DHT testprogram

Dependencies:   mbed

main.cpp

Committer:
Wimpie
Date:
2012-07-10
Revision:
0:9ef709bfeb08

File content as of revision 0:9ef709bfeb08:

#include "mbed.h"
#include "DHT.h"

DigitalOut myled(LED1);

DHT sensor(p23,SEN11301P); // Use the SEN11301P sensor

int main() {
    int err;
    printf("\r\nDHT Test program");
    printf("\r\n******************\r\n");
    wait(1); // wait 1 second for device stable status
    while (1) {
        myled = 1;
        err = sensor.readData();
        if (err == 0) {
            printf("Temperature is %4.2f C \r\n",sensor.ReadTemperature(CELCIUS));
            printf("Temperature is %4.2f F \r\n",sensor.ReadTemperature(FARENHEIT));
            printf("Temperature is %4.2f K \r\n",sensor.ReadTemperature(KELVIN));
            printf("Humidity is %4.2f \r\n",sensor.ReadHumidity());
            printf("Dew point is %4.2f  \r\n",sensor.CalcdewPoint(sensor.ReadTemperature(CELCIUS), sensor.ReadHumidity()));
            printf("Dew point (fast) is %4.2f  \r\n",sensor.CalcdewPointFast(sensor.ReadTemperature(CELCIUS), sensor.ReadHumidity()));
        } else
            printf("\r\nErr %i \n",err);
        myled = 0;
        wait(5);
    }
}