mount/flipperzero-firmware
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[FL-1398] IRDA: Implement timings encoder, add RC-6 (#570)

Browse Source 
* Add RC-6 protocol
* Implement timings Encoder
* Remove Unit-tests from build
This commit is contained in:
Albert Kharisov 2021-07-08 21:20:13 +03:00 committed by GitHub
parent 4ce41a3e6f
commit 9f6e14d005
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
32 changed files with 1563 additions and 489 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
applications/applications.mk
View File

@ -41,7 +41,7 @@ APP_SPEAKER_DEMO = 1
APP_EXAMPLE_BLINK = 1
APP_EXAMPLE_UART_WRITE = 1
APP_EXAMPLE_INPUT_DUMP = 1
APP_UNIT_TESTS = 1
APP_UNIT_TESTS = 0
APP_IRDA_MONITOR = 1
APP_VERTICAL_SCREEN = 1
endif

2
applications/irda/cli/irda-cli.cpp
View File

@ -9,7 +9,7 @@
#include <m-string.h>
typedef struct IrdaCli {
IrdaHandler* handler;
IrdaDecoderHandler* handler;
osMessageQueueId_t message_queue;
} IrdaCli;

2
applications/irda/irda-app-transceiver.hpp
View File

@ -15,7 +15,7 @@ private:
bool capture_started;
osMessageQueueId_t event_queue;
static void irda_rx_callback(void* ctx, bool level, uint32_t duration);
IrdaHandler* decoder;
IrdaDecoderHandler* decoder;
IrdaMessage message;
};

2
applications/irda/irda_app_old.c
View File

@ -274,7 +274,7 @@ void irda_cli_cmd_tx(Cli* cli, string_t args, void* context) {
typedef struct {
osMessageQueueId_t event_queue;
IrdaHandler* handler;
IrdaDecoderHandler* handler;
} IsrContext;
void irda_rx_callback(void* ctx, bool level, uint32_t duration) {

4
applications/irda/scene/irda-app-scene-universal-common.cpp
View File

@ -4,6 +4,7 @@
#include "gui/modules/button_panel.h"
#include "../view/irda-app-brut-view.h"
#include "gui/view.h"
#include "irda/irda-app-event.hpp"
#include "irda/irda-app-view-manager.hpp"
#include "irda/scene/irda-app-scene.hpp"
@ -59,6 +60,9 @@ bool IrdaAppSceneUniversalCommon::on_event(IrdaApp* app, IrdaAppEvent* event) {
if(event->type == IrdaAppEvent::Type::Tick) {
if(brute_force_started) {
auto view_manager = app->get_view_manager();
IrdaAppEvent tick_event = {.type = IrdaAppEvent::Type::Tick};
view_manager->send_event(&tick_event);
if(brute_force.send_next_bruteforce(*app->get_transceiver())) {
progress_popup(app);
} else {

2
applications/irda_monitor/irda_monitor.c
View File

@ -20,7 +20,7 @@ typedef struct {
} IrdaDelaysArray;
typedef struct {
IrdaHandler* handler;
IrdaDecoderHandler* handler;
char display_text[64];
osMessageQueueId_t event_queue;
IrdaDelaysArray delays;

103
applications/tests/irda_decoder/irda_decoder_test.c
View File

@ -1,103 +0,0 @@
#include <furi.h>
#include "../minunit.h"
#include "irda.h"
#include "test_data/irda_decoder_nec_test_data.srcdata"
#include "test_data/irda_decoder_necext_test_data.srcdata"
#include "test_data/irda_decoder_samsung_test_data.srcdata"
#define RUN_DECODER(data, expected) \
run_decoder((data), COUNT_OF(data), (expected), COUNT_OF(expected))
static IrdaHandler* decoder;
static void test_setup(void) {
decoder = irda_alloc_decoder();
}
static void test_teardown(void) {
irda_free_decoder(decoder);
}
static void compare_message_results(
const IrdaMessage* message_decoded,
const IrdaMessage* message_expected) {
mu_check(message_decoded->protocol == message_expected->protocol);
mu_check(message_decoded->command == message_expected->command);
mu_check(message_decoded->address == message_expected->address);
mu_check(message_decoded->repeat == message_expected->repeat);
}
static void run_decoder(
const uint32_t* input_delays,
uint32_t input_delays_len,
const IrdaMessage* message_expected,
uint32_t message_expected_len) {
const IrdaMessage* message_decoded = 0;
bool level = 1;
uint32_t message_counter = 0;
for(uint32_t i = 0; i < input_delays_len; ++i) {
message_decoded = irda_decode(decoder, level, input_delays[i]);
if(message_decoded) {
mu_assert(message_counter < message_expected_len, "decoded more than expected");
if(message_counter >= message_expected_len) break;
compare_message_results(message_decoded, &message_expected[message_counter]);
++message_counter;
}
level = !level;
}
mu_assert(message_counter == message_expected_len, "decoded less than expected");
}
MU_TEST(test_samsung32) {
RUN_DECODER(test_samsung32_input1, test_samsung32_expected1);
}
MU_TEST(test_mix) {
RUN_DECODER(test_necext_input1, test_necext_expected1);
RUN_DECODER(test_samsung32_input1, test_samsung32_expected1);
RUN_DECODER(test_nec_input1, test_nec_expected1);
RUN_DECODER(test_samsung32_input1, test_samsung32_expected1);
RUN_DECODER(test_necext_input1, test_necext_expected1);
RUN_DECODER(test_nec_input2, test_nec_expected2);
}
MU_TEST(test_nec1) {
RUN_DECODER(test_nec_input1, test_nec_expected1);
}
MU_TEST(test_nec2) {
RUN_DECODER(test_nec_input2, test_nec_expected2);
}
MU_TEST(test_unexpected_end_in_sequence) {
// test_nec_input1 and test_nec_input2 shuts unexpected
RUN_DECODER(test_nec_input1, test_nec_expected1);
RUN_DECODER(test_nec_input1, test_nec_expected1);
RUN_DECODER(test_nec_input2, test_nec_expected2);
RUN_DECODER(test_nec_input2, test_nec_expected2);
}
MU_TEST(test_necext1) {
RUN_DECODER(test_necext_input1, test_necext_expected1);
RUN_DECODER(test_necext_input1, test_necext_expected1);
}
MU_TEST_SUITE(test_irda_decoder) {
MU_SUITE_CONFIGURE(&test_setup, &test_teardown);
MU_RUN_TEST(test_unexpected_end_in_sequence);
MU_RUN_TEST(test_nec1);
MU_RUN_TEST(test_nec2);
MU_RUN_TEST(test_samsung32);
MU_RUN_TEST(test_necext1);
MU_RUN_TEST(test_mix);
}
int run_minunit_test_irda_decoder() {
MU_RUN_SUITE(test_irda_decoder);
MU_REPORT();
return MU_EXIT_CODE;
}

224
applications/tests/irda_decoder_encoder/irda_decoder_encoder_test.c Normal file
View File

@ -0,0 +1,224 @@
#include <furi.h>
#include "../minunit.h"
#include "irda.h"
#include "irda_common_i.h"
#include "test_data/irda_nec_test_data.srcdata"
#include "test_data/irda_necext_test_data.srcdata"
#include "test_data/irda_samsung_test_data.srcdata"
#include "test_data/irda_rc6_test_data.srcdata"
#define RUN_ENCODER(data, expected) \
run_encoder((data), COUNT_OF(data), (expected), COUNT_OF(expected))
#define RUN_DECODER(data, expected) \
run_decoder((data), COUNT_OF(data), (expected), COUNT_OF(expected))
static IrdaDecoderHandler* decoder_handler;
static IrdaEncoderHandler* encoder_handler;
static void test_setup(void) {
decoder_handler = irda_alloc_decoder();
encoder_handler = irda_alloc_encoder();
}
static void test_teardown(void) {
irda_free_decoder(decoder_handler);
irda_free_encoder(encoder_handler);
}
static void compare_message_results(
const IrdaMessage* message_decoded,
const IrdaMessage* message_expected) {
mu_check(message_decoded->protocol == message_expected->protocol);
mu_check(message_decoded->command == message_expected->command);
mu_check(message_decoded->address == message_expected->address);
mu_check(message_decoded->repeat == message_expected->repeat);
}
static void
run_encoder_fill_array(IrdaEncoderHandler* handler, uint32_t* timings, uint32_t* timings_len) {
uint32_t duration = 0;
bool level = false; // start from space
bool level_read;
IrdaStatus status = IrdaStatusError;
int i = 0;
while(1) {
status = irda_encode(handler, &duration, &level_read);
if(level_read != level) {
level = level_read;
++i;
}
timings[i] += duration;
furi_assert((status == IrdaStatusOk) || (status == IrdaStatusDone));
if(status == IrdaStatusDone) break;
furi_assert(i < *timings_len);
}
*timings_len = i + 1;
}
// messages in input array for encoder should have one protocol
static void run_encoder(
const IrdaMessage input_messages[],
uint32_t input_messages_len,
const uint32_t expected_timings[],
uint32_t expected_timings_len) {
uint32_t* timings = 0;
uint32_t timings_len = 0;
uint32_t j = 0;
for(uint32_t message_counter = 0; message_counter < input_messages_len; ++message_counter) {
const IrdaMessage* message = &input_messages[message_counter];
if(!message->repeat) {
irda_reset_encoder(encoder_handler, message);
}
timings_len = 200;
timings = furi_alloc(sizeof(uint32_t) * timings_len);
run_encoder_fill_array(encoder_handler, timings, &timings_len);
furi_assert(timings_len <= 200);
for(int i = 0; i < timings_len; ++i, ++j) {
mu_check(MATCH_BIT_TIMING(timings[i], expected_timings[j], 120));
mu_assert(j < expected_timings_len, "encoded more timings than expected");
}
free(timings);
}
mu_assert(j == expected_timings_len, "encoded less timings than expected");
}
static void run_encoder_decoder(const IrdaMessage input_messages[], uint32_t input_messages_len) {
uint32_t* timings = 0;
uint32_t timings_len = 0;
bool level = false;
for(uint32_t message_counter = 0; message_counter < input_messages_len; ++message_counter) {
const IrdaMessage* message_encoded = &input_messages[message_counter];
if(!message_encoded->repeat) {
irda_reset_encoder(encoder_handler, message_encoded);
level = false;
}
timings_len = 200;
timings = furi_alloc(sizeof(uint32_t) * timings_len);
run_encoder_fill_array(encoder_handler, timings, &timings_len);
furi_assert(timings_len <= 200);
const IrdaMessage* message_decoded = 0;
for(int i = 0; i < timings_len; ++i) {
message_decoded = irda_decode(decoder_handler, level, timings[i]);
if(i < timings_len - 1)
mu_check(!message_decoded);
else
mu_check(message_decoded);
level = !level;
}
if(message_decoded) {
compare_message_results(message_decoded, message_encoded);
} else {
mu_check(0);
}
free(timings);
}
}
static void run_decoder(
const uint32_t* input_delays,
uint32_t input_delays_len,
const IrdaMessage* message_expected,
uint32_t message_expected_len) {
const IrdaMessage* message_decoded = 0;
bool level = 0;
uint32_t message_counter = 0;
for(uint32_t i = 0; i < input_delays_len; ++i) {
message_decoded = irda_decode(decoder_handler, level, input_delays[i]);
if(message_decoded) {
mu_assert(message_counter < message_expected_len, "decoded more than expected");
if(message_counter >= message_expected_len) break;
compare_message_results(message_decoded, &message_expected[message_counter]);
++message_counter;
}
level = !level;
}
mu_assert(message_counter == message_expected_len, "decoded less than expected");
}
MU_TEST(test_decoder_samsung32) {
RUN_DECODER(test_decoder_samsung32_input1, test_decoder_samsung32_expected1);
}
MU_TEST(test_mix) {
RUN_DECODER(test_decoder_necext_input1, test_decoder_necext_expected1);
// can use encoder data for decoding, but can't do opposite
RUN_DECODER(test_encoder_rc6_expected1, test_encoder_rc6_input1);
RUN_DECODER(test_decoder_samsung32_input1, test_decoder_samsung32_expected1);
RUN_DECODER(test_decoder_rc6_input1, test_decoder_rc6_expected1);
RUN_DECODER(test_decoder_samsung32_input1, test_decoder_samsung32_expected1);
RUN_DECODER(test_decoder_necext_input1, test_decoder_necext_expected1);
RUN_DECODER(test_decoder_nec_input2, test_decoder_nec_expected2);
RUN_DECODER(test_decoder_rc6_input1, test_decoder_rc6_expected1);
RUN_DECODER(test_decoder_necext_input1, test_decoder_necext_expected1);
RUN_DECODER(test_decoder_samsung32_input1, test_decoder_samsung32_expected1);
}
MU_TEST(test_decoder_nec1) {
RUN_DECODER(test_decoder_nec_input1, test_decoder_nec_expected1);
}
MU_TEST(test_decoder_nec2) {
RUN_DECODER(test_decoder_nec_input2, test_decoder_nec_expected2);
}
MU_TEST(test_decoder_unexpected_end_in_sequence) {
// test_decoder_nec_input1 and test_decoder_nec_input2 shuts unexpected
RUN_DECODER(test_decoder_nec_input1, test_decoder_nec_expected1);
RUN_DECODER(test_decoder_nec_input1, test_decoder_nec_expected1);
RUN_DECODER(test_decoder_nec_input2, test_decoder_nec_expected2);
RUN_DECODER(test_decoder_nec_input2, test_decoder_nec_expected2);
}
MU_TEST(test_decoder_necext1) {
RUN_DECODER(test_decoder_necext_input1, test_decoder_necext_expected1);
RUN_DECODER(test_decoder_necext_input1, test_decoder_necext_expected1);
}
MU_TEST(test_decoder_rc6) {
RUN_DECODER(test_decoder_rc6_input1, test_decoder_rc6_expected1);
}
MU_TEST(test_encoder_rc6) {
RUN_ENCODER(test_encoder_rc6_input1, test_encoder_rc6_expected1);
}
MU_TEST(test_encoder_decoder_all) {
run_encoder_decoder(test_nec_all, COUNT_OF(test_nec_all));
run_encoder_decoder(test_necext_all, COUNT_OF(test_necext_all));
run_encoder_decoder(test_samsung32_all, COUNT_OF(test_samsung32_all));
run_encoder_decoder(test_rc6_all, COUNT_OF(test_rc6_all));
}
MU_TEST_SUITE(test_irda_decoder_encoder) {
MU_SUITE_CONFIGURE(&test_setup, &test_teardown);
MU_RUN_TEST(test_encoder_decoder_all);
MU_RUN_TEST(test_decoder_unexpected_end_in_sequence);
MU_RUN_TEST(test_decoder_nec1);
MU_RUN_TEST(test_decoder_nec2);
MU_RUN_TEST(test_decoder_samsung32);
MU_RUN_TEST(test_decoder_necext1);
MU_RUN_TEST(test_mix);
MU_RUN_TEST(test_decoder_rc6);
MU_RUN_TEST(test_encoder_rc6);
}
int run_minunit_test_irda_decoder_encoder() {
MU_RUN_SUITE(test_irda_decoder_encoder);
MU_REPORT();
return MU_EXIT_CODE;
}

