1cfa857f98
* SubGhz: scene based application * SubGhz: encoder/decoder separation, DMA streaming, update app and cli. * SubGhz: 2 stage async tx complete, minor cleanup * SubGhz: 2 stage async tx complete, FIX state pin end transmit * SubGhz: Pricenton, receive TE signal * SubGhz: Pricenton, add save data, add load data * SubGhz: Add Read scene, Fix pricenton save, load funtion * SubGhz: Add Read, Receiver, SaveName scene * SubGhz: Read and Save (pricenton) * SubGhz: add Load scence * SubGhz: Fix select file scene, add load scene, add transmitter view, add send tx pricenton * SubGhz: Fix pricenton encoder, fix transmitter send * SubGhz: modified Pricenton Encoder (added guard time at the beginning), modified CC1101 config, code refactoring * SubGhz: Fix pricenton encoder defalut TE * Archive: Fix path and name SubGhz * Archive: Fix name app SubGhz * GubGhz: Came: add Save, Load key * GubGhz: GateTX: add Save, Load key * GubGhz: NeroSketch: add Save, Load key * Github: better linters triggers * SubGhz: adding fast loading keys Archive -> Run in app * GubGhz: KeeLog: add Save, Load key, key generation from the serial number of the meter and the button * SubGhz: format sources and fix compilation * FuriHal: add subghz configuration description for AGC section * SubGhz: save only protocols that can be saved. Cleanup. * Github: lint on pull requests Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
315 lines
10 KiB
C
315 lines
10 KiB
C
#include "subghz_protocol_princeton.h"
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/*
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* Help
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* https://phreakerclub.com/447
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*
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*/
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#define SUBGHZ_PT_SHORT 450
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#define SUBGHZ_PT_LONG (SUBGHZ_PT_SHORT * 3)
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#define SUBGHZ_PT_GUARD (SUBGHZ_PT_SHORT * 30)
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struct SubGhzEncoderPrinceton {
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uint32_t key;
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uint16_t te;
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size_t repeat;
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size_t front;
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};
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struct SubGhzDecoderPrinceton {
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SubGhzProtocolCommon common;
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uint16_t te;
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};
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SubGhzEncoderPrinceton* subghz_encoder_princeton_alloc() {
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SubGhzEncoderPrinceton* instance = furi_alloc(sizeof(SubGhzEncoderPrinceton));
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return instance;
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}
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void subghz_encoder_princeton_free(SubGhzEncoderPrinceton* instance) {
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furi_assert(instance);
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free(instance);
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}
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void subghz_encoder_princeton_set_te(SubGhzEncoderPrinceton* instance, void* decoder){
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SubGhzDecoderPrinceton* pricenton = decoder;
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if((pricenton->te) !=0){
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instance->te = pricenton->te;
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}else{
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instance->te = SUBGHZ_PT_SHORT;
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}
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}
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void subghz_encoder_princeton_reset(SubGhzEncoderPrinceton* instance, uint32_t key, size_t repeat) {
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furi_assert(instance);
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instance->te = SUBGHZ_PT_SHORT;
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instance->key = key;
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instance->repeat = repeat;
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instance->front = 48;
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}
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size_t subghz_encoder_princeton_get_repeat_left(SubGhzEncoderPrinceton* instance) {
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furi_assert(instance);
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return instance->repeat;
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}
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LevelDuration subghz_encoder_princeton_yield(void* context) {
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SubGhzEncoderPrinceton* instance = context;
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if(instance->repeat == 0) return level_duration_reset();
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size_t bit = instance->front / 2;
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bool level = !(instance->front % 2);
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LevelDuration ret;
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if(bit < 24) {
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uint8_t byte = bit / 8;
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uint8_t bit_in_byte = bit % 8;
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bool value = (((uint8_t*)&instance->key)[2 - byte] >> (7 - bit_in_byte)) & 1;
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if(value) {
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ret = level_duration_make(level, level ? instance->te * 3 : instance->te);
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} else {
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ret = level_duration_make(level, level ? instance->te : instance->te * 3);
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}
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} else {
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ret = level_duration_make(level, level ? instance->te : instance->te * 30);
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}
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instance->front++;
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if(instance->front == 50) {
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instance->repeat--;
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instance->front = 0;
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}
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return ret;
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}
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SubGhzDecoderPrinceton* subghz_decoder_princeton_alloc(void) {
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SubGhzDecoderPrinceton* instance = furi_alloc(sizeof(SubGhzDecoderPrinceton));
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instance->common.name = "Princeton";
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instance->common.code_min_count_bit_for_found = 24;
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instance->common.te_shot = 450; //150;
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instance->common.te_long = 1350; //450;
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instance->common.te_delta = 200; //50;
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instance->common.to_string = (SubGhzProtocolCommonToStr)subghz_decoder_princeton_to_str;
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instance->common.to_save_string =
