mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-17 05:28:13 +00:00
02251eeeb4
* Added weather station app with 18 protocol parsers * Fix button and formatting * Set BW to 1.75m, changed to us in dsp part
160 lines
6.0 KiB
C++
160 lines
6.0 KiB
C++
|
|
#ifndef __FPROTO_GTWT03_H__
|
|
#define __FPROTO_GTWT03_H__
|
|
|
|
#include "weatherbase.hpp"
|
|
|
|
#define AURIOL_AHFL_CONST_DATA 0b0100
|
|
|
|
typedef enum {
|
|
GT_WT03DecoderStepReset = 0,
|
|
GT_WT03DecoderStepCheckPreambule,
|
|
GT_WT03DecoderStepSaveDuration,
|
|
GT_WT03DecoderStepCheckDuration,
|
|
} GT_WT03DecoderStep;
|
|
|
|
class FProtoWeatherGTWT03 : public FProtoWeatherBase {
|
|
public:
|
|
FProtoWeatherGTWT03() {
|
|
sensorType = FPW_GTWT03;
|
|
}
|
|
|
|
void feed(bool level, uint32_t duration) {
|
|
switch (parser_step) {
|
|
case GT_WT03DecoderStepReset:
|
|
if ((level) && (DURATION_DIFF(duration, te_short * 3) <
|
|
te_delta * 2)) {
|
|
parser_step = GT_WT03DecoderStepCheckPreambule;
|
|
te_last = duration;
|
|
header_count = 0;
|
|
}
|
|
break;
|
|
|
|
case GT_WT03DecoderStepCheckPreambule:
|
|
if (level) {
|
|
te_last = duration;
|
|
} else {
|
|
if ((DURATION_DIFF(te_last, te_short * 3) < te_delta * 2) &&
|
|
(DURATION_DIFF(duration, te_short * 3) < te_delta * 2)) {
|
|
// Found preambule
|
|
header_count++;
|
|
} else if (header_count == 4) {
|
|
if ((DURATION_DIFF(te_last, te_short) < te_delta) &&
|
|
(DURATION_DIFF(duration, te_long) < te_delta)) {
|
|
decode_data = 0;
|
|
decode_count_bit = 0;
|
|
subghz_protocol_blocks_add_bit(0);
|
|
parser_step = GT_WT03DecoderStepSaveDuration;
|
|
} else if (
|
|
(DURATION_DIFF(te_last, te_long) < te_delta) &&
|
|
(DURATION_DIFF(duration, te_short) < te_delta)) {
|
|
decode_data = 0;
|
|
decode_count_bit = 0;
|
|
subghz_protocol_blocks_add_bit(1);
|
|
parser_step = GT_WT03DecoderStepSaveDuration;
|
|
} else {
|
|
parser_step = GT_WT03DecoderStepReset;
|
|
}
|
|
} else {
|
|
parser_step = GT_WT03DecoderStepReset;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case GT_WT03DecoderStepSaveDuration:
|
|
if (level) {
|
|
te_last = duration;
|
|
parser_step = GT_WT03DecoderStepCheckDuration;
|
|
} else {
|
|
parser_step = GT_WT03DecoderStepReset;
|
|
}
|
|
break;
|
|
|
|
case GT_WT03DecoderStepCheckDuration:
|
|
if (!level) {
|
|
if (((DURATION_DIFF(te_last, te_short * 3) < te_delta * 2) &&
|
|
(DURATION_DIFF(duration, te_short * 3) < te_delta * 2))) {
|
|
if ((decode_count_bit ==
|
|
min_count_bit_for_found) &&
|
|
ws_protocol_gt_wt_03_check_crc()) {
|
|
data = decode_data;
|
|
data_count_bit = decode_count_bit;
|
|
ws_protocol_gt_wt_03_remote_controller();
|
|
if (callback) callback(this);
|
|
}
|
|
decode_data = 0;
|
|
decode_count_bit = 0;
|
|
header_count = 1;
|
|
parser_step = GT_WT03DecoderStepCheckPreambule;
|
|
break;
|
|
} else if (
|
|
(DURATION_DIFF(te_last, te_short) < te_delta) &&
|
|
(DURATION_DIFF(duration, te_long) < te_delta)) {
|
|
subghz_protocol_blocks_add_bit(0);
|
|
parser_step = GT_WT03DecoderStepSaveDuration;
|
|
} 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 = GT_WT03DecoderStepSaveDuration;
|
|
} else {
|
|
parser_step = GT_WT03DecoderStepReset;
|
|
}
|
|
} else {
|
|
parser_step = GT_WT03DecoderStepReset;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
protected:
|
|
uint32_t te_short = 285;
|
|
uint32_t te_long = 570;
|
|
uint32_t te_delta = 120;
|
|
uint32_t min_count_bit_for_found = 41;
|
|
|
|
void ws_protocol_gt_wt_03_remote_controller() {
|
|
id = data >> 33;
|
|
humidity = (data >> 25) & 0xFF;
|
|
|
|
if (humidity <= 10) { // actually the sensors sends 10 below working range of 20%
|
|
humidity = 0;
|
|
} else if (humidity > 95) { // actually the sensors sends 110 above working range of 90%
|
|
humidity = 100;
|
|
}
|
|
|
|
battery_low = (data >> 24) & 1;
|
|
btn = (data >> 23) & 1;
|
|
channel = ((data >> 21) & 0x03) + 1;
|
|
|
|
if (!((data >> 20) & 1)) {
|
|
temp = (float)((data >> 9) & 0x07FF) / 10.0f;
|
|
} else {
|
|
temp = (float)((~(data >> 9) & 0x07FF) + 1) / -10.0f;
|
|
}
|
|
}
|
|
|
|
bool ws_protocol_gt_wt_03_check_crc() {
|
|
uint8_t msg[] = {
|
|
static_cast<uint8_t>(decode_data >> 33),
|
|
static_cast<uint8_t>(decode_data >> 25),
|
|
static_cast<uint8_t>(decode_data >> 17),
|
|
static_cast<uint8_t>(decode_data >> 9)};
|
|
|
|
uint8_t sum = 0;
|
|
for (unsigned k = 0; k < sizeof(msg); ++k) {
|
|
uint8_t data = msg[k];
|
|
uint16_t key = 0x3100;
|
|
for (int i = 7; i >= 0; --i) {
|
|
// XOR key into sum if data bit is set
|
|
if ((data >> i) & 1) sum ^= key & 0xff;
|
|
// roll the key right
|
|
key = (key >> 1);
|
|
}
|
|
}
|
|
return ((sum ^ (uint8_t)((decode_data >> 1) & 0xFF)) == 0x2D);
|
|
}
|
|
};
|
|
|
|
#endif
|