some refactoring,

minor code changes
added a small class for SNESController reading

ext/lcd/ST7735.h

@@ -230,8 +230,8 @@ private:
 
 public:
 
-	void flush(const uint16_t* data) {
-
+	void startWrite() {
+		
 		select();
 
 		sendCommand(ST7735_CASET);	// Column addr set
@@ -249,6 +249,22 @@ public:
 		sendCommand(ST7735_RAMWR);
 
 		modeData();
+		
+	}
+
+	void writePixel(const uint16_t rgb) {
+		spi.writeByte(rgb >> 0);
+		spi.writeByte(rgb >> 8);
+	}
+
+	void stopWrite() {
+		deselect();
+	}
+
+	void flush(const uint16_t* data) {
+
+		startWrite();
+		
 		/*
 		for (int i = 0; i < (V*H); ++i) {
 			const uint16_t color = data[i];
@@ -262,7 +278,7 @@ public:
 		spi.write((const uint8_t*)data, V*H*sizeof(uint16_t));
 		
 
-		deselect();
+		stopWrite();
 
 	}