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(SubGhzProtocolCommonGetStrSave)subghz_decoder_princeton_to_save_str;
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instance->common.to_load_protocol=
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(SubGhzProtocolCommonLoad)subghz_decoder_princeton_to_load_protocol;
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return instance;
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}
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void subghz_decoder_princeton_free(SubGhzDecoderPrinceton* instance) {
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furi_assert(instance);
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free(instance);
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}
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/** Send bit
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*
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* @param instance - SubGhzDecoderPrinceton instance
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* @param bit - bit
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*/
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void subghz_decoder_princeton_send_bit(SubGhzDecoderPrinceton* instance, uint8_t bit) {
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if(bit) {
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//send bit 1
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SUBGHZ_TX_PIN_LOW();
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delay_us(instance->common.te_long);
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SUBGHZ_TX_PIN_HIGTH();
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delay_us(instance->common.te_shot);
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} else {
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//send bit 0
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SUBGHZ_TX_PIN_LOW();
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delay_us(instance->common.te_shot);
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SUBGHZ_TX_PIN_HIGTH();
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delay_us(instance->common.te_long);
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}
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}
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void subghz_decoder_princeton_send_key(
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SubGhzDecoderPrinceton* instance,
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uint64_t key,
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uint8_t bit,
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uint8_t repeat) {
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while(repeat--) {
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SUBGHZ_TX_PIN_LOW();
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//Send start bit
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subghz_decoder_princeton_send_bit(instance, 1);
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//Send header
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delay_us(instance->common.te_shot * 33); //+2 interval v bit 1
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//Send key data
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for(uint8_t i = bit; i > 0; i--) {
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subghz_decoder_princeton_send_bit(instance, bit_read(key, i - 1));
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}
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}
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}
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void subghz_decoder_princeton_reset(SubGhzDecoderPrinceton* instance) {
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instance->common.parser_step = 0;
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}
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void subghz_decoder_princeton_parse(
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SubGhzDecoderPrinceton* instance,
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bool level,
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uint32_t duration) {
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switch(instance->common.parser_step) {
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case 0:
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if((!level) && (DURATION_DIFF(duration, instance->common.te_shot * 36) <
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instance->common.te_delta * 36)) {
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//Found Preambula
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instance->common.parser_step = 1;
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instance->common.code_found = 0;
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instance->common.code_count_bit = 0;
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} else {
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instance->common.parser_step = 0;
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}
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break;
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case 1:
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//save duration
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if(level) {
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instance->common.te_last = duration;
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instance->common.parser_step = 2;
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}
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break;
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case 2:
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if(!level) {
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if(duration >= (instance->common.te_shot * 10 + instance->common.te_delta)) {
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instance->common.parser_step = 1;
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if(instance->common.code_count_bit >=
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instance->common.code_min_count_bit_for_found) {
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if(instance->common.code_last_found == instance->common.code_found) {
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//instance->te = (instance->te+instance->common.te_last)/2; //Option 1 TE averaging
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if(instance->te > instance->common.te_last)
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instance->te = instance->common.te_last; //Option 2 TE averaging
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} else {
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instance->te = instance->common.te_last;
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}
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instance->common.code_last_found = instance->common.code_found;
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instance->common.code_last_count_bit = instance->common.code_count_bit;
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instance->common.serial = instance->common.code_found >> 4;
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instance->common.btn = (uint8_t)instance->common.code_found & 0x00000F;
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if(instance->common.callback)
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instance->common.callback(
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(SubGhzProtocolCommon*)instance, instance->common.context);
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}
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instance->common.code_found = 0;
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instance->common.code_count_bit = 0;
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break;
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}
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if((DURATION_DIFF(instance->common.te_last, instance->common.te_shot) <