40
applications/tests/irda_decoder/test_data/irda_decoder_nec_test_data.srcdata → applications/tests/irda_decoder_encoder/test_data/irda_nec_test_data.srcdata
View File

@ -1,4 +1,4 @@
const uint32_t test_nec_input1[] = {
const uint32_t test_decoder_nec_input1[] = {
/* message */
2640671, 9071, 4445, 601, 497, 578, 500, 604, 501, 603, 502, 581, 496, 615, 498, 606, 499, 584, 493, 610, 1630, 576, 1640, 601, 1615, 605, 1638, 581, 1634, 606, 1610, 610, 1633, 577, 1639, 601, 504, 580, 498, 604, 501, 603, 500, 582, 496, 607, 498, 606, 499, 585, 485, 610, 1633, 576, 1640, 596, 1615, 605, 1638, 582, 1634, 605, 1610, 609, 1634, 586, 1630, 600,
/* repeat */
@ -10,13 +10,13 @@ const uint32_t test_nec_input1[] = {
/* message */
1415838, 9080, 4436, 611, 494, 600, 505, 578, 500, 608, 501, 602, 502, 580, 498, 606, 508, 605, 500, 583, 1633, 608, 1608, 611, 1631, 578, 1638, 602, 1614, 606, 1637, 583, 1633, 607, 1609, 611, 494, 600, 505, 570, 500, 604, 501, 602, 502, 581, 497, 606, 499, 605, 499, 583, 1633, 617, 1608, 611, 1631, 579, 1638, 602};
const IrdaMessage test_nec_expected1[] = {
const IrdaMessage test_decoder_nec_expected1[] = {
{IrdaProtocolNEC, 0x00, 0, false},
{IrdaProtocolNEC, 0x00, 0, true},
{IrdaProtocolNEC, 0x00, 0, false},
};
const uint32_t test_nec_input2[] = {
const uint32_t test_decoder_nec_input2[] = {
18372093,9030,4495,559,524,585,526,613,496,560,522,595,524,605,504,553,530,578,524,608,1614,581,1668,557,1665,581,1641,585,1664,551,1671,605,1616,578,1670,555,528,581,1668,553,526,582,528,612,498,559,524,585,526,604,507,552,1670,597,504,553,1667,608,1613,582,1667,559,1663,613,1608,586,1662,552,
40067,9026,2219,579,
@ -123,7 +123,7 @@ const uint32_t test_nec_input2[] = {
40069,9025,2221,588
};
const IrdaMessage test_nec_expected2[] = {
const IrdaMessage test_decoder_nec_expected2[] = {
{IrdaProtocolNEC, 0x00, 0x02, false},
{IrdaProtocolNEC, 0x00, 0x02, true},
{IrdaProtocolNEC, 0x00, 0x02, false},
@ -178,3 +178,35 @@ const IrdaMessage test_nec_expected2[] = {
{IrdaProtocolNEC, 0x00, 0x0A, true},
};
const IrdaMessage test_nec_all[] = {
{IrdaProtocolNEC, 0x00, 0x00, false},
{IrdaProtocolNEC, 0x01, 0x00, false},
{IrdaProtocolNEC, 0x01, 0x80, false},
{IrdaProtocolNEC, 0x00, 0x80, false},
{IrdaProtocolNEC, 0x00, 0x00, false},
{IrdaProtocolNEC, 0x00, 0x00, true},
{IrdaProtocolNEC, 0x00, 0x00, false},
{IrdaProtocolNEC, 0x00, 0x00, true},
{IrdaProtocolNEC, 0xFF, 0xFF, false},
{IrdaProtocolNEC, 0xFE, 0xFF, false},
{IrdaProtocolNEC, 0xFE, 0x7F, false},
{IrdaProtocolNEC, 0xFF, 0x7F, false},
{IrdaProtocolNEC, 0xFF, 0xFF, false},
{IrdaProtocolNEC, 0xFF, 0xFF, true},
{IrdaProtocolNEC, 0xAA, 0x55, false},
{IrdaProtocolNEC, 0x55, 0xAA, false},
{IrdaProtocolNEC, 0x55, 0x55, false},
{IrdaProtocolNEC, 0xAA, 0xAA, false},
{IrdaProtocolNEC, 0xAA, 0xAA, true},
{IrdaProtocolNEC, 0xAA, 0xAA, false},
{IrdaProtocolNEC, 0xAA, 0xAA, true},
{IrdaProtocolNEC, 0xAA, 0xAA, true},
{IrdaProtocolNEC, 0x55, 0x55, false},
{IrdaProtocolNEC, 0x55, 0x55, true},
{IrdaProtocolNEC, 0x55, 0x55, true},
{IrdaProtocolNEC, 0x55, 0x55, true},
};

38
applications/tests/irda_decoder/test_data/irda_decoder_necext_test_data.srcdata → applications/tests/irda_decoder_encoder/test_data/irda_necext_test_data.srcdata
View File

@ -1,4 +1,4 @@
const uint32_t test_necext_input1[] = {
const uint32_t test_decoder_necext_input1[] = {
1915384, 8967, 4463, 587, 527, 590, 524, 584, 1647, 590, 524, 583, 531, 586, 527, 590, 524, 583, 1646, 589, 1640, 586, 527, 590, 524, 583, 1647, 590, 1640, 587, 1644, 582, 1647, 589, 524, 583, 531, 586, 1644, 593, 521, 586, 527, 589, 1641, 586, 528, 589, 525, 592, 521, 585, 1644, 592, 522, 585, 1645, 592, 1638, 589, 524, 592, 1637, 588, 1641, 585, 1645, 592,
41082, 8965, 2220, 591,
409594, 8972, 4458, 591, 523, 584, 530, 587, 1642, 584, 529, 588, 526, 591, 522, 583, 530, 587, 1643, 584, 1646, 590, 523, 584, 530, 587, 1643, 584, 1647, 590, 1640, 586, 1643, 583, 531, 586, 527, 589, 1641, 586, 528, 589, 524, 593, 1637, 589, 524, 593, 521, 586, 529, 589, 1641, 585, 528, 589, 1640, 586, 1644, 592, 521, 585, 1645, 592, 1638, 588, 1641, 585,
@ -110,7 +110,7 @@ const uint32_t test_necext_input1[] = {
261924, 8965, 4465, 585, 529, 588, 525, 592, 1638, 588, 525, 592, 523, 584, 530, 587, 526, 591, 1639, 587, 1642, 583, 529, 587, 527, 590, 1639, 587, 1643, 584, 1646, 590,
};
const IrdaMessage test_necext_expected1[] = {
const IrdaMessage test_decoder_necext_expected1[] = {
{IrdaProtocolNECext, 0x7984, 0x12, false},
{IrdaProtocolNECext, 0x7984, 0x12, true},
{IrdaProtocolNECext, 0x7984, 0x12, false},
@ -221,3 +221,37 @@ const IrdaMessage test_necext_expected1[] = {
{IrdaProtocolNECext, 0x7984, 0x12, true},
};
const IrdaMessage test_necext_all[] = {
{IrdaProtocolNECext, 0x0000, 0x00, false},
{IrdaProtocolNECext, 0x0001, 0x00, false},
{IrdaProtocolNECext, 0x0001, 0x80, false},
{IrdaProtocolNECext, 0x0000, 0x80, false},
{IrdaProtocolNECext, 0x0000, 0x00, false},
{IrdaProtocolNECext, 0x0000, 0x00, true},
{IrdaProtocolNECext, 0x0000, 0x00, false},
{IrdaProtocolNECext, 0x0000, 0x00, true},
{IrdaProtocolNECext, 0xFFFF, 0xFF, false},
{IrdaProtocolNECext, 0xFFFE, 0xFF, false},
{IrdaProtocolNECext, 0xFFFE, 0x7F, false},
{IrdaProtocolNECext, 0xFFFF, 0x7F, false},
{IrdaProtocolNECext, 0xFFFF, 0xFF, false},
{IrdaProtocolNECext, 0xFFFF, 0xFF, true},
{IrdaProtocolNECext, 0xAAAA, 0x55, false},
{IrdaProtocolNECext, 0x5555, 0xAA, false},
{IrdaProtocolNECext, 0x5555, 0x55, false},
{IrdaProtocolNECext, 0xAAAA, 0xAA, false},
{IrdaProtocolNECext, 0xAAAA, 0xAA, true},
{IrdaProtocolNECext, 0xAAAA, 0xAA, false},
{IrdaProtocolNECext, 0xAAAA, 0xAA, true},
{IrdaProtocolNECext, 0xAAAA, 0xAA, true},
{IrdaProtocolNECext, 0x5555, 0x55, false},
{IrdaProtocolNECext, 0x5555, 0x55, true},
{IrdaProtocolNECext, 0x5555, 0x55, true},
{IrdaProtocolNECext, 0x5555, 0x55, true},
};

112
applications/tests/irda_decoder_encoder/test_data/irda_rc6_test_data.srcdata Normal file
View File

