Merge pull request #1 from WurdahMekanik/master

Adds error codes to differentiate between timeout possibilities, fixes delta range for data acquisition, and updates example code.
This commit is contained in:
Nicolas 2013-10-28 04:42:37 -07:00
commit e2f34b0ec7
4 changed files with 30 additions and 16 deletions

View File

@ -47,8 +47,14 @@ void loop()
case IDDHTLIB_ERROR_CHECKSUM:
Serial.println("Error\n\r\tChecksum error");
break;
case IDDHTLIB_ERROR_TIMEOUT:
Serial.println("Error\n\r\tTime out error");
case IDDHTLIB_ERROR_ISR_TIMEOUT:
Serial.println("Error\n\r\tISR Time out error");
break;
case IDDHTLIB_ERROR_RESPONSE_TIMEOUT:
Serial.println("Error\n\r\tResponse time out error");
break;
case IDDHTLIB_ERROR_DATA_TIMEOUT:
Serial.println("Error\n\r\tData time out error");
break;
case IDDHTLIB_ERROR_ACQUIRING:
Serial.println("Error\n\r\tAcquiring");

View File

@ -47,8 +47,14 @@ void loop()
case IDDHTLIB_ERROR_CHECKSUM:
Serial.println("Error\n\r\tChecksum error");
break;
case IDDHTLIB_ERROR_TIMEOUT:
Serial.println("Error\n\r\tTime out error");
case IDDHTLIB_ERROR_ISR_TIMEOUT:
Serial.println("Error\n\r\tISR time out error");
break;
case IDDHTLIB_ERROR_RESPONSE_TIMEOUT:
Serial.println("Error\n\r\tResponse time out error");
break;
case IDDHTLIB_ERROR_DATA_TIMEOUT:
Serial.println("Error\n\r\tData time out error");
break;
case IDDHTLIB_ERROR_ACQUIRING:
Serial.println("Error\n\r\tAcquiring");

View File

@ -67,7 +67,7 @@ void idDHT11::isrCallback() {
int delta = (newUs-us);
us = newUs;
if (delta>6000) {
status = IDDHTLIB_ERROR_TIMEOUT;
status = IDDHTLIB_ERROR_ISR_TIMEOUT;
state = STOPPED;
detachInterrupt(intNumber);
return;
@ -81,7 +81,7 @@ void idDHT11::isrCallback() {
state = DATA;
} else {
detachInterrupt(intNumber);
status = IDDHTLIB_ERROR_TIMEOUT;
status = IDDHTLIB_ERROR_RESPONSE_TIMEOUT;
state = STOPPED;
}
break;
@ -90,7 +90,7 @@ void idDHT11::isrCallback() {
detachInterrupt(intNumber);
status = IDDHTLIB_ERROR_DELTA;
state = STOPPED;
} else if(60<delta && delta<135) { //valid in timing
} else if(60<delta && delta<155) { //valid in timing
if(delta>90) //is a one
bits[idx] |= (1 << cnt);
if (cnt == 0) { // whe have fullfilled the byte, go to next
@ -114,7 +114,7 @@ void idDHT11::isrCallback() {
} else cnt--;
} else {
detachInterrupt(intNumber);
status = IDDHTLIB_ERROR_TIMEOUT;
status = IDDHTLIB_ERROR_DATA_TIMEOUT;
state = STOPPED;
}
break;

View File

@ -28,10 +28,12 @@
// error codes
#define IDDHTLIB_ERROR_CHECKSUM -1
#define IDDHTLIB_ERROR_TIMEOUT -2
#define IDDHTLIB_ERROR_ACQUIRING -3
#define IDDHTLIB_ERROR_DELTA -4
#define IDDHTLIB_ERROR_NOTSTARTED -5
#define IDDHTLIB_ERROR_ISR_TIMEOUT -2
#define IDDHTLIB_ERROR_RESPONSE_TIMEOUT -3
#define IDDHTLIB_ERROR_DATA_TIMEOUT -4
#define IDDHTLIB_ERROR_ACQUIRING -5
#define IDDHTLIB_ERROR_DELTA -6
#define IDDHTLIB_ERROR_NOTSTARTED -7
#define IDDHT11_CHECK_STATE if(state == STOPPED) \
return status; \