9a9abd59e9
* WeatherStation: start
* SubGhz: rename protocol magellen -> magellan
* WeatherStation: err Unresolved symbols: {'subghz_protocol_decoder_base_get_string'}
* WeatherStation: fix Unresolved symbols: {'subghz_protocol_decoder_base_get_string'}
* Subghz: add set protocol_items
* WeatherStation: adding your protocols
* WS: add Infactory protocol
* WS: add history
* WS: add setting
* WS: add lock
* WS: add hopper frequency
* WS: fix history
* WS fix string_t -> FuriString*
* WS: add images
* WS: history record update when receiving data from the sensor again
* WS: add receiver info, delete extra code
* WS: add protocol ThermoPRO_TX4
* [FL-2900] SubGhz: Move icons in Sub-GHz
* WS: add Notification
* [FL-2890] SubGhz: Rename *_user files in resources to _user.example
* WS: add about scene
* WS: removing redundant code
* WS: add protocol Nexus-TH
* WS: add protocol GT_WT03
* WS: fix notification and rename "Weather Station" -> "Read Weather Station"
* SubGhz: partial unit tests fix
* SubGhz: fix unit_test
* SubGhz: remove dead code
* SubGhz: rename SubGhzPresetDefinition into SubGhzRadioPreset, cleanup subghz types.
Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
452 lines
17 KiB
C
452 lines
17 KiB
C
#include "somfy_keytis.h"
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#include <lib/toolbox/manchester_decoder.h>
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#include "../blocks/const.h"
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#include "../blocks/decoder.h"
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#include "../blocks/encoder.h"
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#include "../blocks/generic.h"
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#include "../blocks/math.h"
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#define TAG "SubGhzProtocolSomfyKeytis"
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static const SubGhzBlockConst subghz_protocol_somfy_keytis_const = {
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.te_short = 640,
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.te_long = 1280,
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.te_delta = 250,
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.min_count_bit_for_found = 80,
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};
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struct SubGhzProtocolDecoderSomfyKeytis {
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SubGhzProtocolDecoderBase base;
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SubGhzBlockDecoder decoder;
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SubGhzBlockGeneric generic;
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uint16_t header_count;
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ManchesterState manchester_saved_state;
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uint32_t press_duration_counter;
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};
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struct SubGhzProtocolEncoderSomfyKeytis {
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SubGhzProtocolEncoderBase base;
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SubGhzProtocolBlockEncoder encoder;
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SubGhzBlockGeneric generic;
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};
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typedef enum {
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SomfyKeytisDecoderStepReset = 0,
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SomfyKeytisDecoderStepCheckPreambula,
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SomfyKeytisDecoderStepFoundPreambula,
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SomfyKeytisDecoderStepStartDecode,
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SomfyKeytisDecoderStepDecoderData,
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} SomfyKeytisDecoderStep;
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const SubGhzProtocolDecoder subghz_protocol_somfy_keytis_decoder = {
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.alloc = subghz_protocol_decoder_somfy_keytis_alloc,
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.free = subghz_protocol_decoder_somfy_keytis_free,
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.feed = subghz_protocol_decoder_somfy_keytis_feed,
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.reset = subghz_protocol_decoder_somfy_keytis_reset,
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.get_hash_data = subghz_protocol_decoder_somfy_keytis_get_hash_data,
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.serialize = subghz_protocol_decoder_somfy_keytis_serialize,
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.deserialize = subghz_protocol_decoder_somfy_keytis_deserialize,
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.get_string = subghz_protocol_decoder_somfy_keytis_get_string,
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};
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const SubGhzProtocolEncoder subghz_protocol_somfy_keytis_encoder = {
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.alloc = NULL,
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.free = NULL,
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.deserialize = NULL,
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.stop = NULL,
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.yield = NULL,
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};
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const SubGhzProtocol subghz_protocol_somfy_keytis = {
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.name = SUBGHZ_PROTOCOL_SOMFY_KEYTIS_NAME,
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.type = SubGhzProtocolTypeDynamic,
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.flag = SubGhzProtocolFlag_433 | SubGhzProtocolFlag_868 | SubGhzProtocolFlag_AM |
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SubGhzProtocolFlag_Decodable,
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.decoder = &subghz_protocol_somfy_keytis_decoder,
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.encoder = &subghz_protocol_somfy_keytis_encoder,
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};
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void* subghz_protocol_decoder_somfy_keytis_alloc(SubGhzEnvironment* environment) {
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UNUSED(environment);
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SubGhzProtocolDecoderSomfyKeytis* instance = malloc(sizeof(SubGhzProtocolDecoderSomfyKeytis));
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instance->base.protocol = &subghz_protocol_somfy_keytis;
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instance->generic.protocol_name = instance->base.protocol->name;
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return instance;
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}
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void subghz_protocol_decoder_somfy_keytis_free(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderSomfyKeytis* instance = context;
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free(instance);
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}
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void subghz_protocol_decoder_somfy_keytis_reset(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderSomfyKeytis* instance = context;
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instance->decoder.parser_step = SomfyKeytisDecoderStepReset;
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventReset,
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&instance->manchester_saved_state,
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NULL);
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}
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/**
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* Сhecksum calculation.
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* @param data Вata for checksum calculation
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* @return CRC
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*/
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static uint8_t subghz_protocol_somfy_keytis_crc(uint64_t data) {
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uint8_t crc = 0;
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data &= 0xFFF0FFFFFFFFFF;
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for(uint8_t i = 0; i < 56; i += 8) {
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crc = crc ^ data >> i ^ (data >> (i + 4));
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}
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return crc & 0xf;
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}
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void subghz_protocol_decoder_somfy_keytis_feed(void* context, bool level, uint32_t duration) {
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furi_assert(context);
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SubGhzProtocolDecoderSomfyKeytis* instance = context;
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ManchesterEvent event = ManchesterEventReset;
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switch(instance->decoder.parser_step) {
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case SomfyKeytisDecoderStepReset:
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if((level) && DURATION_DIFF(duration, subghz_protocol_somfy_keytis_const.te_short * 4) <
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subghz_protocol_somfy_keytis_const.te_delta * 4) {
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instance->decoder.parser_step = SomfyKeytisDecoderStepFoundPreambula;
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instance->header_count++;
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}
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break;
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case SomfyKeytisDecoderStepFoundPreambula:
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if((!level) && (DURATION_DIFF(duration, subghz_protocol_somfy_keytis_const.te_short * 4) <
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subghz_protocol_somfy_keytis_const.te_delta * 4)) {
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instance->decoder.parser_step = SomfyKeytisDecoderStepCheckPreambula;
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} else {
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instance->header_count = 0;
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instance->decoder.parser_step = SomfyKeytisDecoderStepReset;
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}
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break;
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case SomfyKeytisDecoderStepCheckPreambula:
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if(level) {
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if(DURATION_DIFF(duration, subghz_protocol_somfy_keytis_const.te_short * 4) <
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subghz_protocol_somfy_keytis_const.te_delta * 4) {
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instance->decoder.parser_step = SomfyKeytisDecoderStepFoundPreambula;
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instance->header_count++;
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} else if(
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(instance->header_count > 1) &&
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(DURATION_DIFF(duration, subghz_protocol_somfy_keytis_const.te_short * 7) <
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subghz_protocol_somfy_keytis_const.te_delta * 4)) {
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instance->decoder.parser_step = SomfyKeytisDecoderStepDecoderData;
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instance->decoder.decode_data = 0;
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instance->decoder.decode_count_bit = 0;
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instance->press_duration_counter = 0;
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventReset,
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&instance->manchester_saved_state,
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NULL);
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventLongHigh,
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&instance->manchester_saved_state,
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NULL);
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}
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}
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break;
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case SomfyKeytisDecoderStepDecoderData:
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if(!level) {
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if(DURATION_DIFF(duration, subghz_protocol_somfy_keytis_const.te_short) <
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subghz_protocol_somfy_keytis_const.te_delta) {
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event = ManchesterEventShortLow;
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} else if(
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DURATION_DIFF(duration, subghz_protocol_somfy_keytis_const.te_long) <
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subghz_protocol_somfy_keytis_const.te_delta) {
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event = ManchesterEventLongLow;
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} else if(
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duration >= (subghz_protocol_somfy_keytis_const.te_long +
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subghz_protocol_somfy_keytis_const.te_delta)) {
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if(instance->decoder.decode_count_bit ==
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subghz_protocol_somfy_keytis_const.min_count_bit_for_found) {
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//check crc
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uint64_t data_tmp = instance->generic.data ^ (instance->generic.data >> 8);
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if(((data_tmp >> 40) & 0xF) == subghz_protocol_somfy_keytis_crc(data_tmp)) {
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instance->generic.data = instance->decoder.decode_data;
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instance->generic.data_count_bit = instance->decoder.decode_count_bit;
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if(instance->base.callback)
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instance->base.callback(&instance->base, instance->base.context);
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}
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}
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instance->decoder.decode_data = 0;
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instance->decoder.decode_count_bit = 0;
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventReset,
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&instance->manchester_saved_state,
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NULL);
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manchester_advance(
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instance->manchester_saved_state,
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ManchesterEventLongHigh,
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&instance->manchester_saved_state,
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NULL);
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instance->decoder.parser_step = SomfyKeytisDecoderStepReset;
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} else {
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instance->decoder.parser_step = SomfyKeytisDecoderStepReset;
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}
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} else {
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if(DURATION_DIFF(duration, subghz_protocol_somfy_keytis_const.te_short) <
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subghz_protocol_somfy_keytis_const.te_delta) {
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event = ManchesterEventShortHigh;
