Tristan Hughes / Mbed 2 deprecated RHT03_HelloWorld

A sample program showing how to read data from the RHT03

Dependencies:   RHT03 mbed

main.cpp@1:567ee42e14cb, 2012-08-29 (annotated)

Committer:
tristanjph
Date:
Wed Aug 29 13:21:19 2012 +0000
Revision:
1:567ee42e14cb
Parent:
0:4c2df3ab072c 
First commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tristanjph 0:4c2df3ab072c 1 #include "mbed.h"
tristanjph 0:4c2df3ab072c 2 #include "RHT03.h" //Include neede to use the RHT03 lib
tristanjph 0:4c2df3ab072c 3
tristanjph 0:4c2df3ab072c 4 int main()
tristanjph 0:4c2df3ab072c 5 {
tristanjph 0:4c2df3ab072c 6 int done=0;
tristanjph 0:4c2df3ab072c 7 float temp,hum;
tristanjph 0:4c2df3ab072c 8
tristanjph 0:4c2df3ab072c 9 RHT03 humtemp(p24); //Initalise the RHT03 (change pin number to the pin its connected to)
tristanjph 0:4c2df3ab072c 10
tristanjph 0:4c2df3ab072c 11 while(!done) //Loop keeps running until RHT03 is read succesfully
tristanjph 0:4c2df3ab072c 12 {
tristanjph 0:4c2df3ab072c 13 wait(2); //Needed to make sure the sensor has time to initalise and so its not polled too quickly
tristanjph 0:4c2df3ab072c 14 if(humtemp.readData() == RHT_ERROR_NONE) done=1; //Request data from the RHT03
tristanjph 0:4c2df3ab072c 15 }
tristanjph 0:4c2df3ab072c 16
tristanjph 0:4c2df3ab072c 17 temp = humtemp.getTemperatureC(); //Gets the current temperature in centigrade
tristanjph 0:4c2df3ab072c 18 hum = humtemp.getHumidity(); //Gets the current humidity in percentage
tristanjph 0:4c2df3ab072c 19
tristanjph 0:4c2df3ab072c 20 }