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instance->common.te_delta) &&
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(DURATION_DIFF(duration, instance->common.te_long) <
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instance->common.te_delta * 3)) {
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subghz_protocol_common_add_bit(&instance->common, 0);
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instance->common.parser_step = 1;
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} else if(
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(DURATION_DIFF(instance->common.te_last, instance->common.te_long) <
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instance->common.te_delta * 3) &&
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(DURATION_DIFF(duration, instance->common.te_shot) < instance->common.te_delta)) {
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subghz_protocol_common_add_bit(&instance->common, 1);
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instance->common.parser_step = 1;
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} else {
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instance->common.parser_step = 0;
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}
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} else {
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instance->common.parser_step = 0;
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}
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break;
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}
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}
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void subghz_decoder_princeton_to_str(SubGhzDecoderPrinceton* instance, string_t output) {
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uint32_t code_found_hi = instance->common.code_last_found >> 32;
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uint32_t code_found_lo = instance->common.code_last_found & 0x00000000ffffffff;
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uint64_t code_found_reverse = subghz_protocol_common_reverse_key(
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instance->common.code_last_found, instance->common.code_last_count_bit);
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uint32_t code_found_reverse_hi = code_found_reverse >> 32;
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uint32_t code_found_reverse_lo = code_found_reverse & 0x00000000ffffffff;
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string_cat_printf(
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output,
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"%s %d Bit te %dus\r\n"
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" KEY:0x%lX%08lX\r\n"
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" YEK:0x%lX%08lX\r\n"
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" SN:0x%05lX BTN:%02X\r\n",
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instance->common.name,
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instance->common.code_last_count_bit,
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instance->te,
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code_found_hi,
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code_found_lo,
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code_found_reverse_hi,
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code_found_reverse_lo,
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instance->common.serial,
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instance->common.btn);
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}
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void subghz_decoder_princeton_to_save_str(SubGhzDecoderPrinceton* instance, string_t output) {
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string_printf(
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output,
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"Protocol: %s\n"
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"Bit: %d\n"
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"Te: %d\n"
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"Key: %08lX\n",
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instance->common.name,
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instance->common.code_last_count_bit,
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instance->te,
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(uint32_t)(instance->common.code_last_found & 0x00000000ffffffff));
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}
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bool subghz_decoder_princeton_to_load_protocol(FileWorker* file_worker, SubGhzDecoderPrinceton* instance){
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bool loaded = false;
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string_t temp_str;
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string_init(temp_str);
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int res = 0;
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int data = 0;
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do {
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// Read and parse bit data from 2nd line
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if(!file_worker_read_until(file_worker, temp_str, '\n')) {
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break;
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}
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res = sscanf(string_get_cstr(temp_str), "Bit: %d\n", &data);
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if(res != 1) {
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break;
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}
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instance->common.code_last_count_bit = (uint8_t)data;
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// Read and parse te data from 3nd line
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if(!file_worker_read_until(file_worker, temp_str, '\n')) {
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break;
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}
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res = sscanf(string_get_cstr(temp_str), "Te: %d\n", &data);
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if(res != 1) {
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break;
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}
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instance->te = (uint16_t)data;
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// Read and parse key data from 4nd line
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if(!file_worker_read_until(file_worker, temp_str, '\n')) {
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break;
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}
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uint32_t temp_key = 0;
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res = sscanf(string_get_cstr(temp_str), "Key: %08lX\n", &temp_key);
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if(res != 1) {
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break;
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}
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instance->common.code_last_found = (uint64_t)temp_key;
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instance->common.serial = instance->common.code_last_found >> 4;
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instance->common.btn = (uint8_t)instance->common.code_last_found & 0x00000F;
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loaded = true;
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} while(0);
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string_clear(temp_str);
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return loaded;
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}
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