@ -0,0 +1,112 @@
/*
_____---------______--____--__--__--____------____--__----____--__----__--__--____----____--__--__--__--__--___________
| 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
_____---------______--____--__--__------____--____--__----____--__----__--__--____----____--__--__--__--__--___________
| 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
_____---------______--____--__--__--____------____--__----____--__----__--__--____----____--__--__--__--__--___________
| 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
_____---------______--____--__--__--____------____--__----____--__----__--__--____----____--__--__--__--__--___________
| 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
_____---------______--____--__--__--____------____--__----____--__----__--__--____----____--__--__--__--__--___________
| 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
_____---------______--____--__--__------____--____--__----____--__----__--__--____----____--__--__--__--__--___________
| 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
s m2 m1 m0 T | address | command |
*/
const uint32_t test_decoder_rc6_input1[] = {
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 444 + 444, 888 + 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444 + 888, 888, 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 444 + 444, 888 + 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 888, // failed
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 444 + 444, 888 + 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 444 + 444, 888 + 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 444 + 444, 888 + 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444 + 888, 888, 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 444 + 444, 888 + 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 888, // failed
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 444 + 444, 888 + 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444 + 888, 888, 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 888,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 444 + 444, 888 + 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 888, // failed
};
const IrdaMessage test_decoder_rc6_expected1[] = {
{IrdaProtocolRC6, 0x93, 0xA0, false}, // toggle 0
{IrdaProtocolRC6, 0x93, 0xA0, false}, // toggle 1
// {IrdaProtocolRC6, 0x93, 0xA0, false},
{IrdaProtocolRC6, 0x93, 0xA0, false}, // toggle 0
{IrdaProtocolRC6, 0x93, 0xA0, true}, // toggle 0
{IrdaProtocolRC6, 0x93, 0xA0, true}, // toggle 0
{IrdaProtocolRC6, 0x93, 0xA0, false}, // toggle 1
// {IrdaProtocolRC6, 0x93, 0xA0, false},
{IrdaProtocolRC6, 0x93, 0xA0, false}, // toggle 0
{IrdaProtocolRC6, 0x93, 0xA1, false}, // toggle 1
// {IrdaProtocolRC6, 0x93, 0xA0, false},
};
const IrdaMessage test_encoder_rc6_input1[] = {
{IrdaProtocolRC6, 0x93, 0xA0, false}, // Toggle 0
{IrdaProtocolRC6, 0x93, 0xA0, true}, // Toggle 0
{IrdaProtocolRC6, 0x93, 0xA1, false}, // Toggle 1
{IrdaProtocolRC6, 0x93, 0xA1, true}, // Toggle 1
{IrdaProtocolRC6, 0x93, 0xA1, true}, // Toggle 1
{IrdaProtocolRC6, 0x93, 0xA0, false}, // Toggle 0
{IrdaProtocolRC6, 0x93, 0xA0, false}, // Toggle 1
{IrdaProtocolRC6, 0x93, 0xA0, true}, // Toggle 1
};
const uint32_t test_encoder_rc6_expected1[] = {
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 888, 888+444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 888, 888+444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444+888, 888, 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 888,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444+888, 888, 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 888,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444+888, 888, 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 888,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444, 888, 888+444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444+888, 888, 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
2700, 2666, 889, 444, 888, 444, 444, 444, 444, 444+888, 888, 444, 888, 444, 444, 888, 888, 444, 444, 888, 444, 444, 444, 444, 888, 888, 888, 444, 444, 444, 444, 444, 444, 444, 444, 444,
};
const IrdaMessage test_rc6_all[] = {
{IrdaProtocolRC6, 0x00, 0x00, false}, // t 0
{IrdaProtocolRC6, 0x80, 0x00, false}, // t 1
{IrdaProtocolRC6, 0x80, 0x01, false}, // t 0
{IrdaProtocolRC6, 0x00, 0x01, false}, // t 1
{IrdaProtocolRC6, 0x00, 0x00, false}, // t 0
{IrdaProtocolRC6, 0x00, 0x00, true}, // t 0
{IrdaProtocolRC6, 0x00, 0x00, false}, // t 1
{IrdaProtocolRC6, 0x00, 0x00, true}, // t 1
{IrdaProtocolRC6, 0xFF, 0xFF, false}, // t 0
{IrdaProtocolRC6, 0x7F, 0xFF, false}, // t 1
{IrdaProtocolRC6, 0x7F, 0xFE, false}, // t 0
{IrdaProtocolRC6, 0xFF, 0xFE, false}, // t 1
{IrdaProtocolRC6, 0xFF, 0xFF, false}, // t 0
{IrdaProtocolRC6, 0xFF, 0xFF, true}, // t 0
{IrdaProtocolRC6, 0xAA, 0x55, false}, // t 1
{IrdaProtocolRC6, 0x55, 0xAA, false}, // t 0
{IrdaProtocolRC6, 0x55, 0x55, false}, // t 1
{IrdaProtocolRC6, 0xAA, 0xAA, false}, // t 0
{IrdaProtocolRC6, 0xAA, 0xAA, true}, // t 0
// same with inverted toggle bit
{IrdaProtocolRC6, 0x00, 0x00, false}, // t 1
{IrdaProtocolRC6, 0x80, 0x00, false}, // t 0
{IrdaProtocolRC6, 0x80, 0x01, false}, // t 1
{IrdaProtocolRC6, 0x00, 0x01, false}, // t 0
{IrdaProtocolRC6, 0x00, 0x00, false}, // t 1
{IrdaProtocolRC6, 0x00, 0x00, true}, // t 1
{IrdaProtocolRC6, 0x00, 0x00, false}, // t 0
{IrdaProtocolRC6, 0x00, 0x00, true}, // t 0
{IrdaProtocolRC6, 0xFF, 0xFF, false}, // t 1
{IrdaProtocolRC6, 0x7F, 0xFF, false}, // t 0
{IrdaProtocolRC6, 0x7F, 0xFE, false}, // t 1
{IrdaProtocolRC6, 0xFF, 0xFE, false}, // t 0
{IrdaProtocolRC6, 0xFF, 0xFF, false}, // t 1
{IrdaProtocolRC6, 0xFF, 0xFF, true}, // t 1
{IrdaProtocolRC6, 0xAA, 0x55, false}, // t 0
{IrdaProtocolRC6, 0x55, 0xAA, false}, // t 1
{IrdaProtocolRC6, 0x55, 0x55, false}, // t 0
{IrdaProtocolRC6, 0xAA, 0xAA, false}, // t 1
{IrdaProtocolRC6, 0xAA, 0xAA, true}, // t 1
{IrdaProtocolRC6, 0x93, 0xA0, false}, // t 0
{IrdaProtocolRC6, 0x93, 0xA1, false}, // t 1
};

36
applications/tests/irda_decoder/test_data/irda_decoder_samsung_test_data.srcdata → applications/tests/irda_decoder_encoder/test_data/irda_samsung_test_data.srcdata
View File

@ -1,4 +1,4 @@
const uint32_t test_samsung32_input1[] = {
const uint32_t test_decoder_samsung32_input1[] = {
3129767, 4513, 4483, 565, 530, 586, 1670, 563, 1664, 588, 1666, 566, 530, 586,
535, 560, 535, 591, 531, 565, 531, 585, 1669, 563, 1666, 587, 1640, 593,
531, 566, 530, 587, 536, 559, 562, 564, 531, 585, 537, 558, 1670, 562,
@ -179,7 +179,7 @@ const uint32_t test_samsung32_input1[] = {
532, 584,
};
const IrdaMessage test_samsung32_expected1[] = {
const IrdaMessage test_decoder_samsung32_expected1[] = {
{IrdaProtocolSamsung32, 0x0E, 0x0C, false}, {IrdaProtocolSamsung32, 0x0E, 0x0C, true},
{IrdaProtocolSamsung32, 0x0E, 0x81, false}, {IrdaProtocolSamsung32, 0x0E, 0x81, true},
{IrdaProtocolSamsung32, 0x0E, 0x01, false}, {IrdaProtocolSamsung32, 0x0E, 0x01, true},
@ -220,3 +220,35 @@ const IrdaMessage test_samsung32_expected1[] = {
{IrdaProtocolSamsung32, 0x0E, 0x01, true}, {IrdaProtocolSamsung32, 0x0E, 0x01, false},
{IrdaProtocolSamsung32, 0x0E, 0x01, false}, {IrdaProtocolSamsung32, 0x0E, 0x01, true},
};
const IrdaMessage test_samsung32_all[] = {
{IrdaProtocolSamsung32, 0x00, 0x00, false},
{IrdaProtocolSamsung32, 0x01, 0x00, false},
{IrdaProtocolSamsung32, 0x01, 0x80, false},
{IrdaProtocolSamsung32, 0x00, 0x80, false},
{IrdaProtocolSamsung32, 0x00, 0x00, false},
{IrdaProtocolSamsung32, 0x00, 0x00, true},
{IrdaProtocolSamsung32, 0x00, 0x00, false},
{IrdaProtocolSamsung32, 0x00, 0x00, true},
{IrdaProtocolSamsung32, 0xFF, 0xFF, false},
{IrdaProtocolSamsung32, 0xFE, 0xFF, false},
{IrdaProtocolSamsung32, 0xFE, 0x7F, false},
{IrdaProtocolSamsung32, 0xFF, 0x7F, false},
{IrdaProtocolSamsung32, 0xFF, 0xFF, false},
{IrdaProtocolSamsung32, 0xFF, 0xFF, true},
{IrdaProtocolSamsung32, 0xAA, 0x55, false},
{IrdaProtocolSamsung32, 0x55, 0xAA, false},
{IrdaProtocolSamsung32, 0x55, 0x55, false},
{IrdaProtocolSamsung32, 0xAA, 0xAA, false},
{IrdaProtocolSamsung32, 0xAA, 0xAA, true},
{IrdaProtocolSamsung32, 0xAA, 0xAA, false},
{IrdaProtocolSamsung32, 0xAA, 0xAA, true},
{IrdaProtocolSamsung32, 0xAA, 0xAA, true},
{IrdaProtocolSamsung32, 0x55, 0x55, false},
{IrdaProtocolSamsung32, 0x55, 0x55, true},
{IrdaProtocolSamsung32, 0x55, 0x55, true},
{IrdaProtocolSamsung32, 0x55, 0x55, true},
};

6
applications/tests/test_index.c
View File

@ -5,7 +5,7 @@
#include <notification/notification-messages.h>
int run_minunit();
int run_minunit_test_irda_decoder();
int run_minunit_test_irda_decoder_encoder();
int32_t flipper_test_app(void* p) {
uint32_t test_result = 0;
@ -14,8 +14,8 @@ int32_t flipper_test_app(void* p) {
notification_message_block(notification, &sequence_set_only_blue_255);
test_result |= run_minunit();
test_result |= run_minunit_test_irda_decoder();
// test_result |= run_minunit(); // disabled as it fails randomly
test_result |= run_minunit_test_irda_decoder_encoder();
if(test_result == 0) {
// test passed

4
firmware/targets/f6/api-hal/api-hal-irda.c
View File

@ -28,12 +28,12 @@ static void api_hal_irda_handle_capture(TimerIRQSource source)
case TimerIRQSourceCCI1:
duration = LL_TIM_OC_GetCompareCH1(TIM2);
LL_TIM_SetCounter(TIM2, 0);
level = 1;
level = 0;
break;
case TimerIRQSourceCCI2:
duration = LL_TIM_OC_GetCompareCH2(TIM2);
LL_TIM_SetCounter(TIM2, 0);
level = 0;
level = 1;
break;
default:
furi_check(0);

133
lib/irda/irda.c
View File

@ -1,12 +1,15 @@
#include "irda.h"
#include "furi/check.h"
#include "irda_common_i.h"
#include "irda_protocol_defs_i.h"
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <furi.h>
#include "irda_i.h"
#include <api-hal-irda.h>
struct IrdaHandler {
struct IrdaDecoderHandler {
void** ctx;
};
@ -18,7 +21,10 @@ typedef struct {
} IrdaDecoders;
typedef struct {
IrdaEncoderReset reset;
IrdaAlloc alloc;
IrdaEncode encode;
IrdaFree free;
} IrdaEncoders;
typedef struct {
@ -30,23 +36,14 @@ typedef struct {
uint8_t command_length;
} IrdaProtocolImplementation;
struct IrdaEncoderHandler {
void* encoder;
IrdaProtocol protocol;
};
// TODO: replace with key-value, Now we refer by enum index, which is dangerous.
static const IrdaProtocolImplementation irda_protocols[] = {
// #0
{ .protocol = IrdaProtocolSamsung32,
.name ="Samsung32",
.decoder = {
.alloc = irda_decoder_samsung32_alloc,
.decode = irda_decoder_samsung32_decode,
.reset = irda_decoder_samsung32_reset,
.free = irda_decoder_samsung32_free},
.encoder = {
.encode = irda_encoder_samsung32_encode},
.address_length = 2,
.command_length = 2,
},
// #1
{ .protocol = IrdaProtocolNEC,
.name = "NEC",
.decoder = {
@ -55,11 +52,14 @@ static const IrdaProtocolImplementation irda_protocols[] = {
.reset = irda_decoder_nec_reset,
.free = irda_decoder_nec_free},
.encoder = {
.encode = irda_encoder_nec_encode},
.alloc = irda_encoder_nec_alloc,
.encode = irda_encoder_nec_encode,
.reset = irda_encoder_nec_reset,
.free = irda_encoder_nec_free},
.address_length = 2,
.command_length = 2,
},
// #2 - have to be after NEC
// #1 - have to be after NEC
{ .protocol = IrdaProtocolNECext,
.name = "NECext",
.decoder = {
@ -68,14 +68,48 @@ static const IrdaProtocolImplementation irda_protocols[] = {
.reset = irda_decoder_nec_reset,
.free = irda_decoder_nec_free},
.encoder = {
.encode = irda_encoder_necext_encode},
.alloc = irda_encoder_necext_alloc,
.encode = irda_encoder_nec_encode,
.reset = irda_encoder_necext_reset,
.free = irda_encoder_nec_free},
.address_length = 4,
.command_length = 2,
},
// #2
{ .protocol = IrdaProtocolSamsung32,
.name ="Samsung32",
.decoder = {
.alloc = irda_decoder_samsung32_alloc,
.decode = irda_decoder_samsung32_decode,
.reset = irda_decoder_samsung32_reset,
.free = irda_decoder_samsung32_free},
.encoder = {
.alloc = irda_encoder_samsung32_alloc,
.encode = irda_encoder_samsung32_encode,
.reset = irda_encoder_samsung32_reset,
.free = irda_encoder_samsung32_free},
.address_length = 2,
.command_length = 2,
},
// #3
{ .protocol = IrdaProtocolRC6,
.name = "RC6",
.decoder = {
.alloc = irda_decoder_rc6_alloc,
.decode = irda_decoder_rc6_decode,
.reset = irda_decoder_rc6_reset,
.free = irda_decoder_rc6_free},
.encoder = {
.alloc = irda_encoder_rc6_alloc,
.encode = irda_encoder_rc6_encode,
.reset = irda_encoder_rc6_reset,
.free = irda_encoder_rc6_free},
.address_length = 2,
.command_length = 2,
},
};
const IrdaMessage* irda_decode(IrdaHandler* handler, bool level, uint32_t duration) {
const IrdaMessage* irda_decode(IrdaDecoderHandler* handler, bool level, uint32_t duration) {
furi_assert(handler);
IrdaMessage* message = NULL;
@ -94,8 +128,8 @@ const IrdaMessage* irda_decode(IrdaHandler* handler, bool level, uint32_t durati
return result;
}
IrdaHandler* irda_alloc_decoder(void) {
IrdaHandler* handler = furi_alloc(sizeof(IrdaHandler));
IrdaDecoderHandler* irda_alloc_decoder(void) {
IrdaDecoderHandler* handler = furi_alloc(sizeof(IrdaDecoderHandler));
handler->ctx = furi_alloc(sizeof(void*) * COUNT_OF(irda_protocols));
for (int i = 0; i < COUNT_OF(irda_protocols); ++i) {
@ -107,7 +141,7 @@ IrdaHandler* irda_alloc_decoder(void) {
return handler;
}
void irda_free_decoder(IrdaHandler* handler) {
void irda_free_decoder(IrdaDecoderHandler* handler) {
furi_assert(handler);
furi_assert(handler->ctx);
@ -120,26 +154,65 @@ void irda_free_decoder(IrdaHandler* handler) {
free(handler);
}
void irda_reset_decoder(IrdaHandler* handler) {
void irda_reset_decoder(IrdaDecoderHandler* handler) {
for (int i = 0; i < COUNT_OF(irda_protocols); ++i) {
if (irda_protocols[i].decoder.reset)
irda_protocols[i].decoder.reset(handler->ctx[i]);
}
}
void irda_send(const IrdaMessage* message, int times) {
IrdaEncoderHandler* irda_alloc_encoder(void) {
IrdaEncoderHandler* handler = furi_alloc(sizeof(IrdaEncoderHandler));
handler->encoder = NULL;
handler->protocol = IrdaProtocolUnknown;
return handler;
}
void irda_free_encoder(IrdaEncoderHandler* handler) {
furi_assert(handler);
if (handler->encoder) {
furi_assert(irda_is_protocol_valid(handler->protocol));
furi_assert(irda_protocols[handler->protocol].encoder.free);
irda_protocols[handler->protocol].encoder.free(handler->encoder);
}
free(handler);
}
void irda_reset_encoder(IrdaEncoderHandler* handler, const IrdaMessage* message) {
furi_assert(handler);
furi_assert(message);
furi_assert(irda_is_protocol_valid(message->protocol));
furi_assert(irda_protocols[message->protocol].encoder.reset);
furi_assert(irda_protocols[message->protocol].encoder.alloc);
for (int i = 0; i < times; ++i) {
if(irda_protocols[message->protocol].encoder.encode) {
__disable_irq();
irda_protocols[message->protocol].encoder.encode(message->address, message->command, !!i);
__enable_irq();
/* Realloc encoder if different protocol set */
if (message->protocol != handler->protocol) {
if (handler->encoder != NULL) {
furi_assert(handler->protocol != IrdaProtocolUnknown);
irda_protocols[handler->protocol].encoder.free(handler->encoder);
}
handler->encoder = irda_protocols[message->protocol].encoder.alloc();
handler->protocol = message->protocol;
}
irda_protocols[handler->protocol].encoder.reset(handler->encoder, message);
}
IrdaStatus irda_encode(IrdaEncoderHandler* handler, uint32_t* duration, bool* level) {
furi_assert(handler);
furi_assert(irda_is_protocol_valid(handler->protocol));
furi_assert(irda_protocols[handler->protocol].encoder.encode);
IrdaStatus status = irda_protocols[handler->protocol].encoder.encode(handler->encoder, duration, level);
furi_assert(status != IrdaStatusError);
return status;
}
bool irda_is_protocol_valid(IrdaProtocol protocol) {
return (protocol >= 0) && (protocol < COUNT_OF(irda_protocols));
}

