main.cpp

00001 
00002 #include "mbed.h"
00003 #include "DHT.h"
00004 
00005 DHT sensor(D14, DHT22);
00006 
00007 int main()
00008 {
00009     int error = 0;
00010     float h = 0.0f, c = 0.0f, f = 0.0f, k = 0.0f, dp = 0.0f, dpf = 0.0f;
00011 
00012     while(1) {
00013         wait(2);
00014         error = sensor.readData();
00015         if (0 == error) {
00016             c   = sensor.ReadTemperature(CELCIUS);
00017             f   = sensor.ReadTemperature(FARENHEIT);
00018             k   = sensor.ReadTemperature(KELVIN);
00019             h   = sensor.ReadHumidity();
00020             dp  = sensor.CalcdewPoint(c, h);
00021             dpf = sensor.CalcdewPointFast(c, h);
00022             printf("Temperature in Kelvin: %4.2f, Celcius: %4.2f, Farenheit %4.2f\n", k, c, f);
00023             printf("Humidity is %4.2f, Dewpoint: %4.2f, Dewpoint fast: %4.2f\n", h, dp, dpf);
00024         } else {
00025             printf("Error: %d\n", error);
00026         }
00027     }
00028 }