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#include "subghz_protocol_gate_tx.h"
struct SubGhzProtocolGateTX {
SubGhzProtocolCommon common;
};
typedef enum {
GateTXDecoderStepReset = 0,
GateTXDecoderStepFoundStartBit,
GateTXDecoderStepSaveDuration,
GateTXDecoderStepCheckDuration,
} GateTXDecoderStep;
SubGhzProtocolGateTX* subghz_protocol_gate_tx_alloc(void) {
SubGhzProtocolGateTX* instance = malloc(sizeof(SubGhzProtocolGateTX));
instance->common.name = "GateTX";
instance->common.code_min_count_bit_for_found = 24;
instance->common.te_short = 350;
instance->common.te_long = 700;
instance->common.te_delta = 100;
instance->common.type_protocol = SubGhzProtocolCommonTypeStatic;
instance->common.to_string = (SubGhzProtocolCommonToStr)subghz_protocol_gate_tx_to_str;
instance->common.to_save_file =
(SubGhzProtocolCommonSaveFile)subghz_protocol_gate_tx_to_save_file;
instance->common.to_load_protocol_from_file =
(SubGhzProtocolCommonLoadFromFile)subghz_protocol_gate_tx_to_load_protocol_from_file;
instance->common.to_load_protocol =
(SubGhzProtocolCommonLoadFromRAW)subghz_decoder_gate_tx_to_load_protocol;
instance->common.get_upload_protocol =
(SubGhzProtocolCommonEncoderGetUpLoad)subghz_protocol_gate_tx_send_key;
return instance;
}
void subghz_protocol_gate_tx_free(SubGhzProtocolGateTX* instance) {
furi_assert(instance);
free(instance);
}
bool subghz_protocol_gate_tx_send_key(
SubGhzProtocolGateTX* instance,
SubGhzProtocolCommonEncoder* encoder) {
furi_assert(instance);
furi_assert(encoder);
size_t index = 0;
encoder->size_upload = (instance->common.code_last_count_bit * 2) + 2;
if(encoder->size_upload > SUBGHZ_ENCODER_UPLOAD_MAX_SIZE) return false;
//Send header
encoder->upload[index++] =
level_duration_make(false, (uint32_t)instance->common.te_short * 49);
//Send start bit
encoder->upload[index++] = level_duration_make(true, (uint32_t)instance->common.te_long);
//Send key data
for(uint8_t i = instance->common.code_last_count_bit; i > 0; i--) {
if(bit_read(instance->common.code_last_found, i - 1)) {
//send bit 1
encoder->upload[index++] =
level_duration_make(false, (uint32_t)instance->common.te_long);
encoder->upload[index++] =
level_duration_make(true, (uint32_t)instance->common.te_short);
} else {
//send bit 0
encoder->upload[index++] =
level_duration_make(false, (uint32_t)instance->common.te_short);
encoder->upload[index++] =
level_duration_make(true, (uint32_t)instance->common.te_long);
}
}
return true;
}
void subghz_protocol_gate_tx_reset(SubGhzProtocolGateTX* instance) {
instance->common.parser_step = GateTXDecoderStepReset;
}
/** Analysis of received data
*
* @param instance SubGhzProtocolFaacSLH instance
*/
void subghz_protocol_gate_tx_check_remote_controller(SubGhzProtocolGateTX* instance) {
uint32_t code_found_reverse = subghz_protocol_common_reverse_key(
instance->common.code_last_found, instance->common.code_last_count_bit);
instance->common.serial = (code_found_reverse & 0xFF) << 12 |
((code_found_reverse >> 8) & 0xFF) << 4 |
((code_found_reverse >> 20) & 0x0F);
instance->common.btn = ((code_found_reverse >> 16) & 0x0F);
}
void subghz_protocol_gate_tx_parse(SubGhzProtocolGateTX* instance, bool level, uint32_t duration) {
switch(instance->common.parser_step) {
case GateTXDecoderStepReset:
if((!level) && (DURATION_DIFF(duration, instance->common.te_short * 47) <
instance->common.te_delta * 47)) {
