portapack-mayhem/firmware/baseband/fprotos/s-linear.hpp
Totoo e6afd7744d
SubghzD & Weather improvments (#2237)
* Weather restructure

* Added Solight TE44 protocol

* Add disabled Marantec24, and GangQi

* More opt in subghzd
2024-09-06 20:23:11 +02:00

85 lines
3.1 KiB
C++

#ifndef __FPROTO_LINEAR_H__
#define __FPROTO_LINEAR_H__
#include "subghzdbase.hpp"
typedef enum : uint8_t {
LinearDecoderStepReset = 0,
LinearDecoderStepSaveDuration,
LinearDecoderStepCheckDuration,
} LinearDecoderStep;
class FProtoSubGhzDLinear : public FProtoSubGhzDBase {
public:
FProtoSubGhzDLinear() {
sensorType = FPS_LINEAR;
te_short = 500;
te_long = 1500;
te_delta = 150;
min_count_bit_for_found = 10;
}
void feed(bool level, uint32_t duration) {
switch (parser_step) {
case LinearDecoderStepReset:
if ((!level) && (DURATION_DIFF(duration, te_short * 42) < te_delta * 20)) {
// Found header Linear
decode_data = 0;
decode_count_bit = 0;
parser_step = LinearDecoderStepSaveDuration;
}
break;
case LinearDecoderStepSaveDuration:
if (level) {
te_last = duration;
parser_step = LinearDecoderStepCheckDuration;
} else {
parser_step = LinearDecoderStepReset;
}
break;
case LinearDecoderStepCheckDuration:
if (!level) { // save interval
if (duration >= (te_short * 5)) {
parser_step = LinearDecoderStepReset;
// checking that the duration matches the guardtime
if ((DURATION_DIFF(duration, te_short * 42) > te_delta * 20)) {
break;
}
if (DURATION_DIFF(te_last, te_short) < te_delta) {
subghz_protocol_blocks_add_bit(0);
} else if (
DURATION_DIFF(te_last, te_long) <
te_delta) {
subghz_protocol_blocks_add_bit(1);
}
if (decode_count_bit == min_count_bit_for_found) {
data_count_bit = decode_count_bit;
if (callback) callback(this);
}
break;
}
if ((DURATION_DIFF(te_last, te_short) < te_delta) &&
(DURATION_DIFF(duration, te_long) < te_delta)) {
subghz_protocol_blocks_add_bit(0);
parser_step = LinearDecoderStepSaveDuration;
} else if (
(DURATION_DIFF(te_last, te_long) < te_delta) &&
(DURATION_DIFF(duration, te_short) < te_delta)) {
subghz_protocol_blocks_add_bit(1);
parser_step = LinearDecoderStepSaveDuration;
} else {
parser_step = LinearDecoderStepReset;
}
} else {
parser_step = LinearDecoderStepReset;
}
break;
}
}
};
#endif