Diff: ov7670.cpp

Revision:

5:a940d64a408b

Parent:

3:b40a945dd672

--- a/ov7670.cpp	Sat Feb 15 15:00:37 2014 +0000
+++ b/ov7670.cpp	Mon Sep 25 12:38:33 2017 +0000
@@ -1,7 +1,16 @@
 #include "ov7670.h"   
 
     
-OV7670::OV7670(PinName sda, PinName scl, PinName vs, PinName hr, PinName we, PortName port, int mask, PinName rt, PinName o, PinName rc) : _i2c(sda,scl),vsync(vs),href(hr),wen(we),data(port,mask),rrst(rt),oe(o),rclk(rc)
+//OV7670::OV7670(PinName sda, PinName scl, PinName vs, PinName hr, PinName we, PortName port, int mask, PinName rt, PinName o, PinName rc) : _i2c(sda,scl),vsync(vs),href(hr),wen(we),data(port,mask),rrst(rt),oe(o),rclk(rc)
+OV7670::OV7670(PinName sda, PinName scl, PinName vs, PinName hr, PinName we, PinName d7, // D7
+        PinName d6, // D6
+        PinName d5, // D5
+        PinName d4, // D4
+        PinName d3, // D3
+        PinName d2, // D2
+        PinName d1, // D1
+        PinName d0, // D0 
+        PinName rt, PinName o, PinName rc) : _i2c(sda,scl),vsync(vs),href(hr),wen(we),data(d0,d1,d2,d3,d4,d5,d6,d7),rrst(rt),oe(o),rclk(rc)
 {
         _i2c.stop();
         _i2c.frequency(OV7670_I2CFREQ);
@@ -70,14 +79,40 @@
 // Data Read
 int OV7670::ReadOnebyte(void)
 {
-        int B1;
+        /*int B1;
         rclk = 1;
         B1 = (((data&0x07800000)>>19)|((data&0x078000)>>15));
         rclk = 0;
-        return B1; 
+        return B1; */
+       
+        int result ;
+        rclk = 1 ;
+//        wait_us(1) ;
+        result = data ;
+        rclk = 0 ;
+        return result ;
+        
+
+      /*int result;
+        rclk = 1;
+        result = data;
+
+        // Shift the bits around to form the byte
+        int top = result >> 19;         // Isolate the top nibble
+        int middle = result >> 2;       // Isolate bits 2 & 3
+        result = result & 0x00000003;   // Isolate bits 0 & 1
+        
+        result += middle;
+        result += top;
+       
+        rclk = 0;
+        return result;*/
+
+    
 }
 
 
+
 // Data Start read from FIFO
 void OV7670::ReadStart(void)
 {