Components / MMA7660

Library for the MMA7660 triple axis accelerometer

Dependents:   mbed_Shield_LCD_Accelerometer mbed_Shield_Accelerometer

Fork of MMA7660 by Erik -

Diff: MMA7660.cpp

Revision:
3:05babde28906
Parent:
2:a8e20db7901e
--- a/MMA7660.cpp	Wed Oct 17 16:38:05 2012 +0000
+++ b/MMA7660.cpp	Wed Apr 02 16:25:39 2014 +0000
@@ -2,17 +2,17 @@
 
 MMA7660::MMA7660(PinName sda, PinName scl, bool active) : _i2c(sda, scl)
 {
-    setActive(active);
-    samplerate = 64;
-
+    _i2c.frequency(400000);
 }
 
 //Since the MMA lacks a WHO_AM_I register, we can only check if there is a device that answers to the I2C address
 bool MMA7660::testConnection( void )
 {
-    if (_i2c.write(MMA7660_ADDRESS, NULL, 0) == 0 )
+    if (_i2c.write(MMA7660_ADDRESS, NULL, 0) == 0 ) {
+        setActive(active);
+        samplerate = 64;
         return true;
-    else
+    } else
         return false;
 }