//Found Preambula
instance->common.parser_step = GateTXDecoderStepFoundStartBit;
}
break;
case GateTXDecoderStepFoundStartBit:
if(level &&
((DURATION_DIFF(duration, instance->common.te_long) < instance->common.te_delta * 3))) {
//Found start bit
instance->common.parser_step = GateTXDecoderStepSaveDuration;
instance->common.code_found = 0;
instance->common.code_count_bit = 0;
} else {
instance->common.parser_step = GateTXDecoderStepReset;
}
break;
case GateTXDecoderStepSaveDuration:
if(!level) {
if(duration >= (instance->common.te_short * 10 + instance->common.te_delta)) {
instance->common.parser_step = GateTXDecoderStepFoundStartBit;
if(instance->common.code_count_bit >=
instance->common.code_min_count_bit_for_found) {
instance->common.code_last_found = instance->common.code_found;
instance->common.code_last_count_bit = instance->common.code_count_bit;
if(instance->common.callback)
instance->common.callback(
(SubGhzProtocolCommon*)instance, instance->common.context);
}
instance->common.code_found = 0;
instance->common.code_count_bit = 0;
break;
} else {
instance->common.te_last = duration;
instance->common.parser_step = GateTXDecoderStepCheckDuration;
}
}
break;
case GateTXDecoderStepCheckDuration:
if(level) {
if((DURATION_DIFF(instance->common.te_last, instance->common.te_short) <
instance->common.te_delta) &&
(DURATION_DIFF(duration, instance->common.te_long) <
instance->common.te_delta * 3)) {
subghz_protocol_common_add_bit(&instance->common, 0);
instance->common.parser_step = GateTXDecoderStepSaveDuration;
} else if(
(DURATION_DIFF(instance->common.te_last, instance->common.te_long) <
instance->common.te_delta * 3) &&
(DURATION_DIFF(duration, instance->common.te_short) < instance->common.te_delta)) {
subghz_protocol_common_add_bit(&instance->common, 1);
instance->common.parser_step = GateTXDecoderStepSaveDuration;
} else {
instance->common.parser_step = GateTXDecoderStepReset;
}
} else {
instance->common.parser_step = GateTXDecoderStepReset;
}
break;
}
}
void subghz_protocol_gate_tx_to_str(SubGhzProtocolGateTX* instance, string_t output) {
subghz_protocol_gate_tx_check_remote_controller(instance);
string_cat_printf(
output,
"%s %dbit\r\n"
"Key:%06lX\r\n"
"Sn:%05lX Btn:%lX\r\n",
instance->common.name,
instance->common.code_last_count_bit,
(uint32_t)(instance->common.code_last_found & 0xFFFFFF),
instance->common.serial,
instance->common.btn);
}
bool subghz_protocol_gate_tx_to_save_file(
SubGhzProtocolGateTX* instance,
FlipperFormat* flipper_format) {
return subghz_protocol_common_to_save_file((SubGhzProtocolCommon*)instance, flipper_format);
}
bool subghz_protocol_gate_tx_to_load_protocol_from_file(
FlipperFormat* flipper_format,
SubGhzProtocolGateTX* instance,
const char* file_path) {
if(subghz_protocol_common_to_load_protocol_from_file(
(SubGhzProtocolCommon*)instance, flipper_format)) {
subghz_protocol_gate_tx_check_remote_controller(instance);
return true;
}
return false;
}
void subghz_decoder_gate_tx_to_load_protocol(SubGhzProtocolGateTX* instance, void* context) {
furi_assert(context);
furi_assert(instance);
SubGhzProtocolCommonLoad* data = context;
instance->common.code_last_found = data->code_found;
instance->common.code_last_count_bit = data->code_count_bit;
subghz_protocol_gate_tx_check_remote_controller(instance);
}
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