mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-16 11:14:30 -05:00
83 lines
3.0 KiB
C++
83 lines
3.0 KiB
C++
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#ifndef __FPROTO_NICE_FLO_H__
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#define __FPROTO_NICE_FLO_H__
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#include "subghzdbase.hpp"
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typedef enum : uint8_t {
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NiceFloDecoderStepReset = 0,
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NiceFloDecoderStepFoundStartBit,
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NiceFloDecoderStepSaveDuration,
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NiceFloDecoderStepCheckDuration,
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} NiceFloDecoderStep;
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class FProtoSubGhzDNiceflo : public FProtoSubGhzDBase {
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public:
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FProtoSubGhzDNiceflo() {
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sensorType = FPS_NICEFLO;
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te_short = 700;
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te_long = 1400;
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te_delta = 200;
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min_count_bit_for_found = 12;
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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 NiceFloDecoderStepReset:
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if ((!level) && (DURATION_DIFF(duration, te_short * 36) < te_delta * 36)) {
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// Found header Nice Flo
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parser_step = NiceFloDecoderStepFoundStartBit;
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}
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break;
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case NiceFloDecoderStepFoundStartBit:
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if (!level) {
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break;
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} else if (
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DURATION_DIFF(duration, te_short) < te_delta) {
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// Found start bit Nice Flo
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parser_step = NiceFloDecoderStepSaveDuration;
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decode_data = 0;
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decode_count_bit = 0;
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} else {
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parser_step = NiceFloDecoderStepReset;
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}
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break;
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case NiceFloDecoderStepSaveDuration:
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if (!level) { // save interval
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if (duration >= (te_short * 4)) {
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parser_step = NiceFloDecoderStepFoundStartBit;
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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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break;
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}
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te_last = duration;
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parser_step = NiceFloDecoderStepCheckDuration;
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} else {
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parser_step = NiceFloDecoderStepReset;
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}
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break;
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case NiceFloDecoderStepCheckDuration:
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if (level) {
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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 = NiceFloDecoderStepSaveDuration;
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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 = NiceFloDecoderStepSaveDuration;
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} else
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parser_step = NiceFloDecoderStepReset;
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} else {
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parser_step = NiceFloDecoderStepReset;
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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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