Diff: TSL1401.cpp

Revision:

0:71198cb26156

Child:

1:7a8ca2147516

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TSL1401.cpp	Sun Oct 05 04:12:56 2014 +0000
@@ -0,0 +1,59 @@
+#include "TSL1401.h"
+
+/* Macro */
+#define TAOS_SI_HIGH    TAOS_SI = 1
+#define TAOS_SI_LOW     TAOS_SI = 0
+#define TAOS_CLK_HIGH   TAOS_CLK = 1
+#define TAOS_CLK_LOW    TAOS_CLK = 0
+
+/* Constructor */
+TSL1401::TSL1401(PinName s, PinName c, PinName a )
+{
+
+    SI = s;
+    CLK = c;
+    A0 = new AnalogIn( a );
+}
+/* Destructor */
+TSL1401::~TSL1401()
+{
+    if( A0 != NULL)
+    {
+        delete  A0;
+    }
+}
+/* Image Caputure */
+int *TSL1401::Capture( int LineStart, int LineStop)
+{
+    int i;
+    DigitalOut TAOS_SI(SI);
+    DigitalOut TAOS_CLK(CLK);
+    
+    Max = 0,Min = 70000;
+    TAOS_SI_HIGH;
+    TAOS_CLK_HIGH;
+    TAOS_SI_LOW;
+    ImageData[0] = 0;
+    TAOS_CLK_LOW;
+    for(i = 1; i < LineStart; i++) {        
+        TAOS_CLK_HIGH;      
+        TAOS_CLK_LOW;
+    }
+    for(i = LineStart; i < LineStop; i++) {                  
+        TAOS_CLK_HIGH;
+        ImageData[i] = A0->read_u16();  // inputs data from camera (one pixel each time through loop) 
+        TAOS_CLK_LOW;
+            
+        if(Max < ImageData[i]){
+            Max = ImageData[i];
+        }           
+        if(Min > ImageData[i]){
+            Min = ImageData[i];
+        }
+            
+    }
+    return ImageData;
+}
+
+
+