Test du capteur DHT22 Erreur2
Fork of Seeed_Grove_Temp_Humidity_Example by
Diff: main.cpp
- Revision:
- 3:14d3453f72ec
- Parent:
- 2:4ec4a4ed73be
diff -r 4ec4a4ed73be -r 14d3453f72ec main.cpp --- a/main.cpp Tue Sep 18 09:54:29 2018 +0000 +++ b/main.cpp Tue Sep 18 10:05:54 2018 +0000 @@ -1,28 +1,29 @@ - #include "mbed.h" #include "DHT.h" -DHT sensor(D4, DHT22); -int main() -{ - int error = 0; - float h = 0.0f, c = 0.0f, f = 0.0f, k = 0.0f, dp = 0.0f, dpf = 0.0f; +DigitalOut myled(LED1); +DigitalOut Error(LED2); +DHT dht22(D4,DHT22); +int main() { + printf("Starting!!!\r\n"); + wait(1); while(1) { - wait(2.0f); - error = sensor.readData(); - if (0 == error) { - c = sensor.ReadTemperature(CELCIUS); - f = sensor.ReadTemperature(FARENHEIT); - k = sensor.ReadTemperature(KELVIN); - h = sensor.ReadHumidity(); - dp = sensor.CalcdewPoint(c, h); - dpf = sensor.CalcdewPointFast(c, h); - printf("Temperature in Kelvin: %4.2f, Celcius: %4.2f, Farenheit %4.2f\n", k, c, f); - printf("Humidity is %4.2f, Dewpoint: %4.2f, Dewpoint fast: %4.2f\n", h, dp, dpf); - } else { - printf("Error: %d\n", error); - } + int err=dht22.readData(); + if (err==0) { + Error=0; + printf("T: %.1f C",dht22.ReadTemperature(CELCIUS)); + printf(" H %.1f\% \n\r",dht22.ReadHumidity()); + } + else { + Error=1; + dht22.printErr(err); + } + + myled = 1; + wait(10); + myled = 0; + } }