Alix Havret
Projet
Dependencies: LCD_DISCO_F746NG BSP_DISCO_F746NG
Diff: SPI_TFT.h
- Revision:
- 19:1fadbca5065c
- Parent:
- 18:52cbeede86f0
--- a/SPI_TFT.h Tue Oct 22 20:17:29 2013 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,408 +0,0 @@
-/* mbed library for 240*320 pixel display TFT based on HX8347D LCD Controller
- * Copyright (c) 2011 Peter Drescher - DC2PD
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
- /* change the char position handling
- * use pixel (x,y) instadt of colum row */
-
-
-#ifndef MBED_SPI_TFT_H
-#define MBED_SPI_TFT_H
-
-//#define NO_DMA
-
-#include "mbed.h"
-#include "GraphicsDisplay.h"
-
-#define RGB(r,g,b) (((r&0xF8)<<8)|((g&0xFC)<<3)|((b&0xF8)>>3)) //5 red | 6 green | 5 blue
-
-#define SPI_START (0x70) /* Start byte for SPI transfer */
-#define SPI_RD (0x01) /* WR bit 1 within start */
-#define SPI_WR (0x00) /* WR bit 0 within start */
-#define SPI_DATA (0x02) /* RS bit 1 within start byte */
-#define SPI_INDEX (0x00) /* RS bit 0 within start byte */
-
-
-/* some RGB color definitions */
-#define Black 0x0000 /* 0, 0, 0 */
-#define Navy 0x000F /* 0, 0, 128 */
-#define DarkGreen 0x03E0 /* 0, 128, 0 */
-#define DarkCyan 0x03EF /* 0, 128, 128 */
-#define Maroon 0x7800 /* 128, 0, 0 */
-#define Purple 0x780F /* 128, 0, 128 */
-#define Olive 0x7BE0 /* 128, 128, 0 */
-#define LightGrey 0xC618 /* 192, 192, 192 */
-#define DarkGrey 0x7BEF /* 128, 128, 128 */
-#define Blue 0x001F /* 0, 0, 255 */
-#define Green 0x07E0 /* 0, 255, 0 */
-#define Cyan 0x07FF /* 0, 255, 255 */
-#define Red 0xF800 /* 255, 0, 0 */
-#define Magenta 0xF81F /* 255, 0, 255 */
-#define Yellow 0xFFE0 /* 255, 255, 0 */
-#define White 0xFFFF /* 255, 255, 255 */
-#define Orange 0xFD20 /* 255, 165, 0 */
-#define GreenYellow 0xAFE5 /* 173, 255, 47 */
-
-
-// some defines for the DMA use
-#define DMA_CHANNEL_ENABLE 1
-#define DMA_TRANSFER_TYPE_M2P (1UL << 11)
-#define DMA_CHANNEL_TCIE (1UL << 31)
-#define DMA_CHANNEL_SRC_INC (1UL << 26)
-#define DMA_MASK_IE (1UL << 14)
-#define DMA_MASK_ITC (1UL << 15)
-#define DMA_SSP1_TX (1UL << 2)
-#define DMA_SSP0_TX (0)
-#define DMA_DEST_SSP1_TX (2UL << 6)
-#define DMA_DEST_SSP0_TX (0UL << 6)
-
-
-/** Display control class, based on GraphicsDisplay and TextDisplay
- *
- * Example:
- * @code
- * #include "stdio.h"
- * #include "mbed.h"
- * #include "SPI_TFT.h"
- * #include "string"
- * #include "Arial12x12.h"
- * #include "Arial24x23.h"
- *
- *
- *
- * // the TFT is connected to SPI pin 5-7
- * SPI_TFT TFT(p5, p6, p7, p8, p15,"TFT"); // mosi, miso, sclk, cs, reset
- *
- * int main() {
- * TFT.claim(stdout); // send stdout to the TFT display
- * //TFT.claim(stderr); // send stderr to the TFT display
- *
- * TFT.background(Black); // set background to black
- * TFT.foreground(White); // set chars to white
- * TFT.cls(); // clear the screen
- * TFT.set_font((unsigned char*) Arial12x12); // select the font
- *
- * TFT.set_orientation(0);
- * TFT.locate(0,0);
- * printf(" Hello Mbed 0");
- * TFT.set_font((unsigned char*) Arial24x23); // select font 2
- * TFT.locate(48,115);
- * TFT.printf("Bigger Font");
- * }
- * @endcode
- */
- class SPI_TFT : public GraphicsDisplay {
- public:
-
- /** Create a SPI_TFT object connected to SPI and two pins
- *
- * @param mosi,miso,sclk SPI
- * @param cs pin connected to CS of display
- * @param reset pin connected to RESET of display
- *
- */
- SPI_TFT(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset,const char* name ="TFT");
-
- /** Get the width of the screen in pixel
- *
- * @param
- * @returns width of screen in pixel
- *
- */
- virtual int width();
-
- /** Get the height of the screen in pixel
- *
- * @returns height of screen in pixel
- *
- */
- virtual int height();
-
- /** Draw a pixel at x,y with color
- *
- * @param x horizontal position
- * @param y vertical position
- * @param color 16 bit pixel color
- */
- virtual void pixel(int x, int y,int colour);
-
- /** draw a circle
- *
- * @param x0,y0 center
- * @param r radius
- * @param color 16 bit color *
- *
- */
- void circle(int x, int y, int r, int colour);
-
- /** draw a filled circle
- *
- * @param x0,y0 center
- * @param r radius
- * @param color 16 bit color *
- *
- * use circle with different radius,
- * can miss some pixel
- */
- void fillcircle(int x, int y, int r, int colour);
-
-
-
- /** draw a 1 pixel line
- *
- * @param x0,y0 start point
- * @param x1,y1 stop point
- * @param color 16 bit color
- *
- */
- void line(int x0, int y0, int x1, int y1, int colour);
-
- /** draw a rect
- *
- * @param x0,y0 top left corner
- * @param x1,y1 down right corner
- * @param color 16 bit color
- * *
- */
- void rect(int x0, int y0, int x1, int y1, int colour);
-
- /** draw a filled rect
- *
- * @param x0,y0 top left corner
- * @param x1,y1 down right corner
- * @param color 16 bit color
- *
- */
- void fillrect(int x0, int y0, int x1, int y1, int colour);
-
- /** setup cursor position
