Diff: main.cpp

Revision:

0:44c15fe6cc16

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Mar 22 22:09:37 2016 +0000
@@ -0,0 +1,45 @@
+#include "mbed.h"
+/*
+ Hotboards temp Library - Farenheit degrees
+ Read the temperaure in celsius and then convert to Farenheit degrees, and also display
+ the value on the serial port.
+ The circuit 
+ *  VDD   -->  3.3v
+ *  SDA   -->  PB_9
+ *  SCL   -->  PB_8
+ *  ALERT -->  PB_13
+ *  GND   -->  GND
+ Library and example created by Diego from Hotboards
+ Ported to mbed by Pedro from Hotboards
+ This example code is in the public domain.
+ */
+#include "mbed.h"
+#include "Hotboards_temp.h"
+
+Serial pc(USBTX, USBRX);
+//I2C bus instance for the library
+I2C device( I2C_SDA, I2C_SCL ); 
+// instance a sensor with address number 7 (none of the jumpers on the board is short circuited)
+// and also 0.5 celsius degrees resolution
+Hotboards_temp sensor( device, Sensor_7);
+
+
+
+int main( void ) 
+{
+    
+    // init sensor
+    sensor.init();
+ 
+    while(1)
+    {           
+         // read temperature in celcius degrees
+         float temp = sensor.read();
+         // convert celcius to fahrenheit
+         float tempF = sensor.CelsiusToFarenheit( temp);
+         // print it on the serial port
+         pc.printf("Temp sensor : %3.1f F\r\n",tempF);
+         // take the next value after 2 sec (just to not read too often)
+         wait(2);
+    }
+}