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} else if(
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DURATION_DIFF(duration, subghz_protocol_somfy_keytis_const.te_long) <
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subghz_protocol_somfy_keytis_const.te_delta) {
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event = ManchesterEventLongHigh;
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} else {
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instance->decoder.parser_step = SomfyKeytisDecoderStepReset;
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}
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}
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if(event != ManchesterEventReset) {
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bool data;
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bool data_ok = manchester_advance(
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instance->manchester_saved_state, event, &instance->manchester_saved_state, &data);
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if(data_ok) {
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if(instance->decoder.decode_count_bit < 56) {
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instance->decoder.decode_data = (instance->decoder.decode_data << 1) | data;
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} else {
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instance->press_duration_counter = (instance->press_duration_counter << 1) |
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data;
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}
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instance->decoder.decode_count_bit++;
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}
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}
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break;
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}
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}
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/**
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* Analysis of received data
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* @param instance Pointer to a SubGhzBlockGeneric* instance
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*/
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static void subghz_protocol_somfy_keytis_check_remote_controller(SubGhzBlockGeneric* instance) {
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//https://pushstack.wordpress.com/somfy-rts-protocol/
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/*
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* 604 us
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* /
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* | 2416us | 2416us | 2416us | 2416us | 4550 us | |
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*
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* +--------+ +--------+ +---...---+
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* + +--------+ +--------+ +--+XXXX...XXX+
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*
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* | hw. sync. | soft. | |
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* | | sync. | data |
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*
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*
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* encrypt | decrypt
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*
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* package 80 bit pdc key btn crc cnt serial
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*
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* 0xA453537C4B9855 C40019 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 C80026 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 CC0033 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 D00049 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 D4005C => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 D80063 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 DC0076 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 E00086 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 E40093 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 E800AC => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 EC00B9 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 F000C3 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 F400D6 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 F800E9 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 FC00FC => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 FC0102 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 FC0113 => 0xA 4 F 7 002F 37D3CD
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* 0xA453537C4B9855 FC0120 => 0xA 4 F 7 002F 37D3CD
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* ..........
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* 0xA453537C4B9855 FC048F => 0xA 4 F 7 002F 37D3CD
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*
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* Pdc: "Press Duration Counter" the total delay of the button is sent 72 parcels,
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* pdc cnt4b cnt8b pdc_crc
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* C40019 => 11 0001 00 0000 00000001 1001
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* C80026 => 11 0010 00 0000 00000010 0110
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* CC0033 => 11 0011 00 0000 00000011 0011
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* D00049 => 11 0100 00 0000 00000100 1001
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* D4005C => 11 0101 00 0000 00000101 1100
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* D80063 => 11 0110 00 0000 00000110 0011
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* DC0076 => 11 0111 00 0000 00000111 0110
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* E00086 => 11 1000 00 0000 00001000 0110
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* E40093 => 11 1001 00 0000 00001001 0011
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* E800AC => 11 1010 00 0000 00001010 1100
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* EC00B9 => 11 1011 00 0000 00001011 1001
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* F000C3 => 11 1100 00 0000 00001100 0011
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* F400D6 => 11 1101 00 0000 00001101 0110
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* F800E9 => 11 1110 00 0000 00001110 1001
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* FC00FC => 11 1111 00 0000 00001111 1100
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* FC0102 => 11 1111 00 0000 00010000 0010
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* FC0113 => 11 1111 00 0000 00010001 0011
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* FC0120 => 11 1111 00 0000 00010010 0000
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*
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* Cnt4b: 4-bit counter changes from 1 to 15 then always equals 15
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* Cnt8b: 8-bit counter changes from 1 to 72 (0x48)
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* Ppdc_crc:
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* uint8_t crc=0;
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* for(i=4; i<24; i+=4){
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* crc ^=(pdc>>i);
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* }
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* return crc;
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* example: crc = 1^0^0^4^C = 9
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* 11, 00, 0000: const
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*
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* Key: “Encryption Key”, Most significant 4-bit are always 0xA, Least Significant bits is
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* a linear counter. In the Smoove Origin this counter is increased together with the
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* rolling code. But leaving this on a constant value also works. Gerardwr notes that
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* for some other types of remotes the MSB is not constant.
