Diff: LSM303AGRAccSensor.cpp

Revision:

2:e37be5550633

Parent:

1:86d530a7f949

--- a/LSM303AGRAccSensor.cpp	Wed Sep 27 16:49:51 2017 +0200
+++ b/LSM303AGRAccSensor.cpp	Mon Oct 02 09:29:33 2017 +0200
@@ -43,6 +43,24 @@
 
 /* Class Implementation ------------------------------------------------------*/
 
+LSM303AGRAccSensor::LSM303AGRAccSensor(SPI *spi, PinName cs_pin, PinName int1_pin, PinName int2_pin) :
+                                       _dev_spi(spi), _cs_pin(cs_pin), _int1_pin(int1_pin), _int2_pin(int2_pin)  // SPI3W ONLY
+{
+    assert (spi);
+    if (cs_pin == NC) 
+    {
+        printf ("ERROR LSM303AGRAccSensor CS MUST NOT BE NC\n\r");      
+        _dev_spi = NULL;
+        _dev_i2c=NULL;
+        return;
+    }       
+    _cs_pin = 0;     // enable SPI3W disable I2C
+    _dev_i2c=NULL;    
+
+  LSM303AGR_ACC_W_SPI_mode((void *)this, LSM303AGR_ACC_SIM_3_WIRES);  
+}
+
+
 /** Constructor
  * @param i2c object of an helper class which handles the I2C peripheral
  * @param address the address of the component's instance
@@ -51,6 +69,7 @@
                                        _dev_i2c(i2c), _address(address), _cs_pin(NC), _int1_pin(int1_pin), _int2_pin(int2_pin)
 {
     assert (i2c);
+    _dev_spi = NULL;
 };
 
 /**