portapack-mayhem/firmware/baseband/fprotos/w-acurite609tx.hpp
Totoo 02251eeeb4
Added weather station app with 18 protocol parsers (#1607)
* Added weather station app with 18 protocol parsers
* Fix button and formatting
* Set BW to 1.75m, changed to us in dsp part
2023-11-28 21:11:30 +01:00

113 lines
4.2 KiB
C++

#ifndef __FPROTO_Acurite_609TX_H__
#define __FPROTO_Acurite_609TX_H__
#include "weatherbase.hpp"
typedef enum {
Acurite_609TXCDecoderStepReset = 0,
Acurite_609TXCDecoderStepSaveDuration,
Acurite_609TXCDecoderStepCheckDuration,
} Acurite_609TXCDecoderStep;
class FProtoWeatherAcurite609TX : public FProtoWeatherBase {
public:
FProtoWeatherAcurite609TX() {
sensorType = FPW_Acurite609TX;
}
void feed(bool level, uint32_t duration) {
switch (parser_step) {
case Acurite_609TXCDecoderStepReset:
if ((!level) && (DURATION_DIFF(duration, te_short * 17) <
te_delta * 8)) {
// Found syncPrefix
parser_step = Acurite_609TXCDecoderStepSaveDuration;
decode_data = 0;
decode_count_bit = 0;
}
break;
case Acurite_609TXCDecoderStepSaveDuration:
if (level) {
te_last = duration;
parser_step = Acurite_609TXCDecoderStepCheckDuration;
} else {
parser_step = Acurite_609TXCDecoderStepReset;
}
break;
case Acurite_609TXCDecoderStepCheckDuration:
if (!level) {
if (DURATION_DIFF(te_last, te_short) <
te_delta) {
if ((DURATION_DIFF(duration, te_short) <
te_delta) ||
(duration > te_long * 3)) {
// Found syncPostfix
parser_step = Acurite_609TXCDecoderStepReset;
if ((decode_count_bit ==
min_count_bit_for_found) &&
ws_protocol_acurite_609txc_check()) {
data = decode_data;
data_count_bit = decode_count_bit;
ws_protocol_acurite_609txc_remote_controller();
if (callback) callback(this);
}
decode_data = 0;
decode_count_bit = 0;
} else if (
DURATION_DIFF(duration, te_long) <
te_delta * 2) {
subghz_protocol_blocks_add_bit(0);
parser_step = Acurite_609TXCDecoderStepSaveDuration;
} else if (
DURATION_DIFF(duration, te_long * 2) <
te_delta * 4) {
subghz_protocol_blocks_add_bit(1);
parser_step = Acurite_609TXCDecoderStepSaveDuration;
} else {
parser_step = Acurite_609TXCDecoderStepReset;
}
} else {
parser_step = Acurite_609TXCDecoderStepReset;
}
} else {
parser_step = Acurite_609TXCDecoderStepReset;
}
break;
}
}
protected:
uint32_t te_short = 500;
uint32_t te_long = 2000;
uint32_t te_delta = 150;
uint32_t min_count_bit_for_found = 32;
void ws_protocol_acurite_609txc_remote_controller() {
id = (data >> 32) & 0xFF;
battery_low = (data >> 31) & 1;
channel = WS_NO_CHANNEL;
// Temperature in Celsius is encoded as a 12 bit integer value
// multiplied by 10 using the 4th - 6th nybbles (bytes 1 & 2)
// negative values are recovered by sign extend from int16_t.
int16_t temp_raw =
(int16_t)(((data >> 12) & 0xf000) | ((data >> 16) << 4));
temp = (temp_raw >> 4) * 0.1f;
humidity = (data >> 8) & 0xff;
btn = WS_NO_BTN;
}
bool ws_protocol_acurite_609txc_check() {
if (!decode_data) return false;
uint8_t crc = (uint8_t)(decode_data >> 32) +
(uint8_t)(decode_data >> 24) +
(uint8_t)(decode_data >> 16) +
(uint8_t)(decode_data >> 8);
return (crc == (decode_data & 0xFF));
}
};
#endif