Diff: Components/VL6180X/vl6180x_class.cpp

Revision:

48:e799ad44dab7

Parent:

46:116dadbc80f1

Child:

51:229ea522cff8

diff -r 2fc173b227d4 -r e799ad44dab7 Components/VL6180X/vl6180x_class.cpp
--- a/Components/VL6180X/vl6180x_class.cpp	Mon May 23 09:59:39 2016 +0000
+++ b/Components/VL6180X/vl6180x_class.cpp	Tue Jun 07 14:56:36 2016 +0200
@@ -278,7 +278,7 @@
 //static int  VL6180x_UpscaleStaticInit(VL6180xDev_t dev);
  
 int VL6180X::VL6180x_WaitDeviceBooted(VL6180xDev_t dev){
-    uint8_t FreshOutReset;
+    uint8_t FreshOutReset=0;
     int status;
     LOG_FUNCTION_START("");
     do{
@@ -2532,7 +2532,7 @@
 {
    int  status;
     
-   uint8_t buffer;
+   uint8_t buffer=0;
    status=VL6180x_I2CRead(dev->I2cAddr, index, &buffer,1);
    if(!status)
    {
@@ -2546,6 +2546,7 @@
    int  status;
     
    uint8_t buffer[2];
+   buffer[0]=buffer[1]=0;
    status=VL6180x_I2CRead(dev->I2cAddr, index, buffer, 2);
    if(!status)
    {
@@ -2558,6 +2559,7 @@
 {
    int status;
    uint8_t buffer[4];
+   buffer[0]=buffer[1]=buffer[2]=buffer[3]=0;   
    status=VL6180x_I2CRead(dev->I2cAddr, index, buffer,4);
    if(!status)
    {
@@ -2569,7 +2571,7 @@
 int VL6180X::VL6180x_UpdateByte(VL6180xDev_t dev, uint16_t index, uint8_t AndData, uint8_t OrData)
 {
    int  status;
-   uint8_t buffer;
+   uint8_t buffer=0;
  
    status=VL6180x_I2CWrite(dev->I2cAddr, index, (uint8_t *)&buffer,(uint8_t)0);
    if(!status)
@@ -3507,6 +3509,17 @@
 }
  
  
+int VL6180X::IsPresent()
+{
+   int status; uint8_t id;
+			
+   status=ReadID(&id);
+   if(status)
+      VL6180x_ErrLog("Failed to read ID device. Device not present!\n\r");
+   return status;
+}	
+
+
 int VL6180X::StopRangeMeasurement(OperatingMode operating_mode)
 {
    int status;