mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-14 10:14:28 -05:00
79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
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#ifndef __FPROTO_POWER_SMART_H__
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#define __FPROTO_POWER_SMART_H__
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#include "subghzdbase.hpp"
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#define POWER_SMART_PACKET_HEADER 0xFD000000AA000000
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#define POWER_SMART_PACKET_HEADER_MASK 0xFF000000FF000000
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typedef enum : uint8_t {
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PowerSmartDecoderStepReset = 0,
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PowerSmartDecoderFoundHeader,
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PowerSmartDecoderStepDecoderData,
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} PowerSmartDecoderStep;
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class FProtoSubGhzDPowerSmart : public FProtoSubGhzDBase {
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public:
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FProtoSubGhzDPowerSmart() {
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sensorType = FPS_POWERSMART;
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te_short = 225;
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te_long = 450;
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te_delta = 100;
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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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ManchesterEvent event = ManchesterEventReset;
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if (!level) {
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if (DURATION_DIFF(duration, te_short) < te_delta) {
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event = ManchesterEventShortLow;
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} else if (
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DURATION_DIFF(duration, te_long) < te_delta * 2) {
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event = ManchesterEventLongLow;
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}
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} else {
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if (DURATION_DIFF(duration, te_short) < te_delta) {
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event = ManchesterEventShortHigh;
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} else if (
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DURATION_DIFF(duration, te_long) < te_delta * 2) {
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event = ManchesterEventLongHigh;
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}
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}
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if (event != ManchesterEventReset) {
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bool bit_val;
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bool data_ok = FProtoGeneral::manchester_advance(manchester_saved_state, event, &manchester_saved_state, &bit_val);
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if (data_ok) {
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decode_data = (decode_data << 1) | !bit_val;
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}
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if ((decode_data & POWER_SMART_PACKET_HEADER_MASK) == POWER_SMART_PACKET_HEADER) {
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if (subghz_protocol_power_smart_chek_valid(decode_data)) {
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data_count_bit = min_count_bit_for_found;
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if (callback) callback(this);
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decode_data = 0;
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decode_count_bit = 0;
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}
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}
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} else {
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decode_data = 0;
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decode_count_bit = 0;
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FProtoGeneral::manchester_advance(manchester_saved_state, ManchesterEventReset, &manchester_saved_state, NULL);
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}
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}
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protected:
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ManchesterState manchester_saved_state = ManchesterStateMid1;
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bool subghz_protocol_power_smart_chek_valid(uint64_t packet) {
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uint32_t data_1 = (uint32_t)((packet >> 40) & 0xFFFF);
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uint32_t data_2 = (uint32_t)((~packet >> 8) & 0xFFFF);
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uint8_t data_3 = (uint8_t)(packet >> 32) & 0xFF;
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uint8_t data_4 = (uint8_t)(((~packet) & 0xFF) - 1);
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return (data_1 == data_2) && (data_3 == data_4);
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}
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};
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#endif
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