This program demonstrates ambient light sensing on the QW Shields.

Dependencies:   mbed

Components / QW SIGFOX Development Kit
The QW ecosystem is designed to rapidly explore the Sigfox network.

Revision:
0:6c17d1a79f75
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Nov 05 09:40:10 2015 +0000
@@ -0,0 +1,48 @@
+#include "mbed.h"
+#include "VCNL4010.h"
+
+DigitalOut LED_0 (PB_6);
+DigitalOut LED_1 (PA_7);
+DigitalOut LED_2 (PA_6);
+DigitalOut LED_3 (PA_5);
+ 
+//Virtual serial port over USB
+Serial pc(USBTX, USBRX);
+Serial modem(PA_9, PA_10);
+
+// configure VCNL4010
+VCNL40x0 VCNL40x0_Device (PB_9, PB_8, VCNL40x0_ADDRESS);      // Define SDA, SCL pin and I2C address
+
+
+int main() {
+    
+    LED_0 = 1;
+    LED_1 = 1;
+    LED_2 = 1;
+    LED_3 = 1;
+
+    unsigned char ID=0;
+    unsigned int  AmbiValue=0;
+    
+       // print information on screen
+    pc.printf("\n\n VCNL4010 Proximity/Ambient Light Sensor");
+    pc.printf("\n Read Ambillight on demand in endless loop");
+
+    VCNL40x0_Device.ReadID (&ID);                           // Read VCNL40x0 product ID revision register
+    pc.printf("\n\n Product ID Revision Register: %d", ID);
+
+    wait_ms(3000);                                          // wait 3s (only for display)
+    
+    while(1) { 
+        VCNL40x0_Device.ReadAmbiOnDemand (&AmbiValue);      // read ambi value on demand
+        pc.printf("Ambient light: %5.0i cts \tIlluminance: %7.2f lx\r", AmbiValue, AmbiValue/4.0);
+        if(AmbiValue < 5000) LED_3 = 0;
+        else LED_3 = 1;
+        if(AmbiValue < 4000) LED_2 = 0;
+        else LED_2 = 1;
+        if(AmbiValue < 3000) LED_1 = 0;
+        else LED_1 = 1;
+        if(AmbiValue < 2000) LED_0 = 0;
+        else LED_0 = 1;
+    }
+}
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