Colin Chapman
Build upon MMA7660_HelloWorld to pull out x, y, z axes from device and print to LCD on mbed Application Board
Dependencies: C12832_lcd MMA7660 mbed
Fork of
MMA7660_HelloWorld
by 
Erik -
Here reside bits and pieces of coding that is mostly derivative of the work of others. Mostly extensions and other modifications.
The proprioception board project.
Board design images follow.
Revision 1:0a7a84edc8e5, committed 2013-04-30
- Comitter:
- chapfohn
- Date:
- Tue Apr 30 01:47:56 2013 +0000
- Parent:
- 0:bd0546063b0a
- Child:
- 2:b0a8d3b7a6dd
- Commit message:
- Built upon MMA7660_HelloWorld to pull out x, y, z axes from device and print to LCD on mbed application board.
Changed in this revision
| C12832_lcd.lib | Show annotated file Show diff for this revision Revisions of this file |
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/C12832_lcd.lib Tue Apr 30 01:47:56 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/dreschpe/code/C12832_lcd/#468cdccff7af
--- a/main.cpp Wed Oct 17 16:40:45 2012 +0000
+++ b/main.cpp Tue Apr 30 01:47:56 2013 +0000
@@ -1,21 +1,27 @@
-//Uses the measured z-acceleration to drive leds 2 and 3 of the mbed
+//Iteration for 3 axis, ...
#include "mbed.h"
#include "MMA7660.h"
+#include "C12832_lcd.h"
+C12832_LCD lcd;
MMA7660 MMA(p28, p27);
DigitalOut connectionLed(LED1);
-PwmOut Zaxis_p(LED2);
-PwmOut Zaxis_n(LED3);
int main() {
if (MMA.testConnection())
connectionLed = 1;
while(1) {
- Zaxis_p = MMA.z();
- Zaxis_n = -MMA.z();
+ lcd.cls();//clear LCD for next reading round
+ lcd.locate(3,3);//initial LCD location
+ lcd.printf("%.2f\n",MMA.x());//print x to LCD
+ lcd.locate(28,3);//move LCD location
+ lcd.printf("%.2f\n",MMA.y());//print y to LCD
+ lcd.locate(53,3);//move LCD location
+ lcd.printf("%.2f\n",MMA.z());//print z to LCD
+ wait(0.5);//update after 0.5 s
}
}