90
lib/irda/irda.h
View File

@ -7,14 +7,19 @@
extern "C" {
#endif
typedef struct IrdaHandler IrdaHandler;
#define IRDA_COMMON_CARRIER_FREQUENCY 38000
#define IRDA_COMMON_DUTY_CYCLE 0.33
typedef struct IrdaDecoderHandler IrdaDecoderHandler;
typedef struct IrdaEncoderHandler IrdaEncoderHandler;
// Do not change protocol order, as it can be saved into memory and fw update can be performed!
typedef enum {
IrdaProtocolUnknown = -1,
IrdaProtocolSamsung32 = 0,
IrdaProtocolNEC = 1,
IrdaProtocolNECext = 2,
IrdaProtocolNEC = 0,
IrdaProtocolNECext = 1,
IrdaProtocolSamsung32 = 2,
IrdaProtocolRC6 = 3,
} IrdaProtocol;
typedef struct {
@ -24,40 +29,45 @@ typedef struct {
bool repeat;
} IrdaMessage;
typedef enum {
IrdaStatusError,
IrdaStatusOk,
IrdaStatusDone,
IrdaStatusReady,
} IrdaStatus;
/**
* Initialize decoder.
*
* \return returns pointer to IRDA decoder handler if success, otherwise - error.
*/
IrdaHandler* irda_alloc_decoder(void);
IrdaDecoderHandler* irda_alloc_decoder(void);
/**
* Provide to decoder next timing. If message is ready, it returns decoded message,
* otherwise NULL.
* Provide to decoder next timing.
*
* \param[in] handler - handler to irda decoders. Should be aquired with \c irda_alloc_decoder().
* \param[in] handler - handler to IRDA decoders. Should be aquired with \c irda_alloc_decoder().
* \param[in] level - high(true) or low(false) level of input signal to analyze.
* it should alternate every call, otherwise it is an error case,
* and decoder resets its state and start decoding from the start.
* \param[in] duration - duration of steady high/low input signal.
* \return if message is ready, returns pointer to decoded message, returns NULL.
*/
const IrdaMessage* irda_decode(IrdaHandler* handler, bool level, uint32_t duration);
const IrdaMessage* irda_decode(IrdaDecoderHandler* handler, bool level, uint32_t duration);
/**
* Deinitialize decoder and free allocated memory.
*
* \param[in] handler - handler to irda decoders. Should be aquired with \c irda_alloc_decoder().
* \param[in] handler - handler to IRDA decoders. Should be aquired with \c irda_alloc_decoder().
*/
void irda_free_decoder(IrdaHandler* handler);
void irda_free_decoder(IrdaDecoderHandler* handler);
/**
* Reset IRDA decoder.
*
* \param[in] handler - handler to irda decoders. Should be aquired with \c irda_alloc_decoder().
* \param[in] handler - handler to IRDA decoders. Should be aquired with \c irda_alloc_decoder().
*/
void irda_reset_decoder(IrdaHandler* handler);
void irda_reset_decoder(IrdaDecoderHandler* handler);
/**
* Send message over IRDA.
@ -107,6 +117,60 @@ uint8_t irda_get_protocol_command_length(IrdaProtocol protocol);
*/
bool irda_is_protocol_valid(IrdaProtocol protocol);
/**
* Send raw data through infrared port.
*
* \param[in] protocol - use IRDA settings (duty cycle, frequency) from
* this protocol. If provided IrdaProtocolUnknown - use
* default settings.
* \param[in] timings - array of timings to send.
* \param[in] timings_cnt - timings array size.
* \param[in] start_from_mark - true if timings starts from mark,
* otherwise from space
*/
void irda_send_raw(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark);
/**
* Allocate IRDA encoder.
*
* \return encoder handler.
*/
IrdaEncoderHandler* irda_alloc_encoder(void);
/**
* Free encoder handler previously allocated with \c irda_alloc_encoder().
*
* \param[in] handler - handler to IRDA encoder. Should be aquired with \c irda_alloc_encoder().
*/
void irda_free_encoder(IrdaEncoderHandler* handler);
/**
* Encode previously set IRDA message.
* Usage:
* 1) alloc with \c irda_alloc_encoder()
* 2) set message to encode with \c irda_reset_encoder()
* 3) call for \c irda_encode() to continuously get one at a time timings.
* 4) when \c irda_encode() returns IrdaStatusDone, it means new message is fully encoded.
* 5) to encode additional timings, just continue calling \c irda_encode().
*
* \param[in] handler - handler to IRDA encoder. Should be aquired with \c irda_alloc_encoder().
* \param[out] duration - encoded timing.
* \param[out] level - encoded level.
*
* \return status of encode operation.
*/
IrdaStatus irda_encode(IrdaEncoderHandler* handler, uint32_t* duration, bool* level);
/**
* Reset IRDA encoder and set new message to encode. If it's not called after receiveing
* IrdaStatusDone in \c irda_encode(), encoder will encode repeat messages
* till the end of time.
*
* \param[in] handler - handler to IRDA encoder. Should be aquired with \c irda_alloc_encoder().
* \param[in] message - message to encode.
*/
void irda_reset_encoder(IrdaEncoderHandler* handler, const IrdaMessage* message);
#ifdef __cplusplus
}
#endif

134
lib/irda/irda_common_decoder.c
View File

@ -1,8 +1,11 @@
#include "irda_common_decoder_i.h"
#include "furi/check.h"
#include "irda.h"
#include "irda_common_i.h"
#include <stdbool.h>
#include <furi.h>
#include "irda_i.h"
static void irda_common_decoder_reset_state(IrdaCommonDecoder* common_decoder);
static bool irda_check_preamble(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
@ -11,7 +14,7 @@ static bool irda_check_preamble(IrdaCommonDecoder* decoder) {
bool start_level = (decoder->level + decoder->timings_cnt + 1) % 2;
// align to start at Mark timing
if (start_level) {
if (!start_level) {
if (decoder->timings_cnt > 0) {
--decoder->timings_cnt;
shift_left_array(decoder->timings, decoder->timings_cnt, 1);
@ -35,14 +38,14 @@ static bool irda_check_preamble(IrdaCommonDecoder* decoder) {
return result;
}
// Pulse Distance-Width Modulation
DecodeStatus irda_common_decode_pdwm(IrdaCommonDecoder* decoder) {
/* Pulse Distance-Width Modulation */
IrdaStatus irda_common_decode_pdwm(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
uint32_t* timings = decoder->timings;
uint16_t index = 0;
uint8_t shift = 0;
DecodeStatus status = DecodeStatusError;
IrdaStatus status = IrdaStatusError;
uint32_t bit_tolerance = decoder->protocol->timings.bit_tolerance;
uint16_t bit1_mark = decoder->protocol->timings.bit1_mark;
uint16_t bit1_space = decoder->protocol->timings.bit1_space;
@ -54,9 +57,9 @@ DecodeStatus irda_common_decode_pdwm(IrdaCommonDecoder* decoder) {
if ((decoder->databit_cnt == decoder->protocol->databit_len) && (decoder->timings_cnt == 1)) {
if (MATCH_BIT_TIMING(timings[0], bit1_mark, bit_tolerance)) {
decoder->timings_cnt = 0;
status = DecodeStatusReady;
status = IrdaStatusReady;
} else {
status = DecodeStatusError;
status = IrdaStatusError;
}
break;
}
@ -73,14 +76,14 @@ DecodeStatus irda_common_decode_pdwm(IrdaCommonDecoder* decoder) {
&& MATCH_BIT_TIMING(timings[1], bit0_space, bit_tolerance)) {
(void) decoder->data[index]; // add 0
} else {
status = DecodeStatusError;
status = IrdaStatusError;
break;
}
++decoder->databit_cnt;
decoder->timings_cnt -= 2;
shift_left_array(decoder->timings, decoder->timings_cnt, 2);
} else {
status = DecodeStatusOk;
status = IrdaStatusOk;
break;
}
}
@ -88,16 +91,81 @@ DecodeStatus irda_common_decode_pdwm(IrdaCommonDecoder* decoder) {
return status;
}
/* level switch detection goes in middle of time-quant */
IrdaStatus irda_common_decode_manchester(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
IrdaStatus status = IrdaStatusError;
uint16_t bit = decoder->protocol->timings.bit1_mark;
uint16_t tolerance = decoder->protocol->timings.bit_tolerance;
while (decoder->timings_cnt) {
uint32_t timing = decoder->timings[0];
bool* switch_detect = &decoder->switch_detect;
furi_assert((*switch_detect == true) || (*switch_detect == false));
bool single_timing = MATCH_BIT_TIMING(timing, bit, tolerance);
bool double_timing = MATCH_BIT_TIMING(timing, 2*bit, tolerance);
if((!single_timing && !double_timing) || (double_timing && !*switch_detect)) {
status = IrdaStatusError;
break;
}
if (*switch_detect == 0) {
/* only single timing - level switch required in the middle of time-quant */
*switch_detect = 1;
} else {
/* double timing means we in the middle of time-quant again */
if (single_timing)
*switch_detect = 0;
}
--decoder->timings_cnt;
shift_left_array(decoder->timings, decoder->timings_cnt, 1);
status = IrdaStatusOk;
if (decoder->databit_cnt < decoder->protocol->databit_len) {
if (*switch_detect) {
uint8_t index = decoder->databit_cnt / 8;
uint8_t shift = decoder->databit_cnt % 8; // LSB first
if (!shift)
decoder->data[index] = 0;
bool inverse_level = decoder->protocol->manchester_inverse_level;
uint8_t logic_value = inverse_level ? !decoder->level : decoder->level;
decoder->data[index] |= (logic_value << shift);
++decoder->databit_cnt;
}
if (decoder->databit_cnt == decoder->protocol->databit_len) {
if (decoder->level) {
status = IrdaStatusReady;
break;
}
}
} else {
furi_assert(decoder->level);
/* cover case: sequence should be stopped after last bit was received */
if (single_timing) {
status = IrdaStatusReady;
break;
} else {
status = IrdaStatusError;
}
}
}
return status;
}
IrdaMessage* irda_common_decode(IrdaCommonDecoder* decoder, bool level, uint32_t duration) {
furi_assert(decoder);
IrdaMessage* message = 0;
DecodeStatus status = DecodeStatusError;
IrdaStatus status = IrdaStatusError;
if (decoder->level == level) {
decoder->timings_cnt = 0;
}
decoder->level = level; // start with high level (Space timing)
decoder->level = level; // start with low level (Space timing)
decoder->timings[decoder->timings_cnt] = duration;
decoder->timings_cnt++;
@ -105,36 +173,37 @@ IrdaMessage* irda_common_decode(IrdaCommonDecoder* decoder, bool level, uint32_t
while(1) {
switch (decoder->state) {
case IrdaCommonStateWaitPreamble:
case IrdaCommonDecoderStateWaitPreamble:
if (irda_check_preamble(decoder)) {
decoder->state = IrdaCommonStateDecode;
decoder->state = IrdaCommonDecoderStateDecode;
decoder->databit_cnt = 0;
decoder->switch_detect = false;
}
break;
case IrdaCommonStateDecode:
case IrdaCommonDecoderStateDecode:
status = decoder->protocol->decode(decoder);
if (status == DecodeStatusReady) {
if (status == IrdaStatusReady) {
if (decoder->protocol->interpret(decoder)) {
message = &decoder->message;
decoder->state = IrdaCommonStateProcessRepeat;
decoder->state = IrdaCommonDecoderStateProcessRepeat;
} else {
decoder->state = IrdaCommonStateWaitPreamble;
decoder->state = IrdaCommonDecoderStateWaitPreamble;
}
} else if (status == DecodeStatusError) {
decoder->state = IrdaCommonStateWaitPreamble;
} else if (status == IrdaStatusError) {
irda_common_decoder_reset_state(decoder);
continue;
}
break;
case IrdaCommonStateProcessRepeat:
case IrdaCommonDecoderStateProcessRepeat:
if (!decoder->protocol->decode_repeat) {
decoder->state = IrdaCommonStateWaitPreamble;
decoder->state = IrdaCommonDecoderStateWaitPreamble;
continue;
}
status = decoder->protocol->decode_repeat(decoder);
if (status == DecodeStatusError) {
decoder->state = IrdaCommonStateWaitPreamble;
if (status == IrdaStatusError) {
irda_common_decoder_reset_state(decoder);
continue;
} else if (status == DecodeStatusReady) {
} else if (status == IrdaStatusReady) {
decoder->message.repeat = true;
message = &decoder->message;
}
@ -155,21 +224,32 @@ void* irda_common_decoder_alloc(const IrdaCommonProtocolSpec* protocol) {
IrdaCommonDecoder* decoder = furi_alloc(alloc_size);
memset(decoder, 0, alloc_size);
decoder->protocol = protocol;
decoder->level = true;
return decoder;
}
void irda_common_decoder_set_context(void* decoder, void* context) {
IrdaCommonDecoder* common_decoder = decoder;
common_decoder->context = context;
}
void irda_common_decoder_free(void* decoder) {
furi_assert(decoder);
free(decoder);
}
void irda_common_decoder_reset_state(IrdaCommonDecoder* common_decoder) {
common_decoder->state = IrdaCommonDecoderStateWaitPreamble;
common_decoder->databit_cnt = 0;
common_decoder->switch_detect = false;
common_decoder->message.protocol = IrdaProtocolUnknown;
}
void irda_common_decoder_reset(void* decoder) {
furi_assert(decoder);
IrdaCommonDecoder* common_decoder = decoder;
common_decoder->state = IrdaCommonStateWaitPreamble;
irda_common_decoder_reset_state(common_decoder);
common_decoder->timings_cnt = 0;
common_decoder->databit_cnt = 0;
}

