diff --git a/src/OV767X.cpp b/src/OV767X.cpp
index 19ee5b4..f5f6c18 100644
--- a/src/OV767X.cpp
+++ b/src/OV767X.cpp
@@ -65,7 +65,7 @@ OV767X::~OV767X()
   }
 }
 
-int OV767X::begin(int resolution, int format, int fps)
+int OV767X::begin(int resolution, int format, int fps, int camera_name)
 {
   switch (resolution) {
     case VGA:
@@ -154,8 +154,8 @@ int OV767X::begin(int resolution, int format, int fps)
     return 0;
   }
 
-  ov7670_configure(_ov7670, 0 /*OV7670 = 0, OV7675 = 1*/, format, resolution, 16 /* MHz */, 
-                    0 /*pll bypass*/, 1 /* pclk_hb_disable */);
+  ov7670_configure(_ov7670, camera_name /*OV7670 = 0, OV7675 = 1*/, format, resolution, 
+                    16 /* MHz */, 0 /*pll bypass*/, 1 /* pclk_hb_disable */);
 
   if (ov7670_s_power(_ov7670, 1)) {
     end();
@@ -198,12 +198,20 @@ int OV767X::height() const
 
 int OV767X::bitsPerPixel() const
 {
-  return _bytesPerPixel * 8;
+  if (_grayscale) {
+    return 8;
+  } else {
+    return _bytesPerPixel * 8;
+  }
 }
 
 int OV767X::bytesPerPixel() const
 {
-  return _bytesPerPixel;
+  if (_grayscale) {
+    return 1;
+  } else {
+    return _bytesPerPixel;
+  }
 }
 
 //
diff --git a/src/OV767X.h b/src/OV767X.h
index b4ae977..47003e7 100644
--- a/src/OV767X.h
+++ b/src/OV767X.h
@@ -31,6 +31,12 @@ enum
   GRAYSCALE = 4
 };
 
+enum
+{
+  OV7670 = 0,
+  OV7675 = 1
+};
+
 enum
 {
   VGA = 0,  // 640x480
@@ -46,7 +52,8 @@ class OV767X
   OV767X();
   virtual ~OV767X();
 
-  int begin(int resolution, int format, int fps); // Supported FPS: 1, 5, 10, 15, 30
+  // Supported FPS: 1, 5, 10, 15, 30
+  int begin(int resolution, int format, int fps, int camera_name = OV7675); 
   void end();
 
   // must be called after Camera.begin():