Martin Johnson / accelerometer_test

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Dependencies:   STM32F3-Discovery-minimal

Files at this revision

API Documentation at this revision

Revision 4:7502a660b77f, committed 2018-05-02

Comitter:
MartinJohnson
Date:
Wed May 02 04:14:23 2018 +0000
Parent:
0:ed38888a34c2
Commit message:
A few small changes

Changed in this revision

STM32F3-Discovery.lib Show annotated file Show diff for this revision Revisions of this file
main.c Show annotated file Show diff for this revision Revisions of this file 
--- a/STM32F3-Discovery.lib	Sun May 22 23:34:31 2016 +0000
+++ b/STM32F3-Discovery.lib	Wed May 02 04:14:23 2018 +0000
@@ -1,1 +1,1 @@
-https://developer.mbed.org/users/MartinJohnson/code/STM32F3-Discovery/#404f5a4f1385
+https://developer.mbed.org/users/MartinJohnson/code/STM32F3-Discovery/#f8e3e71af478

--- a/main.c	Sun May 22 23:34:31 2016 +0000
+++ b/main.c	Wed May 02 04:14:23 2018 +0000
@@ -1,6 +1,6 @@
 
 #include <stm32f3_discovery.h>
-#include "stm32f3_discovery_lsm303dlhc.h"
+#include <stm32f3_discovery_lsm303dlhc.h>
 
 void AccelerometerConfig(void)
 {
@@ -36,15 +36,8 @@
   LSM303DLHC_AccFilterConfig(&LSM303DLHCFilter_InitStructure);
 }
 
-void ReadAccelerometer(int16_t * data)
-{
-  uint8_t buffer[6];
-  
-  LSM303DLHC_Read(ACC_I2C_ADDRESS, LSM303DLHC_OUT_X_L_A, buffer, 6);
-  
-  for(int i=0; i<3; i++) {
-	data[i]=((int16_t)((uint16_t)buffer[2*i+1] << 8) + buffer[2*i])/16;
-  }
+void ReadAccelerometer(int16_t * data) {  
+  LSM303DLHC_Read(ACC_I2C_ADDRESS, LSM303DLHC_OUT_X_L_A, (uint8_t *)data, 6);
 }
 
 volatile  unsigned	sysTiming;
@@ -71,10 +64,11 @@
 	AccelerometerConfig();
 	int16_t acc[3];
     int b=0;
-    int TH=200;
+    int TH=200*16;
     while(1) {
     	
     	ReadAccelerometer(acc);
+    	printf("Accelerometer: %d %d %d\n",acc[0]/16,acc[1]/16,acc[2]/16);
     	GPIOE->BSRR=b<<(8+16);
     	b=0;
     	if(acc[1]<-TH) {