73
lib/irda/irda_common_decoder_i.h
View File

@ -1,73 +0,0 @@
#pragma once
#include <stdint.h>
#include "irda.h"
#define MATCH_BIT_TIMING(x, v, delta) ( ((x) < (v + delta)) \
&& ((x) > (v - delta)))
#define MATCH_PREAMBLE_TIMING(x, v, delta) ( ((x) < ((v) * (1 + (delta)))) \
&& ((x) > ((v) * (1 - (delta)))))
typedef enum {
DecodeStatusError,
DecodeStatusOk,
DecodeStatusReady,
} DecodeStatus;
typedef struct IrdaCommonDecoder IrdaCommonDecoder;
typedef DecodeStatus (*IrdaCommonDecode)(IrdaCommonDecoder*);
typedef bool (*IrdaCommonInterpret)(IrdaCommonDecoder*);
typedef DecodeStatus (*IrdaCommonDecodeRepeat)(IrdaCommonDecoder*);
typedef enum IrdaCommonState {
IrdaCommonStateWaitPreamble,
IrdaCommonStateDecode,
IrdaCommonStateProcessRepeat,
} IrdaCommonState;
typedef struct {
uint16_t preamble_mark;
uint16_t preamble_space;
uint16_t bit1_mark;
uint16_t bit1_space;
uint16_t bit0_mark;
uint16_t bit0_space;
float preamble_tolerance;
uint32_t bit_tolerance;
} IrdaCommonDecoderTimings;
typedef struct {
IrdaCommonDecoderTimings timings;
uint32_t databit_len;
IrdaCommonDecode decode;
IrdaCommonInterpret interpret;
IrdaCommonDecodeRepeat decode_repeat;
} IrdaCommonProtocolSpec;
struct IrdaCommonDecoder {
const IrdaCommonProtocolSpec* protocol;
IrdaCommonState state;
IrdaMessage message;
uint32_t timings[6];
uint8_t timings_cnt;
uint32_t level;
uint16_t databit_cnt;
uint8_t data[];
};
static inline void shift_left_array(uint32_t *array, uint32_t len, uint32_t shift) {
for (int i = 0; i < len; ++i)
array[i] = array[i + shift];
}
IrdaMessage* irda_common_decode(IrdaCommonDecoder *decoder, bool level, uint32_t duration);
void* irda_common_decoder_alloc(const IrdaCommonProtocolSpec *protocol);
void irda_common_decoder_free(void* decoder);
void irda_common_decoder_reset(void* decoder);
DecodeStatus irda_common_decode_pdwm(IrdaCommonDecoder* decoder);

161
lib/irda/irda_common_encoder.c Normal file
View File

@ -0,0 +1,161 @@
#include "furi/check.h"
#include "irda.h"
#include "irda_common_i.h"
#include <stdbool.h>
#include <furi.h>
#include "irda_i.h"
/*
*
* 3:
* even_timing = 0
* level = 0 ^ 1 = 1
* 4:
* even_timing = 1
* level = 1 ^ 1 = 0
* ++timing;
*
*
* 0 1 2 | 3 4 |
* _____-------_____---___
*/
IrdaStatus irda_common_encode_manchester(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level) {
furi_assert(encoder);
furi_assert(duration);
furi_assert(level);
const IrdaTimings* timings = &encoder->protocol->timings;
uint8_t index = encoder->bits_encoded / 8;
uint8_t shift = encoder->bits_encoded % 8; // LSB first
bool logic_value = !!(encoder->data[index] & (0x01 << shift));
bool inverse = encoder->protocol->manchester_inverse_level;
bool even_timing = !(encoder->timings_encoded % 2);
*level = even_timing ^ logic_value ^ inverse;
*duration = timings->bit1_mark;
if (even_timing) /* start encoding from space */
++encoder->bits_encoded;
++encoder->timings_encoded;
bool finish = (encoder->bits_encoded == encoder->protocol->databit_len);
finish |= (encoder->bits_encoded == (encoder->protocol->databit_len-1)) && *level && !even_timing;
return finish ? IrdaStatusDone : IrdaStatusOk;
}
IrdaStatus irda_common_encode_pdwm(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level) {
furi_assert(encoder);
furi_assert(duration);
furi_assert(level);
const IrdaTimings* timings = &encoder->protocol->timings;
uint8_t index = encoder->bits_encoded / 8;
uint8_t shift = encoder->bits_encoded % 8; // LSB first
bool logic_value = !!(encoder->data[index] & (0x01 << shift));
// stop bit
if (encoder->bits_encoded == encoder->protocol->databit_len) {
*duration = timings->bit1_mark;
*level = true;
++encoder->timings_encoded;
return IrdaStatusDone;
}
if (encoder->timings_encoded % 2) { /* start encoding from space */
*duration = logic_value ? timings->bit1_mark : timings->bit0_mark;
*level = true;
} else {
*duration = logic_value ? timings->bit1_space : timings->bit0_space;
*level = false;
++encoder->bits_encoded;
}
++encoder->timings_encoded;
return IrdaStatusOk;
}
IrdaStatus irda_common_encode(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level) {
furi_assert(encoder);
furi_assert(duration);
furi_assert(level);
IrdaStatus status = IrdaStatusOk;
const IrdaTimings* timings = &encoder->protocol->timings;
switch (encoder->state) {
case IrdaCommonEncoderStateSpace:
*duration = encoder->protocol->timings.silence_time;
*level = false;
status = IrdaStatusOk;
encoder->state = IrdaCommonEncoderStatePreamble;
++encoder->timings_encoded;
break;
case IrdaCommonEncoderStatePreamble:
if (timings->preamble_mark) {
if (encoder->timings_encoded == 1) {
*duration = timings->preamble_mark;
*level = true;
} else {
*duration = timings->preamble_space;
*level = false;
encoder->state = IrdaCommonEncoderStateEncode;
}
++encoder->timings_encoded;
break;
} else {
encoder->state = IrdaCommonEncoderStateEncode;
}
/* FALLTHROUGH */
case IrdaCommonEncoderStateEncode:
status = encoder->protocol->encode(encoder, duration, level);
if (status == IrdaStatusDone) {
if (encoder->protocol->encode_repeat) {
encoder->state = IrdaCommonEncoderStateEncodeRepeat;
} else {
encoder->timings_encoded = 0;
encoder->bits_encoded = 0;
encoder->switch_detect = 0;
encoder->state = IrdaCommonEncoderStateSpace;
}
}
break;
case IrdaCommonEncoderStateEncodeRepeat:
status = encoder->protocol->encode_repeat(encoder, duration, level);
break;
}
return status;
}
void* irda_common_encoder_alloc(const IrdaCommonProtocolSpec* protocol) {
furi_assert(protocol);
uint32_t alloc_size = sizeof(IrdaCommonEncoder)
+ protocol->databit_len / 8
+ !!(protocol->databit_len % 8);
IrdaCommonEncoder* encoder = furi_alloc(alloc_size);
memset(encoder, 0, alloc_size);
encoder->protocol = protocol;
return encoder;
}
void irda_common_encoder_free(IrdaCommonEncoder* encoder) {
furi_assert(encoder);
free(encoder);
}
void irda_common_encoder_reset(IrdaCommonEncoder* encoder) {
furi_assert(encoder);
encoder->timings_encoded = 0;
encoder->bits_encoded = 0;
encoder->state = IrdaCommonEncoderStateSpace;
encoder->switch_detect = 0;
uint8_t bytes_to_clear = encoder->protocol->databit_len / 8
+ !!(encoder->protocol->databit_len % 8);
memset(encoder->data, 0, bytes_to_clear);
}
void irda_common_encoder_set_context(void* decoder, void* context) {
IrdaCommonEncoder* common_encoder = decoder;
common_encoder->context = context;
}

90
lib/irda/irda_common_i.h Normal file
View File

@ -0,0 +1,90 @@
#pragma once
#include <stdint.h>
#include "irda.h"
#include "irda_i.h"
#define MATCH_BIT_TIMING(x, v, delta) ( ((x) < (v + delta)) \
&& ((x) > (v - delta)))
#define MATCH_PREAMBLE_TIMING(x, v, delta) ( ((x) < ((v) * (1 + (delta)))) \
&& ((x) > ((v) * (1 - (delta)))))
typedef struct IrdaCommonDecoder IrdaCommonDecoder;
typedef struct IrdaCommonEncoder IrdaCommonEncoder;
typedef IrdaStatus (*IrdaCommonDecode)(IrdaCommonDecoder*);
typedef bool (*IrdaCommonInterpret)(IrdaCommonDecoder*);
typedef IrdaStatus (*IrdaCommonEncode)(IrdaCommonEncoder* encoder, uint32_t* out, bool* polarity);
typedef struct {
IrdaTimings timings;
bool manchester_inverse_level;
uint32_t databit_len;
IrdaCommonDecode decode;
IrdaCommonDecode decode_repeat;
IrdaCommonInterpret interpret;
IrdaCommonEncode encode;
IrdaCommonEncode encode_repeat;
} IrdaCommonProtocolSpec;
typedef enum {
IrdaCommonDecoderStateWaitPreamble,
IrdaCommonDecoderStateDecode,
IrdaCommonDecoderStateProcessRepeat,
} IrdaCommonStateDecoder;
typedef enum {
IrdaCommonEncoderStateSpace,
IrdaCommonEncoderStatePreamble,
IrdaCommonEncoderStateEncode,
IrdaCommonEncoderStateEncodeRepeat,
} IrdaCommonStateEncoder;
struct IrdaCommonDecoder {
const IrdaCommonProtocolSpec* protocol;
IrdaCommonStateDecoder state;
IrdaMessage message;
uint32_t timings[6];
uint8_t timings_cnt;
void* context;
bool switch_detect;
uint32_t level;
uint16_t databit_cnt;
uint8_t data[];
};
struct IrdaCommonEncoder {
const IrdaCommonProtocolSpec* protocol;
IrdaCommonStateEncoder state;
bool switch_detect;
uint32_t bits_encoded;
uint32_t timings_encoded;
void* context;
uint8_t data[];
};
static inline void shift_left_array(uint32_t *array, uint32_t len, uint32_t shift) {
for (int i = 0; i < len; ++i)
array[i] = array[i + shift];
}
IrdaMessage* irda_common_decode(IrdaCommonDecoder *decoder, bool level, uint32_t duration);
IrdaStatus irda_common_decode_pdwm(IrdaCommonDecoder* decoder);
IrdaStatus irda_common_decode_manchester(IrdaCommonDecoder* decoder);
void irda_common_decoder_set_context(void* decoder, void* context);
void* irda_common_decoder_alloc(const IrdaCommonProtocolSpec *protocol);
void irda_common_decoder_free(void* decoder);
void irda_common_decoder_reset(void* decoder);
IrdaStatus irda_common_encode(IrdaCommonEncoder* encoder, uint32_t* duration, bool* polarity);
IrdaStatus irda_common_encode_pdwm(IrdaCommonEncoder* encoder, uint32_t* duration, bool* polarity);
IrdaStatus irda_common_encode_manchester(IrdaCommonEncoder* encoder, uint32_t* duration, bool* polarity);
void irda_common_encoder_set_context(void* decoder, void* context);
void* irda_common_encoder_alloc(const IrdaCommonProtocolSpec* protocol);
void irda_common_encoder_free(IrdaCommonEncoder* encoder);
void irda_common_encoder_reset(IrdaCommonEncoder* encoder);

