Stepan Smejkal
.
Diff: Display/TFT.h
- Revision:
- 2:713844a55c4e
- Child:
- 4:12ba0ecc2c1f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Display/TFT.h Fri Feb 13 23:17:55 2015 +0000
@@ -0,0 +1,203 @@
+#ifndef MBED_TFT_H
+#define MBED_TFT_H
+
+#include "GraphicsDisplay.h"
+#include "PAR8.h"
+#include "SPI8.h"
+#include "SPI16.h"
+#include "Protocols.h"
+
+
+
+
+
+
+/** A common base class for monochrome Display
+*/
+class TFT : public GraphicsDisplay
+{
+
+public:
+
+ /** Create a monochrome LCD Parallel interface
+ * @param name The name used by the parent class to access the interface
+ */
+ TFT(proto_t displayproto,PortName port, PinName CS, PinName reset, PinName DC, PinName WR, PinName RD, const int lcdsize_x, const int lcdsize_y, const char* name);
+
+ /** Create a monochrome LCD SPI interface
+ * @param name The name used by the parent class to access the interface
+ */
+ TFT(proto_t displayproto, int Hz, PinName mosi, PinName miso, PinName sclk, PinName CS, PinName reset, PinName DC, const int lcdsize_x, const int lcdsize_y, const char* name);
+
+ /////// functions that come for free, but can be overwritten///////////////////////////////////////////////////
+/////// ----------------------------------------------------///////////////////////////////////////////////////
+
+ /** Draw a pixel in the specified color.
+ * @param x is the horizontal offset to this pixel.
+ * @param y is the vertical offset to this pixel.
+ * @param color defines the color for the pixel.
+ */
+ virtual void pixel(int x, int y, unsigned short color);
+
+ /** Set the window, which controls where items are written to the screen.
+ * When something hits the window width, it wraps back to the left side
+ * and down a row. If the initial write is outside the window, it will
+ * be captured into the window when it crosses a boundary.
+ * @param x is the left edge in pixels.
+ * @param y is the top edge in pixels.
+ * @param w is the window width in pixels.
+ * @param h is the window height in pixels.
+ */
+ virtual void window(int x, int y, int w, int h);
+
+ /** Push a single pixel into the window and increment position.
+ * You must first call window() then push pixels.
+ * @param color is the pixel color.
+ */
+ virtual void window_pushpixel(unsigned short color);
+
+ /** Push some pixels of the same color into the window and increment position.
+ * You must first call window() then push pixels.
+ * @param color is the pixel color.
+ * @param count: how many
+ */
+ virtual void window_pushpixel(unsigned short color, unsigned int count);
+
+ /** Push array of pixel colors into the window and increment position.
+ * You must first call window() then push pixels.
+ * @param color is the pixel color.
+ */
+ virtual void window_pushpixelbuf(unsigned short* color, unsigned int lenght);
+
+ /** Framebuffer is not used for TFT
+ */
+ virtual void copy_to_lcd(){ };
+
+ /** invert the screen
+ *
+ * @param o = 0 normal, 1 invert
+ */
+ void invert(unsigned char o);
+
+ /** clear the entire screen
+ * The inherited one sets windomax then fill with background color
+ * We override it to speedup
+ */
+ virtual void cls();
+
+ /** Set the orientation of the screen
+ * x,y: 0,0 is always top left
+ *
+ * @param o direction to use the screen (0-3)
+ * 0 = default 0° portrait view
+ * 1 = +90° landscape view
+ * 2 = +180° portrait view
+ * 3 = -90° landscape view
+ *
+ */
+ virtual void set_orientation(int o);
+
+ /** Set ChipSelect high or low
+ * @param enable 0/1
+ */
+ virtual void BusEnable(bool enable);
+
+
+protected:
+
+
+////// functions needed by parent class ///////////////////////////////////////
+////// -------------------------------- ///////////////////////////////////////
+
+ /** Send 8bit command to display controller
+ *
+ * @param cmd: byte to send
+ * @note if protocol is SPI16, it will insert NOP cmd before, so if cmd is a 2byte cmd, the second cmd will be broken. Use wr_cmd16 for 2bytes cmds
+ */
+ void wr_cmd8(unsigned char cmd);
+
+ /** Send 8bit data to display controller
+ *
+ * @param data: byte to send
+ *
+ */
+ void wr_data8(unsigned char data);
+
+ /** Send same 8bit data to display controller multiple times
+ *
+ * @param data: byte to send
+ * @param count: how many
+ *
+ */
+ void wr_data8(unsigned char data, unsigned int count);
+
+ /** Send array of data bytes to display controller
+ *
+ * @param data: unsigned char data array
+ * @param lenght: lenght of array
+ *
+ */
+ void wr_data8buf(unsigned char* data, unsigned int lenght);
+
+ /** Send 16bit command to display controller
+ *
+ * @param cmd: halfword to send
+ *
+ */
+ void wr_cmd16(unsigned short cmd);
+
+ /** Send 16bit data to display controller
+ *
+ * @param data: halfword to send
+ *
+ */
+ void wr_data16(unsigned short data);
+
+ /** Send same 16bit data to display controller multiple times
+ *
+ * @param data: halfword to send
+ * @param count: how many
+ *
+ */
+ void wr_data16(unsigned short data, unsigned int count);
+
+ /** Send array of data shorts to display controller
+ *
+ * @param data: unsigned short data array
+ * @param lenght: lenght (in shorts)
+ *
+ */
+ void wr_data16buf(unsigned short* data, unsigned int lenght);
+
+ /** HW reset sequence (without display init commands)
+ */
+ void hw_reset();
+
+
+private:
+
+ Protocols* proto;
+ const int LCDSIZE_X;
+ const int LCDSIZE_Y;
+ // const int LCDPAGES;
+ // const int IC_X_SEGS;
+ // const int IC_Y_COMS;
+ // const int IC_PAGES;
+
+ // int page_offset;
+ // int col_offset;
+ // pixel location
+ int cur_x;
+ int cur_y;
+ // window location
+ int win_x1;
+ int win_x2;
+ int win_y1;
+ int win_y2;
+ int orientation;
+ unsigned int tftID;
+ bool mipistd;
+ bool useNOP;
+};
+
+#endif
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