mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-15 10:44:34 -05:00
87 lines
3.4 KiB
C++
87 lines
3.4 KiB
C++
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#ifndef __FPROTO_GANGQI_H__
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#define __FPROTO_GANGQI_H__
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#include "subghzdbase.hpp"
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typedef enum {
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GangQiDecoderStepReset = 0,
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GangQiDecoderStepSaveDuration,
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GangQiDecoderStepCheckDuration,
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} GangQiDecoderStep;
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class FProtoSubGhzDGangqi : public FProtoSubGhzDBase {
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public:
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FProtoSubGhzDGangqi() {
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sensorType = FPS_GANGQI;
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te_short = 500;
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te_long = 1200;
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te_delta = 200;
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min_count_bit_for_found = 34;
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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 GangQiDecoderStepReset:
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if ((!level) && (DURATION_DIFF(duration, te_long * 2) < te_delta * 3)) {
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// Found GAP
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decode_data = 0;
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decode_count_bit = 0;
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parser_step = GangQiDecoderStepSaveDuration;
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}
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break;
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case GangQiDecoderStepSaveDuration:
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if (level) {
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te_last = duration;
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parser_step = GangQiDecoderStepCheckDuration;
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} else {
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parser_step = GangQiDecoderStepReset;
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}
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break;
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case GangQiDecoderStepCheckDuration:
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if (!level) {
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// Bit 0 is short and long timing
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if ((DURATION_DIFF(te_last, te_short) < te_delta) &&
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(DURATION_DIFF(duration, te_long) < te_delta)) {
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subghz_protocol_blocks_add_bit(0);
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parser_step = GangQiDecoderStepSaveDuration;
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// Bit 1 is long and short timing
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} else if (
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(DURATION_DIFF(te_last, te_long) < te_delta) &&
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(DURATION_DIFF(duration, te_short) < te_delta)) {
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subghz_protocol_blocks_add_bit(1);
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parser_step = GangQiDecoderStepSaveDuration;
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} else if (
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// End of the key
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DURATION_DIFF(duration, te_short * 4) <
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te_delta) {
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// Found next GAP and add bit 0 or 1 (only bit 0 was found on the remotes)
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if ((DURATION_DIFF(te_last, te_short) < te_delta) &&
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(DURATION_DIFF(duration, te_short * 4) < te_delta)) {
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subghz_protocol_blocks_add_bit(0);
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}
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if ((DURATION_DIFF(te_last, te_long) < te_delta) &&
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(DURATION_DIFF(duration, te_short * 4) < te_delta)) {
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subghz_protocol_blocks_add_bit(1);
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}
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// If got 34 bits key reading is finished
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if (decode_count_bit == min_count_bit_for_found) {
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data_count_bit = decode_count_bit;
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if (callback) callback(this);
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}
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decode_data = 0;
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decode_count_bit = 0;
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parser_step = GangQiDecoderStepReset;
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} else {
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parser_step = GangQiDecoderStepReset;
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}
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} else {
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parser_step = GangQiDecoderStepReset;
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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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