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* Btn: 4-bit Control codes, this indicates the button that is pressed
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* CRC: 4-bit Checksum.
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* Ctn: 16-bit rolling code (big-endian) increased with every button press.
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* Serial: 24-bit identifier of sending device (little-endian)
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*
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*
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* Decrypt
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*
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* uint8_t frame[7];
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* for (i=1; i < 7; i++) {
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* frame[i] = frame[i] ^ frame[i-1];
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* }
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* or
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* uint64 Decrypt = frame ^ (frame>>8);
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*
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* CRC
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*
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* uint8_t frame[7];
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* for (i=0; i < 7; i++) {
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* crc = crc ^ frame[i] ^ (frame[i] >> 4);
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* }
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* crc = crc & 0xf;
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*
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*/
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uint64_t data = instance->data ^ (instance->data >> 8);
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instance->btn = (data >> 48) & 0xF;
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instance->cnt = (data >> 24) & 0xFFFF;
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instance->serial = data & 0xFFFFFF;
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}
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/**
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* Get button name.
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* @param btn Button number, 4 bit
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*/
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static const char* subghz_protocol_somfy_keytis_get_name_button(uint8_t btn) {
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const char* name_btn[0x10] = {
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"Unknown",
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"0x01",
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"0x02",
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"Prog",
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"Key_1",
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"0x05",
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"0x06",
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"0x07",
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"0x08",
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"0x09",
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"0x0A",
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"0x0B",
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"0x0C",
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"0x0D",
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"0x0E",
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"0x0F"};
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return btn <= 0xf ? name_btn[btn] : name_btn[0];
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}
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uint8_t subghz_protocol_decoder_somfy_keytis_get_hash_data(void* context) {
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furi_assert(context);
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SubGhzProtocolDecoderSomfyKeytis* instance = context;
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return subghz_protocol_blocks_get_hash_data(
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&instance->decoder, (instance->decoder.decode_count_bit / 8) + 1);
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}
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bool subghz_protocol_decoder_somfy_keytis_serialize(
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void* context,
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FlipperFormat* flipper_format,
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SubGhzRadioPreset* preset) {
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furi_assert(context);
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SubGhzProtocolDecoderSomfyKeytis* instance = context;
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bool res = subghz_block_generic_serialize(&instance->generic, flipper_format, preset);
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if(res && !flipper_format_write_uint32(
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flipper_format, "Duration_Counter", &instance->press_duration_counter, 1)) {
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FURI_LOG_E(TAG, "Unable to add Duration_Counter");
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res = false;
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}
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return res;
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}
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bool subghz_protocol_decoder_somfy_keytis_deserialize(void* context, FlipperFormat* flipper_format) {
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furi_assert(context);
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SubGhzProtocolDecoderSomfyKeytis* instance = context;
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bool res = false;
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do {
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if(!subghz_block_generic_deserialize(&instance->generic, flipper_format)) {
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FURI_LOG_E(TAG, "Deserialize error");
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break;
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}
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if(instance->generic.data_count_bit !=
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subghz_protocol_somfy_keytis_const.min_count_bit_for_found) {
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FURI_LOG_E(TAG, "Wrong number of bits in key");
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break;
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}
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if(!flipper_format_rewind(flipper_format)) {
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FURI_LOG_E(TAG, "Rewind error");
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break;
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}
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if(!flipper_format_read_uint32(
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flipper_format,
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"Duration_Counter",
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(uint32_t*)&instance->press_duration_counter,
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1)) {
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FURI_LOG_E(TAG, "Missing Duration_Counter");
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break;
|
||
}
|
||
res = true;
|
||
} while(false);
|
||
|
||
return res;
|
||
}
|
||
|
||
void subghz_protocol_decoder_somfy_keytis_get_string(void* context, FuriString* output) {
|
||
furi_assert(context);
|
||
SubGhzProtocolDecoderSomfyKeytis* instance = context;
|
||
|
||
subghz_protocol_somfy_keytis_check_remote_controller(&instance->generic);
|
||
|
||
furi_string_cat_printf(
|
||
output,
|
||
"%s %db\r\n"
|
||
"%lX%08lX%06lX\r\n"
|
||
"Sn:0x%06lX \r\n"
|
||
"Cnt:0x%04lX\r\n"
|
||
"Btn:%s\r\n",
|
||
|
||
instance->generic.protocol_name,
|
||
instance->generic.data_count_bit,
|
||
(uint32_t)(instance->generic.data >> 32),
|
||
(uint32_t)instance->generic.data,
|
||
instance->press_duration_counter,
|
||
instance->generic.serial,
|
||
instance->generic.cnt,
|
||
subghz_protocol_somfy_keytis_get_name_button(instance->generic.btn));
|
||
}
|