mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-15 12:38:11 +00:00
84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
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#ifndef __FPROTO_BETT_H__
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#define __FPROTO_BETT_H__
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#include "subghzdbase.hpp"
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typedef enum : uint8_t {
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BETTDecoderStepReset = 0,
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BETTDecoderStepSaveDuration,
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BETTDecoderStepCheckDuration,
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} BETTDecoderStep;
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class FProtoSubGhzDBett : public FProtoSubGhzDBase {
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public:
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FProtoSubGhzDBett() {
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sensorType = FPS_BETT;
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te_short = 340;
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te_long = 2000;
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te_delta = 150;
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min_count_bit_for_found = 18;
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}
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void feed(bool level, uint32_t duration) {
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switch (parser_step) {
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case BETTDecoderStepReset:
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if ((!level) && (DURATION_DIFF(duration, te_short * 44) <
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(te_delta * 15))) {
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decode_data = 0;
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decode_count_bit = 0;
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parser_step = BETTDecoderStepCheckDuration;
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}
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break;
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case BETTDecoderStepSaveDuration:
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if (!level) {
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if (DURATION_DIFF(duration, te_short * 44) <
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(te_delta * 15)) {
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if (decode_count_bit ==
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min_count_bit_for_found) {
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data = decode_data;
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data_count_bit = decode_count_bit;
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// dip decoder needed
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if (callback) callback(this);
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} else {
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parser_step = BETTDecoderStepReset;
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}
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decode_data = 0;
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decode_count_bit = 0;
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break;
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} else {
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if ((DURATION_DIFF(duration, te_short) <
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te_delta) ||
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(DURATION_DIFF(duration, te_long) <
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te_delta * 3)) {
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parser_step = BETTDecoderStepCheckDuration;
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} else {
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parser_step = BETTDecoderStepReset;
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}
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}
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}
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break;
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case BETTDecoderStepCheckDuration:
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if (level) {
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if (DURATION_DIFF(duration, te_long) <
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te_delta * 3) {
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subghz_protocol_blocks_add_bit(1);
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parser_step = BETTDecoderStepSaveDuration;
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} else if (
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DURATION_DIFF(duration, te_short) <
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te_delta) {
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subghz_protocol_blocks_add_bit(0);
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parser_step = BETTDecoderStepSaveDuration;
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} else {
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parser_step = BETTDecoderStepReset;
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}
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} else {
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parser_step = BETTDecoderStepReset;
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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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#endif
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