Hexiwear / Mbed OS Hexi_Pressure_Baro_Temp_Example

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   MPL3115A2

Fork of Hexi_barom_alt_temp_app by Mac Lobdell

Files at this revision

API Documentation at this revision

Revision 1:4cd4a1bd710b, committed 2016-08-15

Comitter:
GregC
Date:
Mon Aug 15 23:45:15 2016 +0000
Parent:
0:97dd02e37c94
Commit message:
Barometric pressure and temperature sensing program example for Hexiwear

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/main.cpp	Sat Aug 13 16:02:39 2016 +0000
+++ b/main.cpp	Mon Aug 15 23:45:15 2016 +0000
@@ -8,12 +8,16 @@
  
 #define MPL3115A2_I2C_ADDRESS (0x60<<1)
 
-DigitalOut led1(LED1);
+DigitalOut led1(LED_GREEN);
+
+// Initialize Serial port
+Serial pc(USBTX, USBRX);
 
 // Pin connections for Hexiwear
 MPL3115A2 MPL3115A2( PTC11, PTC10, MPL3115A2_I2C_ADDRESS);
 /* pos [0] = altimeter or pressure value */
 /* pos [1] = temperature value */
+
 float sensor_data[2];
 
 // main() runs in its own thread in the OS
@@ -22,13 +26,15 @@
     
    
     // Set over sampling value (see MPL3115A2.h for details)
-    MPL3115A2.Oversample_Ratio( OVERSAMPLE_RATIO_64);
+    MPL3115A2.Oversample_Ratio(OVERSAMPLE_RATIO_64);
     // Configure the sensor as Barometer.
     MPL3115A2.Barometric_Mode();
     
-    while (true) {
+    printf("\rBegin Data Acquisition from MPL3115A2 sensor....\r\n\r\n");
+    wait(0.5);
     
-        MPL3115A2.getAllData( &sensor_data[0]);
+    while(1) {
+        MPL3115A2.getAllData(&sensor_data[0]);
         printf("\tPressure: %f\tTemperature: %f\r\n", sensor_data[0], sensor_data[1]);    
         led1 = !led1;
         Thread::wait(500);