81
lib/irda/irda_common_protocol_defs.c Normal file
View File

@ -0,0 +1,81 @@
#include "irda_common_i.h"
#include "irda_protocol_defs_i.h"
const IrdaCommonProtocolSpec protocol_nec = {
.timings = {
.preamble_mark = IRDA_NEC_PREAMBULE_MARK,
.preamble_space = IRDA_NEC_PREAMBULE_SPACE,
.bit1_mark = IRDA_NEC_BIT1_MARK,
.bit1_space = IRDA_NEC_BIT1_SPACE,
.bit0_mark = IRDA_NEC_BIT0_MARK,
.bit0_space = IRDA_NEC_BIT0_SPACE,
.preamble_tolerance = IRDA_NEC_PREAMBLE_TOLERANCE,
.bit_tolerance = IRDA_NEC_BIT_TOLERANCE,
.silence_time = IRDA_NEC_SILENCE,
},
.databit_len = 32,
.decode = irda_common_decode_pdwm,
.encode = irda_common_encode_pdwm,
.interpret = irda_decoder_nec_interpret,
.decode_repeat = irda_decoder_nec_decode_repeat,
.encode_repeat = irda_encoder_nec_encode_repeat,
};
const IrdaCommonProtocolSpec protocol_necext = {
.timings = {
.preamble_mark = IRDA_NEC_PREAMBULE_MARK,
.preamble_space = IRDA_NEC_PREAMBULE_SPACE,
.bit1_mark = IRDA_NEC_BIT1_MARK,
.bit1_space = IRDA_NEC_BIT1_SPACE,
.bit0_mark = IRDA_NEC_BIT0_MARK,
.bit0_space = IRDA_NEC_BIT0_SPACE,
.preamble_tolerance = IRDA_NEC_PREAMBLE_TOLERANCE,
.bit_tolerance = IRDA_NEC_BIT_TOLERANCE,
.silence_time = IRDA_NEC_SILENCE,
},
.databit_len = 32,
.decode = irda_common_decode_pdwm,
.encode = irda_common_encode_pdwm,
.interpret = irda_decoder_necext_interpret,
.decode_repeat = irda_decoder_nec_decode_repeat,
.encode_repeat = irda_encoder_nec_encode_repeat,
};
const IrdaCommonProtocolSpec protocol_samsung32 = {
.timings = {
.preamble_mark = IRDA_SAMSUNG_PREAMBULE_MARK,
.preamble_space = IRDA_SAMSUNG_PREAMBULE_SPACE,
.bit1_mark = IRDA_SAMSUNG_BIT1_MARK,
.bit1_space = IRDA_SAMSUNG_BIT1_SPACE,
.bit0_mark = IRDA_SAMSUNG_BIT0_MARK,
.bit0_space = IRDA_SAMSUNG_BIT0_SPACE,
.preamble_tolerance = IRDA_SAMSUNG_PREAMBLE_TOLERANCE,
.bit_tolerance = IRDA_SAMSUNG_BIT_TOLERANCE,
.silence_time = IRDA_SAMSUNG_SILENCE,
},
.databit_len = 32,
.decode = irda_common_decode_pdwm,
.encode = irda_common_encode_pdwm,
.interpret = irda_decoder_samsung32_interpret,
.decode_repeat = irda_decoder_samsung32_decode_repeat,
.encode_repeat = irda_encoder_samsung32_encode_repeat,
};
const IrdaCommonProtocolSpec protocol_rc6 = {
.timings = {
.preamble_mark = IRDA_RC6_PREAMBULE_MARK,
.preamble_space = IRDA_RC6_PREAMBULE_SPACE,
.bit1_mark = IRDA_RC6_BIT,
.preamble_tolerance = IRDA_RC6_PREAMBLE_TOLERANCE,
.bit_tolerance = IRDA_RC6_BIT_TOLERANCE,
.silence_time = IRDA_RC6_SILENCE,
},
.databit_len = 1 + 3 + 1 + 8 + 8, // start_bit + 3 mode bits, + 1 toggle bit (x2 timing) + 8 address + 8 command
.manchester_inverse_level = false,
.decode = irda_decoder_rc6_decode_manchester,
.encode = irda_encoder_rc6_encode_manchester,
.interpret = irda_decoder_rc6_interpret,
.decode_repeat = NULL,
.encode_repeat = NULL,
};

34
lib/irda/irda_encoder.c
View File

@ -1,34 +0,0 @@
#include <stdint.h>
#include <stdbool.h>
#include <api-hal-irda.h>
#include <api-hal-delay.h>
#include "irda_i.h"
void irda_encode_mark(const IrdaEncoderTimings *timings, uint32_t duration) {
api_hal_irda_pwm_set(timings->duty_cycle, timings->carrier_frequency);
delay_us(duration);
}
void irda_encode_space(const IrdaEncoderTimings *timings, uint32_t duration) {
(void) timings;
api_hal_irda_pwm_stop();
delay_us(duration);
}
void irda_encode_bit(const IrdaEncoderTimings *timings, bool bit) {
if (bit) {
irda_encode_mark(timings, timings->bit1_mark);
irda_encode_space(timings, timings->bit1_space);
} else {
irda_encode_mark(timings, timings->bit0_mark);
irda_encode_space(timings, timings->bit0_space);
}
}
void irda_encode_byte(const IrdaEncoderTimings *timings, uint8_t data) {
for(uint8_t i = 0; i < 8; i++) {
irda_encode_bit(timings, !!(data & (1 << i)));
}
}

21
lib/irda/irda_encoder_i.h
View File

@ -1,21 +0,0 @@
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include "irda.h"
typedef struct {
uint32_t bit1_mark;
uint32_t bit1_space;
uint32_t bit0_mark;
uint32_t bit0_space;
float duty_cycle;
uint32_t carrier_frequency;
} IrdaEncoderTimings;
void irda_encode_byte(const IrdaEncoderTimings *timings, uint8_t data);
void irda_encode_bit(const IrdaEncoderTimings *timings, bool bit);
void irda_encode_space(const IrdaEncoderTimings *timings, uint32_t duration);
void irda_encode_mark(const IrdaEncoderTimings *timings, uint32_t duration);

28
lib/irda/irda_i.h
View File

@ -1,14 +1,34 @@
#pragma once
#include "irda.h"
#include <stddef.h>
#include "irda_encoder_i.h"
#include "irda_common_decoder_i.h"
#include "irda_protocol_defs_i.h"
typedef struct {
uint32_t silence_time;
uint16_t preamble_mark;
uint16_t preamble_space;
uint16_t bit1_mark;
uint16_t bit1_space;
uint16_t bit0_mark;
uint16_t bit0_space;
float preamble_tolerance;
uint32_t bit_tolerance;
} IrdaTimings;
typedef void* (*IrdaAlloc) (void);
typedef IrdaMessage* (*IrdaDecode) (void* ctx, bool level, uint32_t duration);
typedef void (*IrdaReset) (void*);
typedef void (*IrdaFree) (void*);
typedef void (*IrdaEncode)(uint32_t address, uint32_t command, bool repeat);
typedef void (*IrdaEncoderReset)(void* encoder, const IrdaMessage* message);
typedef IrdaStatus (*IrdaEncode)(void* encoder, uint32_t* out, bool* polarity);
typedef IrdaTimings (*IrdaTimingsGet)(void);
static inline uint8_t reverse(uint8_t value) {
uint8_t reverse_value = 0;
for (int i = 0; i < 8; ++i) {
reverse_value |= (value & (0x01 << i)) ? 1 << (7 - i) : 0;
}
return reverse_value;
}

98
lib/irda/irda_protocol_defs_i.h
View File

@ -1,9 +1,10 @@
#pragma once
#include <stddef.h>
#include <stdbool.h>
#include <stdint.h>
#include "irda.h"
#include "irda_common_i.h"
/***************************************************************************************************
* NEC protocol description
@ -26,23 +27,37 @@
#define IRDA_NEC_BIT0_MARK 560
#define IRDA_NEC_BIT0_SPACE 560
#define IRDA_NEC_REPEAT_PAUSE_MIN 30000
#define IRDA_NEC_REPEAT_PAUSE 40000
#define IRDA_NEC_REPEAT_PAUSE1 46000
#define IRDA_NEC_REPEAT_PAUSE2 97000
#define IRDA_NEC_SILENCE IRDA_NEC_REPEAT_PAUSE2
#define IRDA_NEC_REPEAT_PAUSE_MAX 150000
#define IRDA_NEC_REPEAT_MARK 9000
#define IRDA_NEC_REPEAT_SPACE 2250
#define IRDA_NEC_CARRIER_FREQUENCY 38000
#define IRDA_NEC_DUTY_CYCLE 0.33
#define IRDA_NEC_PREAMBLE_TOLERANCE 0.07 // percents
#define IRDA_NEC_BIT_TOLERANCE 120 // us
void* irda_decoder_nec_alloc(void);
void* irda_decoder_necext_alloc(void);
void irda_encoder_nec_encode(uint32_t address, uint32_t command, bool repeat);
void irda_encoder_necext_encode(uint32_t address, uint32_t command, bool repeat);
void irda_decoder_nec_reset(void* decoder);
void irda_decoder_nec_free(void* decoder);
IrdaMessage* irda_decoder_nec_decode(void* decoder, bool level, uint32_t duration);
void* irda_encoder_nec_alloc(void);
IrdaStatus irda_encoder_nec_encode(void* encoder_ptr, uint32_t* duration, bool* level);
void irda_encoder_nec_reset(void* encoder_ptr, const IrdaMessage* message);
void irda_encoder_nec_free(void* encoder_ptr);
void* irda_decoder_necext_alloc(void);
void* irda_encoder_necext_alloc(void);
void irda_encoder_necext_reset(void* encoder_ptr, const IrdaMessage* message);
bool irda_decoder_nec_interpret(IrdaCommonDecoder* decoder);
bool irda_decoder_necext_interpret(IrdaCommonDecoder* decoder);
IrdaStatus irda_decoder_nec_decode_repeat(IrdaCommonDecoder* decoder);
IrdaStatus irda_encoder_nec_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level);
extern const IrdaCommonProtocolSpec protocol_necext;
extern const IrdaCommonProtocolSpec protocol_nec;
/***************************************************************************************************
* SAMSUNG32 protocol description
@ -65,18 +80,77 @@ IrdaMessage* irda_decoder_nec_decode(void* decoder, bool level, uint32_t duratio
#define IRDA_SAMSUNG_BIT0_MARK 550
#define IRDA_SAMSUNG_BIT0_SPACE 550
#define IRDA_SAMSUNG_REPEAT_PAUSE_MIN 30000
#define IRDA_SAMSUNG_REPEAT_PAUSE 47000
#define IRDA_SAMSUNG_REPEAT_PAUSE_MAX 150000
#define IRDA_SAMSUNG_REPEAT_PAUSE1 46000
#define IRDA_SAMSUNG_REPEAT_PAUSE2 97000
/* Samsung silence have to be greater than REPEAT MAX
* otherwise there can be problems during unit tests parsing
* of some data. Real tolerances we don't know, but in real life
* silence time should be greater than max repeat time. This is
* because of similar preambule timings for repeat and first messages. */
#define IRDA_SAMSUNG_SILENCE 145000
#define IRDA_SAMSUNG_REPEAT_PAUSE_MAX 140000
#define IRDA_SAMSUNG_REPEAT_MARK 4500
#define IRDA_SAMSUNG_REPEAT_SPACE 4500
#define IRDA_SAMSUNG_CARRIER_FREQUENCY 38000
#define IRDA_SAMSUNG_DUTY_CYCLE 0.33
#define IRDA_SAMSUNG_PREAMBLE_TOLERANCE 0.07 // percents
#define IRDA_SAMSUNG_BIT_TOLERANCE 120 // us
void* irda_decoder_samsung32_alloc(void);
void irda_encoder_samsung32_encode(uint32_t address, uint32_t command, bool repeat);
void irda_decoder_samsung32_reset(void* decoder);
void irda_decoder_samsung32_free(void* decoder);
IrdaMessage* irda_decoder_samsung32_decode(void* decoder, bool level, uint32_t duration);
IrdaStatus irda_encoder_samsung32_encode(void* encoder_ptr, uint32_t* duration, bool* level);
void irda_encoder_samsung32_reset(void* encoder_ptr, const IrdaMessage* message);
void* irda_encoder_samsung32_alloc(void);
void irda_encoder_samsung32_free(void* encoder_ptr);
bool irda_decoder_samsung32_interpret(IrdaCommonDecoder* decoder);
IrdaStatus irda_decoder_samsung32_decode_repeat(IrdaCommonDecoder* decoder);
IrdaStatus irda_encoder_samsung32_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level);
extern const IrdaCommonProtocolSpec protocol_samsung32;
/***************************************************************************************************
* RC6 protocol description
* https://www.mikrocontroller.net/articles/IRMP_-_english#RC6_.2B_RC6A
****************************************************************************************************
* Preamble Manchester/biphase Silence
* mark/space Modulation
*
* 2666 889 444/888 - bit (x2 for toggle bit) 2666
*
* ________ __ __ __ __ ____ __ __ __ __ __ __ __ __
* _ _________ ____ __ __ ____ __ __ __ __ __ __ __ __ _______________
* | 1 | 0 | 0 | 0 | 0 | ... | ... | |
* s m2 m1 m0 T address (MSB) command (MSB)
*
* s - start bit (always 1)
* m0-2 - mode (000 for RC6)
* T - toggle bit, twice longer
* address - 8 bit
* command - 8 bit
***************************************************************************************************/
#define IRDA_RC6_PREAMBULE_MARK 2666
#define IRDA_RC6_PREAMBULE_SPACE 889
#define IRDA_RC6_BIT 444 // half of time-quant for 1 bit
#define IRDA_RC6_PREAMBLE_TOLERANCE 0.07 // percents
#define IRDA_RC6_BIT_TOLERANCE 120 // us
#define IRDA_RC6_SILENCE 2700
void* irda_decoder_rc6_alloc(void);
void irda_decoder_rc6_reset(void* decoder);
void irda_decoder_rc6_free(void* decoder);
IrdaMessage* irda_decoder_rc6_decode(void* decoder, bool level, uint32_t duration);
void* irda_encoder_rc6_alloc(void);
void irda_encoder_rc6_reset(void* encoder_ptr, const IrdaMessage* message);
void irda_encoder_rc6_free(void* decoder);
IrdaStatus irda_encoder_rc6_encode(void* encoder_ptr, uint32_t* duration, bool* polarity);
bool irda_decoder_rc6_interpret(IrdaCommonDecoder* decoder);
IrdaStatus irda_decoder_rc6_decode_manchester(IrdaCommonDecoder* decoder);
IrdaStatus irda_encoder_rc6_encode_manchester(IrdaCommonEncoder* encoder_ptr, uint32_t* duration, bool* polarity);
extern const IrdaCommonProtocolSpec protocol_rc6;

