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fix watch for CRC Rx errors

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This commit is contained in:
proddy
2020-07-30 21:18:28 +02:00
parent b20c6d4c01
commit d70fb41711
1 changed files with 5 additions and 4 deletions
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9
src/telegram.cpp
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@@ -165,17 +165,18 @@ void RxService::add(uint8_t * data, uint8_t length) {
// validate the CRC
uint8_t crc = calculate_crc(data, length - 1);
if ((data[length - 1] != crc) && (EMSESP::watch() != EMSESP::Watch::WATCH_OFF)) {
LOG_ERROR(F("Rx: %s %s(CRC %02X != %02X)%s"), Helpers::data_to_hex(data, length).c_str(), COLOR_RED, data[length - 1], crc, COLOR_RESET);
if (data[length - 1] != crc) {
increment_telegram_error_count();
if (EMSESP::watch() != EMSESP::Watch::WATCH_OFF) {
LOG_ERROR(F("Rx: %s %s(CRC %02X != %02X)%s"), Helpers::data_to_hex(data, length).c_str(), COLOR_RED, data[length - 1], crc, COLOR_RESET);
}
return;
}
// since it's a valid telegram, work out the ems mask
// we check the 1st byte, which assumed is the src ID and see if the MSB (8th bit) is set
// this is used to identify if the protocol should be Junkers/HT3 or Buderus
// this only happens once with the first rx telegram is processed
// this only happens once with the first valid rx telegram is processed
if (ems_mask() == EMS_MASK_UNSET) {
ems_mask(data[0]);
}