aigamozu
/
ADXL345_I2C
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Fork of
ADXL345_I2C
by 
Ian Molesworth
Revision 2:475c5366629a, committed 2015-07-31
- Comitter:
- s1210160
- Date:
- Fri Jul 31 10:23:02 2015 +0000
- Parent:
- 1:92fa975dab32
- Commit message:
- a
Changed in this revision
| ADXL345_I2C.cpp | Show annotated file Show diff for this revision Revisions of this file |
| ADXL345_I2C.h | Show annotated file Show diff for this revision Revisions of this file |
--- a/ADXL345_I2C.cpp Wed Feb 02 07:01:39 2011 +0000
+++ b/ADXL345_I2C.cpp Fri Jul 31 10:23:02 2015 +0000
@@ -340,12 +340,16 @@
void ADXL345_I2C::getOutput(int* readings){
- char buffer[2];
+ char buffer[2] = {0, 0};
TwoByteRead(ADXL345_DATAX0_REG, buffer);
readings[0] = (int)buffer[1] << 8 | (int)buffer[0];
+ buffer[0] = 0;
+ buffer[1] = 0;
TwoByteRead(ADXL345_DATAY0_REG, buffer);
readings[1] = (int)buffer[1] << 8 | (int)buffer[0];
+ buffer[0] = 0;
+ buffer[1] = 0;
TwoByteRead(ADXL345_DATAZ0_REG, buffer);
readings[2] = (int)buffer[1] << 8 | (int)buffer[0];
--- a/ADXL345_I2C.h Wed Feb 02 07:01:39 2011 +0000 +++ b/ADXL345_I2C.h Fri Jul 31 10:23:02 2015 +0000 @@ -91,15 +91,17 @@ #define ADXL345_12HZ5 0x07 #define ADXL345_6HZ25 0x06 -#define ADXL345_ID 0x1D -#define ADXL345_I2C_READ 0x3B -#define ADXL345_I2C_WRITE 0x3A +#define ADXL345_ID 0x53 +#define ADXL345_I2C_READ 0xA6 +#define ADXL345_I2C_WRITE 0xA7 #define ADXL345_MULTI_BYTE 0x60 #define ADXL345_X 0x00 #define ADXL345_Y 0x01 #define ADXL345_Z 0x02 +#define M_PI 3.1415926535897932384626433832795 + /** * ADXL345 triple axis, digital interface, accelerometer. */