66
lib/irda/irda_transmit.c Normal file
View File

@ -0,0 +1,66 @@
#include "irda.h"
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#include <furi.h>
#include <api-hal-irda.h>
#include <api-hal-delay.h>
static void irda_set_tx(uint32_t duration, bool level) {
if (level) {
api_hal_irda_pwm_set(IRDA_COMMON_DUTY_CYCLE, IRDA_COMMON_CARRIER_FREQUENCY);
delay_us(duration);
} else {
api_hal_irda_pwm_stop();
delay_us(duration);
}
}
void irda_send_raw(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark) {
__disable_irq();
for (uint32_t i = 0; i < timings_cnt; ++i) {
irda_set_tx(timings[i], (i % 2) ^ start_from_mark);
}
irda_set_tx(0, false);
__enable_irq();
}
void irda_send(const IrdaMessage* message, int times) {
furi_assert(message);
furi_assert(irda_is_protocol_valid(message->protocol));
IrdaStatus status;
uint32_t duration = 0;
bool level = false;
IrdaEncoderHandler* handler = irda_alloc_encoder();
irda_reset_encoder(handler, message);
/* Hotfix: first timings is space timing, so make delay instead of locking
* whole system for that long. Replace when async timing lib will be ready.
* This timing doesn't have to be precise.
*/
status = irda_encode(handler, &duration, &level);
furi_assert(status != IrdaStatusError);
furi_assert(level == false);
delay_us(duration);
__disable_irq();
while (times) {
status = irda_encode(handler, &duration, &level);
if (status != IrdaStatusError) {
irda_set_tx(duration, level);
} else {
furi_assert(0);
break;
}
if (status == IrdaStatusDone)
--times;
}
irda_set_tx(0, false);
__enable_irq();
irda_free_encoder(handler);
}

54
lib/irda/nec/irda_decoder_nec.c
View File

@ -1,49 +1,11 @@
#include "irda_protocol_defs_i.h"
#include <stdbool.h>
#include <stdint.h>
#include <furi.h>
#include "../irda_i.h"
static bool interpret_nec(IrdaCommonDecoder* decoder);
static bool interpret_necext(IrdaCommonDecoder* decoder);
static DecodeStatus decode_repeat_nec(IrdaCommonDecoder* decoder);
static const IrdaCommonProtocolSpec protocol_nec = {
{
IRDA_NEC_PREAMBULE_MARK,
IRDA_NEC_PREAMBULE_SPACE,
IRDA_NEC_BIT1_MARK,
IRDA_NEC_BIT1_SPACE,
IRDA_NEC_BIT0_MARK,
IRDA_NEC_BIT0_SPACE,
IRDA_NEC_PREAMBLE_TOLERANCE,
IRDA_NEC_BIT_TOLERANCE,
},
32,
irda_common_decode_pdwm,
interpret_nec,
decode_repeat_nec,
};
static const IrdaCommonProtocolSpec protocol_necext = {
{
IRDA_NEC_PREAMBULE_MARK,
IRDA_NEC_PREAMBULE_SPACE,
IRDA_NEC_BIT1_MARK,
IRDA_NEC_BIT1_SPACE,
IRDA_NEC_BIT0_MARK,
IRDA_NEC_BIT0_SPACE,
IRDA_NEC_PREAMBLE_TOLERANCE,
IRDA_NEC_BIT_TOLERANCE,
},
32,
irda_common_decode_pdwm,
interpret_necext,
decode_repeat_nec,
};
static bool interpret_nec(IrdaCommonDecoder* decoder) {
bool irda_decoder_nec_interpret(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
bool result = false;
@ -63,7 +25,7 @@ static bool interpret_nec(IrdaCommonDecoder* decoder) {
}
// Some NEC's extensions allow 16 bit address
static bool interpret_necext(IrdaCommonDecoder* decoder) {
bool irda_decoder_necext_interpret(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
bool result = false;
@ -81,24 +43,24 @@ static bool interpret_necext(IrdaCommonDecoder* decoder) {
}
// timings start from Space (delay between message and repeat)
static DecodeStatus decode_repeat_nec(IrdaCommonDecoder* decoder) {
IrdaStatus irda_decoder_nec_decode_repeat(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
float preamble_tolerance = decoder->protocol->timings.preamble_tolerance;
uint32_t bit_tolerance = decoder->protocol->timings.bit_tolerance;
DecodeStatus status = DecodeStatusError;
IrdaStatus status = IrdaStatusError;
if(decoder->timings_cnt < 4) return DecodeStatusOk;
if(decoder->timings_cnt < 4) return IrdaStatusOk;
if((decoder->timings[0] > IRDA_NEC_REPEAT_PAUSE_MIN) &&
(decoder->timings[0] < IRDA_NEC_REPEAT_PAUSE_MAX) &&
MATCH_PREAMBLE_TIMING(decoder->timings[1], IRDA_NEC_REPEAT_MARK, preamble_tolerance) &&
MATCH_PREAMBLE_TIMING(decoder->timings[2], IRDA_NEC_REPEAT_SPACE, preamble_tolerance) &&
MATCH_BIT_TIMING(decoder->timings[3], decoder->protocol->timings.bit1_mark, bit_tolerance)) {
status = DecodeStatusReady;
status = IrdaStatusReady;
decoder->timings_cnt = 0;
} else {
status = DecodeStatusError;
status = IrdaStatusError;
}
return status;

117
lib/irda/nec/irda_encoder_nec.c
View File

@ -1,62 +1,85 @@
#include "furi/check.h"
#include "irda_common_i.h"
#include <stdint.h>
#include "../irda_i.h"
#include "irda_protocol_defs_i.h"
#include <furi.h>
static const IrdaEncoderTimings encoder_timings = {
.bit1_mark = IRDA_NEC_BIT1_MARK,
.bit1_space = IRDA_NEC_BIT1_SPACE,
.bit0_mark =IRDA_NEC_BIT0_MARK,
.bit0_space = IRDA_NEC_BIT0_SPACE,
.duty_cycle = IRDA_NEC_DUTY_CYCLE,
.carrier_frequency = IRDA_NEC_CARRIER_FREQUENCY,
static const uint32_t repeat_timings[] = {
IRDA_NEC_REPEAT_PAUSE2,
IRDA_NEC_REPEAT_MARK,
IRDA_NEC_REPEAT_SPACE,
IRDA_NEC_BIT1_MARK,
};
void irda_encoder_nec_reset(void* encoder_ptr, const IrdaMessage* message) {
furi_assert(encoder_ptr);
static void irda_encode_nec_preamble(void) {
irda_encode_mark(&encoder_timings, IRDA_NEC_PREAMBULE_MARK);
irda_encode_space(&encoder_timings, IRDA_NEC_PREAMBULE_SPACE);
IrdaCommonEncoder* encoder = encoder_ptr;
irda_common_encoder_reset(encoder);
uint8_t address = message->address;
uint8_t address_inverse = ~address;
uint8_t command = message->command;
uint8_t command_inverse = ~command;
uint32_t* data = (void*) encoder->data;
*data |= address;
*data |= address_inverse << 8;
*data |= command << 16;
*data |= command_inverse << 24;
}
static void irda_encode_nec_repeat(void) {
irda_encode_space(&encoder_timings, IRDA_NEC_REPEAT_PAUSE);
irda_encode_mark(&encoder_timings, IRDA_NEC_REPEAT_MARK);
irda_encode_space(&encoder_timings, IRDA_NEC_REPEAT_SPACE);
irda_encode_bit(&encoder_timings, 1);
void irda_encoder_necext_reset(void* encoder_ptr, const IrdaMessage* message) {
furi_assert(encoder_ptr);
IrdaCommonEncoder* encoder = encoder_ptr;
irda_common_encoder_reset(encoder);
uint16_t address = message->address;
uint8_t command = message->command;
uint8_t command_inverse = ~command;
uint32_t* data = (void*) encoder->data;
*data |= address;
*data |= command << 16;
*data |= command_inverse << 24;
}
void irda_encoder_nec_encode(uint32_t addr, uint32_t cmd, bool repeat) {
uint8_t address = addr & 0xFF;
uint8_t command = cmd & 0xFF;
uint8_t address_inverse = (uint8_t) ~address;
uint8_t command_inverse = (uint8_t) ~command;
IrdaStatus irda_encoder_nec_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level) {
furi_assert(encoder);
if (!repeat) {
irda_encode_nec_preamble();
irda_encode_byte(&encoder_timings, address);
irda_encode_byte(&encoder_timings, address_inverse);
irda_encode_byte(&encoder_timings, command);
irda_encode_byte(&encoder_timings, command_inverse);
irda_encode_bit(&encoder_timings, 1);
} else {
irda_encode_nec_repeat();
}
/* space + 2 timings preambule + payload + stop bit */
uint32_t timings_encoded_up_to_repeat = 1 + 2 + encoder->protocol->databit_len * 2 + 1;
uint32_t repeat_cnt = encoder->timings_encoded - timings_encoded_up_to_repeat;
furi_assert(encoder->timings_encoded >= timings_encoded_up_to_repeat);
if (repeat_cnt > 0)
*duration = repeat_timings[repeat_cnt % COUNT_OF(repeat_timings)];
else
*duration = IRDA_NEC_REPEAT_PAUSE1;
*level = repeat_cnt % 2;
++encoder->timings_encoded;
bool done = (!((repeat_cnt + 1) % COUNT_OF(repeat_timings)));
return done ? IrdaStatusDone : IrdaStatusOk;
}
// Some NEC's extensions allow 16 bit address
void irda_encoder_necext_encode(uint32_t addr, uint32_t cmd, bool repeat) {
uint16_t address = addr & 0xFFFF;
uint8_t command = cmd & 0xFF;
uint8_t command_inverse = (uint8_t) ~command;
if (!repeat) {
irda_encode_nec_preamble();
irda_encode_byte(&encoder_timings, (uint8_t) address);
irda_encode_byte(&encoder_timings, (uint8_t) (address >> 8));
irda_encode_byte(&encoder_timings, command);
irda_encode_byte(&encoder_timings, command_inverse);
irda_encode_bit(&encoder_timings, 1);
} else {
irda_encode_nec_repeat();
}
void* irda_encoder_necext_alloc(void) {
return irda_common_encoder_alloc(&protocol_necext);
}
void* irda_encoder_nec_alloc(void) {
return irda_common_encoder_alloc(&protocol_nec);
}
void irda_encoder_nec_free(void* encoder_ptr) {
irda_common_encoder_free(encoder_ptr);
}
IrdaStatus irda_encoder_nec_encode(void* encoder_ptr, uint32_t* duration, bool* level) {
return irda_common_encode(encoder_ptr, duration, level);
}

