Ganesh Gore
/
FRDM_ACC_Plotter
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FRDM_MMA8451Q
by 
mbed official
Revision 3:f2d3e041d8f2, committed 2012-10-12
- Comitter:
- chris
- Date:
- Fri Oct 12 11:31:29 2012 +0000
- Parent:
- 2:41db78380a6e
- Child:
- 4:367de1084ea9
- Commit message:
- Changed axis readings to return a signed normalised float; Changed hello world program to change RGB LED
Changed in this revision
| MMA8451Q.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 |
--- a/MMA8451Q.lib Fri Oct 12 11:02:58 2012 +0000 +++ b/MMA8451Q.lib Fri Oct 12 11:31:29 2012 +0000 @@ -1,1 +1,1 @@ -http://mbed.org/users/emilmont/code/MMA8451Q/#7a43c23c04f9 +http://mbed.org/users/emilmont/code/MMA8451Q/#db7126dbd63f
--- a/main.cpp Fri Oct 12 11:02:58 2012 +0000
+++ b/main.cpp Fri Oct 12 11:31:29 2012 +0000
@@ -3,18 +3,17 @@
#define MMA8451_I2C_ADDRESS (0x1d<<1)
+MMA8451Q acc(P_E25, P_E24, MMA8451_I2C_ADDRESS);
+PwmOut rled(LED_RED);
+PwmOut gled(LED_GREEN);
+PwmOut bled(LED_BLUE);
+
int main(void) {
- DigitalOut led(LED_GREEN);
- MMA8451Q acc(P_E25, P_E24, MMA8451_I2C_ADDRESS);
- printf("WHO AM I: 0x%2X\r\n", acc.getWhoAmI());
-
- while (true) {
- printf("-----------\r\n");
- printf("acc_x: %.3f\r\n", acc.getAccX());
- printf("acc_y: %.3f\r\n", acc.getAccY());
- printf("acc_z: %.3f\r\n", acc.getAccZ());
-
- wait(1);
- led = !led;
+
+ while (true) {
+ rled = 1.0 - abs(acc.getAccX());
+ gled = 1.0 - abs(acc.getAccY());
+ bled = 1.0 - abs(acc.getAccZ());
+ wait(0.1);
}
}