- *
- * @param x x-position (top left)
- * @param y y-position
- */
- virtual void locate(int x, int y);
-
- /** Fill the screen with _backgroun color
- *
- */
- virtual void cls (void);
-
- /** calculate the max number of char in a line
- *
- * @returns max columns
- * depends on actual font size
- *
- */
- virtual int columns(void);
-
- /** calculate the max number of columns
- *
- * @returns max column
- * depends on actual font size
- *
- */
- virtual int rows(void);
-
- /** put a char on the screen
- *
- * @param value char to print
- * @returns printed char
- *
- */
- virtual int _putc(int value);
-
- /** draw a character on given position out of the active font to the TFT
- *
- * @param x x-position of char (top left)
- * @param y y-position
- * @param c char to print
- *
- */
- virtual void character(int x, int y, int c);
-
- /** paint a bitmap on the TFT
- *
- * @param x,y : upper left corner
- * @param w width of bitmap
- * @param h high of bitmap
- * @param *bitmap pointer to the bitmap data
- *
- * bitmap format: 16 bit R5 G6 B5
- *
- * use Gimp to create / load , save as BMP, option 16 bit R5 G6 B5
- * use winhex to load this file and mark data stating at offset 0x46 to end
- * use edit -> copy block -> C Source to export C array
- * paste this array into your program
- *
- * define the array as static const unsigned char to put it into flash memory
- * cast the pointer to (unsigned char *) :
- * tft.Bitmap(10,40,309,50,(unsigned char *)scala);
- */
- void Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap);
-
-
- /** paint a 16 bit BMP from local filesytem on the TFT (slow)
- *
- * @param x,y : upper left corner
- * @param *Name_BMP name of the BMP file
- * @returns 1 if bmp file was found and painted
- * @returns -1 if bmp file was found not found
- * @returns -2 if bmp file is not 16bit
- * @returns -3 if bmp file is to big for screen
- * @returns -4 if buffer malloc go wrong
- *
- * bitmap format: 16 bit R5 G6 B5
- *
- * use Gimp to create / load , save as BMP, option 16 bit R5 G6 B5
- * copy to internal file system
- *
- */
-
- int BMP_16(unsigned int x, unsigned int y, const char *Name_BMP);
-
-
-
- /** select the font to use
- *
- * @param f pointer to font array
- *
- * font array can created with GLCD Font Creator from http://www.mikroe.com
- * you have to add 4 parameter at the beginning of the font array to use:
- * - the number of byte / char
- * - the vertial size in pixel
- * - the horizontal size in pixel
- * - the number of byte per vertical line
- * you also have to change the array to char[]
- *
- */
- void set_font(unsigned char* f);
-
- /** Set the orientation of the screen
- * x,y: 0,0 is always top left
- *
- * @param o direction to use the screen (0-3) 90� Steps
- *
- */
- void set_orientation(unsigned int o);
-
- SPI _spi;
- DigitalOut _cs;
- DigitalOut _reset;
- unsigned char* font;
-
-
-
-
-protected:
-
- /** Set draw window region to whole screen
- *
- */
- void WindowMax (void);
-
-
- /** draw a horizontal line
- *
- * @param x0 horizontal start
- * @param x1 horizontal stop
- * @param y vertical position
- * @param color 16 bit color
- *
- */
- void hline(int x0, int x1, int y, int colour);
-
- /** draw a vertical line
- *
- * @param x horizontal position
- * @param y0 vertical start
- * @param y1 vertical stop
- * @param color 16 bit color
- */
- void vline(int y0, int y1, int x, int colour);
-
- /** Set draw window region
- *
- * @param x horizontal position
- * @param y vertical position
- * @param w window width in pixel
- * @param h window height in pixels
- */
- virtual void window (unsigned int x,unsigned int y, unsigned int w, unsigned int h);
-
-
-
- /** Init the HX8347D controller
- *
- */
- void tft_reset();
-
- /** Write data to the LCD controller
- *
- * @param dat data written to LCD controller
- *
- */
- //void wr_dat(unsigned int value);
- void wr_dat(unsigned char value);
-
- /** Write a command the LCD controller
- *
- * @param cmd: command to be written
- *
- */
- void wr_cmd(unsigned char value);
-
- /** Start data sequence to the LCD controller
- *
- */
- //void wr_dat_start();
-
- /** Stop of data writing to the LCD controller
- *
- */
- //void wr_dat_stop();
-
- /** write data to the LCD controller
- *
- * @param data to be written
- * *
- */
- void wr_dat_only(unsigned short dat);
-
- /** Read data from the LCD controller
- *
- * @returns data from LCD controller
- *
- */
- unsigned short rd_dat(void);
-
- /** Write a value to the to a LCD register
- *
- * @param reg register to be written
- * @param val data to be written
- */
- void wr_reg (unsigned char reg, unsigned char val);
-
- /** Read a LCD register
- *
- * @param reg register to be read
- * @returns value of the register
- */
- unsigned short rd_reg (unsigned char reg);
-
- unsigned char spi_port;
- unsigned int orientation;
- unsigned int char_x;
- unsigned int char_y;
-
-
-};
-
-#endif