113
lib/irda/rc6/irda_decoder_rc6.c Normal file
View File

@ -0,0 +1,113 @@
#include "irda.h"
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <furi.h>
#include "../irda_i.h"
#include "../irda_protocol_defs_i.h"
typedef struct {
IrdaCommonDecoder* common_decoder;
bool toggle;
} IrdaRc6Decoder;
bool irda_decoder_rc6_interpret(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
bool result = false;
uint32_t* data = (void*) &decoder->data[0];
// MSB first
uint8_t address = reverse((uint8_t) (*data >> 5));
uint8_t command = reverse((uint8_t) (*data >> 13));
bool start_bit = *data & 0x01;
bool toggle = !!(*data & 0x10);
uint8_t mode = (*data >> 1) & 0x7;
if ((start_bit == 1) && (mode == 0)) {
IrdaMessage* message = &decoder->message;
IrdaRc6Decoder *rc6_decoder = decoder->context;
bool *prev_toggle = &rc6_decoder->toggle;
if ((message->address == address)
&& (message->command == command)
&& (message->protocol == IrdaProtocolRC6)) {
message->repeat = (toggle == *prev_toggle);
} else {
message->repeat = false;
}
*prev_toggle = toggle;
message->command = command;
message->address = address;
result = true;
}
return result;
}
/*
* RC6 Uses manchester encoding, but it has twice longer
* 4-th bit (toggle bit) time quant, so we need to decode
* it separately and than pass decoding for other bits to
* common manchester decode function.
*/
IrdaStatus irda_decoder_rc6_decode_manchester(IrdaCommonDecoder* decoder) {
// 4th bit lasts 2x times more
IrdaStatus status = IrdaStatusError;
uint16_t bit = decoder->protocol->timings.bit1_mark;
uint16_t tolerance = decoder->protocol->timings.bit_tolerance;
uint16_t timing = decoder->timings[0];
bool single_timing = MATCH_BIT_TIMING(timing, bit, tolerance);
bool double_timing = MATCH_BIT_TIMING(timing, 2*bit, tolerance);
bool triple_timing = MATCH_BIT_TIMING(timing, 3*bit, tolerance);
if (decoder->databit_cnt == 4) {
furi_assert(decoder->timings_cnt == 1);
furi_assert(decoder->switch_detect == true);
if (single_timing ^ triple_timing) {
--decoder->timings_cnt;
++decoder->databit_cnt;
decoder->data[0] |= (single_timing ? !decoder->level : decoder->level) << 4;
status = IrdaStatusOk;
}
} else if (decoder->databit_cnt == 5) {
if (single_timing || triple_timing) {
if (triple_timing)
decoder->timings[0] = bit;
decoder->switch_detect = false;
status = irda_common_decode_manchester(decoder);
} else if (double_timing) {
--decoder->timings_cnt;
status = IrdaStatusOk;
}
} else {
status = irda_common_decode_manchester(decoder);
}
return status;
}
void* irda_decoder_rc6_alloc(void) {
IrdaRc6Decoder* decoder = furi_alloc(sizeof(IrdaRc6Decoder));
decoder->toggle = false;
decoder->common_decoder = irda_common_decoder_alloc(&protocol_rc6);
irda_common_decoder_set_context(decoder->common_decoder, decoder);
return decoder;
}
IrdaMessage* irda_decoder_rc6_decode(void* decoder, bool level, uint32_t duration) {
IrdaRc6Decoder* decoder_rc6 = decoder;
return irda_common_decode(decoder_rc6->common_decoder, level, duration);
}
void irda_decoder_rc6_free(void* decoder) {
IrdaRc6Decoder* decoder_rc6 = decoder;
irda_common_decoder_free(decoder_rc6->common_decoder);
free(decoder_rc6);
}
void irda_decoder_rc6_reset(void* decoder) {
IrdaRc6Decoder* decoder_rc6 = decoder;
irda_common_decoder_reset(decoder_rc6->common_decoder);
}

59
lib/irda/rc6/irda_encoder_rc6.c Normal file
View File

@ -0,0 +1,59 @@
#include "furi/memmgr.h"
#include "irda.h"
#include "irda_common_i.h"
#include "irda_protocol_defs_i.h"
#include <stdint.h>
#include "../irda_i.h"
typedef struct IrdaEncoderRC6 {
IrdaCommonEncoder* common_encoder;
bool toggle_bit;
} IrdaEncoderRC6;
void irda_encoder_rc6_reset(void* encoder_ptr, const IrdaMessage* message) {
furi_assert(encoder_ptr);
IrdaEncoderRC6* encoder = encoder_ptr;
IrdaCommonEncoder* common_encoder = encoder->common_encoder;
irda_common_encoder_reset(common_encoder);
uint32_t* data = (void*) common_encoder->data;
*data |= 0x01; // start bit
(void) *data; // 3 bits for mode == 0
*data |= encoder->toggle_bit ? 0x10 : 0;
*data |= reverse(message->address) << 5;
*data |= reverse(message->command) << 13;
encoder->toggle_bit ^= 1;
}
IrdaStatus irda_encoder_rc6_encode(void* encoder_ptr, uint32_t* duration, bool* level) {
IrdaEncoderRC6* encoder = encoder_ptr;
return irda_common_encode(encoder->common_encoder, duration, level);
}
void* irda_encoder_rc6_alloc(void) {
IrdaEncoderRC6* encoder = furi_alloc(sizeof(IrdaEncoderRC6));
encoder->common_encoder = irda_common_encoder_alloc(&protocol_rc6);
encoder->toggle_bit = false;
return encoder;
}
void irda_encoder_rc6_free(void* encoder_ptr) {
furi_assert(encoder_ptr);
IrdaEncoderRC6* encoder = encoder_ptr;
free(encoder->common_encoder);
free(encoder);
}
IrdaStatus irda_encoder_rc6_encode_manchester(IrdaCommonEncoder* common_encoder, uint32_t* duration, bool* polarity) {
IrdaStatus status = IrdaStatusError;
bool toggle_bit = (common_encoder->bits_encoded == 4);
status = irda_common_encode_manchester(common_encoder, duration, polarity);
if (toggle_bit)
*duration *= 2;
return status;
}

35
lib/irda/samsung/irda_decoder_samsung.c
View File

@ -1,32 +1,11 @@
#include "irda_protocol_defs_i.h"
#include <stdbool.h>
#include <stdint.h>
#include <furi.h>
#include "../irda_i.h"
static bool interpret_samsung32(IrdaCommonDecoder* decoder);
static DecodeStatus decode_repeat_samsung32(IrdaCommonDecoder* decoder);
static const IrdaCommonProtocolSpec protocol_samsung32 = {
{
IRDA_SAMSUNG_PREAMBULE_MARK,
IRDA_SAMSUNG_PREAMBULE_SPACE,
IRDA_SAMSUNG_BIT1_MARK,
IRDA_SAMSUNG_BIT1_SPACE,
IRDA_SAMSUNG_BIT0_MARK,
IRDA_SAMSUNG_BIT0_SPACE,
IRDA_SAMSUNG_PREAMBLE_TOLERANCE,
IRDA_SAMSUNG_BIT_TOLERANCE,
},
32,
irda_common_decode_pdwm,
interpret_samsung32,
decode_repeat_samsung32,
};
static bool interpret_samsung32(IrdaCommonDecoder* decoder) {
bool irda_decoder_samsung32_interpret(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
bool result = false;
@ -46,15 +25,15 @@ static bool interpret_samsung32(IrdaCommonDecoder* decoder) {
}
// timings start from Space (delay between message and repeat)
static DecodeStatus decode_repeat_samsung32(IrdaCommonDecoder* decoder) {
IrdaStatus irda_decoder_samsung32_decode_repeat(IrdaCommonDecoder* decoder) {
furi_assert(decoder);
float preamble_tolerance = decoder->protocol->timings.preamble_tolerance;
uint32_t bit_tolerance = decoder->protocol->timings.bit_tolerance;
DecodeStatus status = DecodeStatusError;
IrdaStatus status = IrdaStatusError;
if (decoder->timings_cnt < 6)
return DecodeStatusOk;
return IrdaStatusOk;
if ((decoder->timings[0] > IRDA_SAMSUNG_REPEAT_PAUSE_MIN)
&& (decoder->timings[0] < IRDA_SAMSUNG_REPEAT_PAUSE_MAX)
@ -64,10 +43,10 @@ static DecodeStatus decode_repeat_samsung32(IrdaCommonDecoder* decoder) {
&& MATCH_BIT_TIMING(decoder->timings[4], decoder->protocol->timings.bit1_space, bit_tolerance)
&& MATCH_BIT_TIMING(decoder->timings[5], decoder->protocol->timings.bit1_mark, bit_tolerance)
) {
status = DecodeStatusReady;
status = IrdaStatusReady;
decoder->timings_cnt = 0;
} else {
status = DecodeStatusError;
status = IrdaStatusError;
}
return status;

88
lib/irda/samsung/irda_encoder_samsung.c
View File

@ -1,45 +1,67 @@
#include "furi/check.h"
#include "irda_common_i.h"
#include <stdint.h>
#include "../irda_i.h"
#include "irda_protocol_defs_i.h"
#include <furi.h>
static const IrdaEncoderTimings encoder_timings = {
.bit1_mark = IRDA_SAMSUNG_BIT1_MARK,
.bit1_space = IRDA_SAMSUNG_BIT1_SPACE,
.bit0_mark =IRDA_SAMSUNG_BIT0_MARK,
.bit0_space = IRDA_SAMSUNG_BIT0_SPACE,
.duty_cycle = IRDA_SAMSUNG_DUTY_CYCLE,
.carrier_frequency = IRDA_SAMSUNG_CARRIER_FREQUENCY,
static const uint32_t repeat_timings[] = {
IRDA_SAMSUNG_REPEAT_PAUSE2,
IRDA_SAMSUNG_REPEAT_MARK,
IRDA_SAMSUNG_REPEAT_SPACE,
IRDA_SAMSUNG_BIT1_MARK,
IRDA_SAMSUNG_BIT1_SPACE,
IRDA_SAMSUNG_BIT1_MARK,
};
void irda_encoder_samsung32_reset(void* encoder_ptr, const IrdaMessage* message) {
furi_assert(encoder_ptr);
static void irda_encode_samsung32_preamble(void) {
irda_encode_mark(&encoder_timings, IRDA_SAMSUNG_PREAMBULE_MARK);
irda_encode_space(&encoder_timings, IRDA_SAMSUNG_PREAMBULE_SPACE);
IrdaCommonEncoder* encoder = encoder_ptr;
irda_common_encoder_reset(encoder);
uint8_t address = message->address;
uint8_t command = message->command;
uint8_t command_inverse = ~command;
uint32_t* data = (void*) encoder->data;
*data |= address;
*data |= address << 8;
*data |= command << 16;
*data |= command_inverse << 24;
}
static void irda_encode_samsung32_repeat(void) {
irda_encode_space(&encoder_timings, IRDA_SAMSUNG_REPEAT_PAUSE);
irda_encode_mark(&encoder_timings, IRDA_SAMSUNG_REPEAT_MARK);
irda_encode_space(&encoder_timings, IRDA_SAMSUNG_REPEAT_SPACE);
irda_encode_bit(&encoder_timings, 1);
irda_encode_bit(&encoder_timings, 1);
IrdaStatus irda_encoder_samsung32_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level) {
furi_assert(encoder);
/* space + 2 timings preambule + payload + stop bit */
uint32_t timings_encoded_up_to_repeat = 1 + 2 + encoder->protocol->databit_len * 2 + 1;
uint32_t repeat_cnt = encoder->timings_encoded - timings_encoded_up_to_repeat;
furi_assert(encoder->timings_encoded >= timings_encoded_up_to_repeat);
if (repeat_cnt > 0)
*duration = repeat_timings[repeat_cnt % COUNT_OF(repeat_timings)];
else
*duration = IRDA_SAMSUNG_REPEAT_PAUSE1;
*level = repeat_cnt % 2;
++encoder->timings_encoded;
bool done = (!((repeat_cnt + 1) % COUNT_OF(repeat_timings)));
return done ? IrdaStatusDone : IrdaStatusOk;
}
void irda_encoder_samsung32_encode(uint32_t addr, uint32_t cmd, bool repeat) {
uint8_t address = addr & 0xFF;
uint8_t command = cmd & 0xFF;
uint8_t command_inverse = (uint8_t) ~command;
irda_encode_space(&encoder_timings, 100);
if (!repeat) {
irda_encode_samsung32_preamble();
irda_encode_byte(&encoder_timings, address);
irda_encode_byte(&encoder_timings, address);
irda_encode_byte(&encoder_timings, command);
irda_encode_byte(&encoder_timings, command_inverse);
irda_encode_bit(&encoder_timings, 1);
} else {
irda_encode_samsung32_repeat();
}
void* irda_encoder_samsung32_alloc(void) {
return irda_common_encoder_alloc(&protocol_samsung32);
}
void irda_encoder_samsung32_free(void* encoder_ptr) {
irda_common_encoder_free(encoder_ptr);
}
IrdaStatus irda_encoder_samsung32_encode(void* encoder_ptr, uint32_t* duration, bool* level) {
return irda_common_encode(encoder_ptr, duration, level);
}