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https://github.com/portapack-mayhem/mayhem-firmware.git
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rollorentner
86584feb16
keeloqtx: Superrollo 67-bit transmit mode with rolling counter. subghzd: GW60 receive decoder (reports as KeeLoq; manufacturer key read from KEELOQKEYS/MFCODES). The manufacturer key is not included; add a Superrollo entry to MFCODES to enable TX/RX.
125 lines
4.3 KiB
C++
125 lines
4.3 KiB
C++
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#ifndef __FPROTO_SUPERROLLO_H__
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#define __FPROTO_SUPERROLLO_H__
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#include "subghzdbase.hpp"
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// Superrollo GW60 (HCS361) 67-bit OOK decoder. Reports FPS_SUPERROLLO; SubGhzD
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// treats FPS_SUPERROLLO like KeeLoq for decrypt/display (see ui_subghzd.cpp), so
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// the "Superrollo" keystore key decrypts it while it stays identifiable in logs.
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typedef enum : uint8_t {
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SuperrolloStepReset = 0,
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SuperrolloStepPreambleLow,
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SuperrolloStepSyncLow,
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SuperrolloStepSaveDuration,
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SuperrolloStepCheckDuration,
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} SuperrolloDecoderStep;
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class FProtoSubGhzDSuperrollo : public FProtoSubGhzDBase {
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public:
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FProtoSubGhzDSuperrollo() {
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sensorType = FPS_SUPERROLLO;
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te_short = 450;
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te_long = 900;
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te_delta = 200;
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min_count_bit_for_found = 64;
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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 SuperrolloStepReset:
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if (level) {
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if (DURATION_DIFF(duration, te_short) < te_delta) {
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header_count++;
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parser_step = SuperrolloStepPreambleLow;
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} else if (
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(header_count >= 4) &&
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(DURATION_DIFF(duration, te_short * 10) < te_delta * 10)) {
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parser_step = SuperrolloStepSyncLow;
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} else {
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header_count = 0;
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}
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} else {
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header_count = 0;
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}
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break;
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case SuperrolloStepPreambleLow:
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if ((!level) && (DURATION_DIFF(duration, te_long) < te_delta)) {
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parser_step = SuperrolloStepReset;
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} else {
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parser_step = SuperrolloStepReset;
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header_count = 0;
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}
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break;
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case SuperrolloStepSyncLow:
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if ((!level) && (DURATION_DIFF(duration, te_short * 10) < te_delta * 10)) {
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parser_step = SuperrolloStepSaveDuration;
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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 = SuperrolloStepReset;
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header_count = 0;
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}
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break;
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case SuperrolloStepSaveDuration:
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if (level) {
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te_last = duration;
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parser_step = SuperrolloStepCheckDuration;
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} else if (duration >= te_short * 12) {
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endFrame();
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}
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break;
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case SuperrolloStepCheckDuration:
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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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if (decode_count_bit < min_count_bit_for_found)
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subghz_protocol_blocks_add_bit(1);
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else
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decode_count_bit++;
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parser_step = SuperrolloStepSaveDuration;
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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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if (decode_count_bit < min_count_bit_for_found)
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subghz_protocol_blocks_add_bit(0);
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else
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decode_count_bit++;
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parser_step = SuperrolloStepSaveDuration;
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} else if (duration >= te_short * 12) {
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endFrame();
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} else {
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parser_step = SuperrolloStepReset;
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header_count = 0;
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}
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} else {
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parser_step = SuperrolloStepReset;
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header_count = 0;
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}
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break;
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}
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}
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uint16_t header_count = 0;
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private:
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void endFrame() {
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if ((decode_count_bit >= min_count_bit_for_found) &&
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(decode_count_bit <= min_count_bit_for_found + 3)) {
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data_count_bit = min_count_bit_for_found;
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if (callback) callback(this);
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}
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parser_step = SuperrolloStepReset;
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decode_data = 0;
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decode_count_bit = 0;
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header_count = 0;
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}
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};
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#endif
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