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forget precipitations

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This commit is contained in:
Edward Emelianov
2022-06-09 15:58:10 +03:00
parent ce5767775d
commit 77ca453860
5 changed files with 92 additions and 84 deletions
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27
BTA_modbusmeteo/bta_meteo_modbus.c
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@@ -82,12 +82,18 @@ static int crc_check(uint8_t *buffer, int length){
uint8_t byte;
uint16_t crc = 0xFFFF;
int valid_crc;
#ifdef EBUG
printf("buffer: ");
for(int i = 0; i < length; ++i) printf("%02x ", buffer[i]);
printf("\n");
#endif
while (length-- > 2) {
byte = *buffer++ ^ crc;
crc >>= 8;
crc ^= crc16_table[byte];
}
valid_crc = (crc >> 8) == buffer[1] && (crc & 0xFF) == buffer[0];
DBG("CRC %s", valid_crc ? "OK" : "bad");
return valid_crc;
}
@@ -155,11 +161,15 @@ params_ans check_meteo_params(){
timeout.tv_sec = 0;
timeout.tv_usec = 1500; // 1.5ms pause
if((res = select(portfd + 1, &set, NULL, NULL, &timeout)) < 0 && errno != EINTR)
if((res = select(portfd + 1, &set, NULL, NULL, &timeout)) < 0 && errno != EINTR){
WARN("lost connection (select)");
return ANS_LOSTCONN;
}
if(res > 0){
if ((n_bytes = read(portfd, buffer + size, MODBUS_MAX_PACKET_SIZE - size)) < 0)
if ((n_bytes = read(portfd, buffer + size, MODBUS_MAX_PACKET_SIZE - size)) < 0){
WARN("lost connection (read)");
return ANS_LOSTCONN;
}
size += n_bytes;
if(n_bytes) continue;
}
@@ -176,9 +186,9 @@ params_ans check_meteo_params(){
DBG("wind speed");
meteoflags |= WSFLAG;
if(gotsegm && !(MeteoMode & INPUT_WND)){ // not entered by hands
DBG("oldvnd");
val_Wnd = f;
MeteoMode |= (SENSOR_WND|NET_WND);
MeteoMode &= ~NET_WND;
MeteoMode |= SENSOR_WND;
}
break;
case REG_WDIR:
@@ -190,7 +200,8 @@ params_ans check_meteo_params(){
meteoflags |= TFLAG;
if(gotsegm && !(MeteoMode & INPUT_T1)){
val_T1 = f;
MeteoMode |= (SENSOR_WND|NET_WND);
MeteoMode &= ~NET_T1;
MeteoMode |= SENSOR_T1;
}
break;
case REG_HUM:
@@ -198,7 +209,8 @@ params_ans check_meteo_params(){
meteoflags |= HFLAG;
if(gotsegm && !(MeteoMode & INPUT_HMD)){
val_Hmd = f;
MeteoMode |= (SENSOR_HMD|NET_HMD);
MeteoMode &= ~NET_HMD;
MeteoMode |= SENSOR_HMD;
}
break;
case REG_DEW:
@@ -210,7 +222,8 @@ params_ans check_meteo_params(){
meteoflags |= PFLAG;
if(gotsegm && !(MeteoMode & INPUT_B)){
val_B = f;
MeteoMode |= (SENSOR_B|NET_B);
MeteoMode &= ~NET_B;
MeteoMode |= SENSOR_B;
}
break;
default: