Revision 1:36e336869699, committed 2016-07-03

Comitter:

AshuJoshi

Date:

Sun Jul 03 16:00:14 2016 +0000

Parent:

0:3ec6a7645098

Child:

2:866a72c3c3bf

Commit message:

Added support for the Grove BME280 based Triple Sensor - Pressure, Humidity and Temperature

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/BME280.lib	Sun Jul 03 16:00:14 2016 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/MACRUM/code/BME280/#ddcaa259e65b

--- a/main.cpp	Sun Jul 03 15:45:03 2016 +0000
+++ b/main.cpp	Sun Jul 03 16:00:14 2016 +0000
@@ -7,9 +7,12 @@
  
  #include "mbed.h"
  #include <math.h>
+ #include "BME280.h"
  
-// UDK Specific
+// mDot UDK Specific
+// MDot Pinout: https://developer.mbed.org/platforms/MTS-mDot-F411/#pinout-diagram
 // Uncomment this line if using a full sized UDK2.0 instead of a Micro UDK
+
 #define UDK2 1
 #ifdef UDK2
 DigitalOut led(LED1);
@@ -17,6 +20,12 @@
 DigitalOut led(XBEE_RSSI);
 #endif
 
+//BME280 sensor(I2C_SDA, I2C_SCL)
+// MDot UDK - I2C_SDA and I2C_SCL connected to PC_9/PA_*
+BME280 b280(PC_9, PA_8);
+
+
+
 // Globals
 Ticker tick;
 
@@ -24,6 +33,7 @@
 void endLessTestLoop();
 void setUpLEDBlink();
 void blink();
+void readandprintBME280();
 
 
 /*****************************************************
@@ -33,6 +43,7 @@
 
     // Simple Test Functions, "Hello World on UDK
     setUpLEDBlink();
+    
     endLessTestLoop();
     
     return 0;
@@ -41,14 +52,19 @@
 
 
 
+/*****************************************************
+ *         Sensor Functions
+ ****************************************************/
 
-
+void readandprintBME280() {
+    printf("%2.2f degC, %04.2f hPa, %2.2f %%\n", b280.getTemperature(), b280.getPressure(), b280.getHumidity());
+}
 
 
 
 /*****************************************************
-*         FUNCTIONS for Simple Testing
-*****************************************************/
+ *         FUNCTIONS for Simple Testing
+ ****************************************************/
 
 void setUpLEDBlink(){
     // configure the Ticker to blink the LED on 500ms interval
@@ -57,8 +73,10 @@
 
 void endLessTestLoop() {
     while(true) {
-        printf("Hello world!\r\n");   
-        wait(3);
+        // printf("Hello world!\r\n");
+        printf("BME280 Sensor: \n");
+        readandprintBME280();
+        wait(5);   
     }
 }