Diff: SPI_TFT.h
- Revision:
- 0:ea1b1135bb4e
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/SPI_TFT.h Tue Apr 10 03:33:49 2012 +0000
@@ -0,0 +1,550 @@
+#ifndef MBED_SPI_TFT_H
+#define MBED_SPI_TFT_H
+
+
+#include "mbed.h"
+#include "GraphicsDisplay.h"
+
+extern "C" void mbed_reset();
+
+#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 RGB565CONVERT NEGRO ( 0 , 0 , 0 )
+# Define RGB565CONVERT BRIGHTBLUE ( 0 , 0 , 255 )
+# Define RGB565CONVERT BRIGHTGREEN ( 0 , 255 , 0 )
+# Define RGB565CONVERT BRIGHTCYAN ( 0 , 255 , 255 )
+# Define RGB565CONVERT BRIGHTRED ( 255 , 0 , 0 )
+# Define RGB565CONVERT BRIGHTMAGENTA ( 255 , 0 , 255 )
+# Define RGB565CONVERT BRIGHTYELLOW ( 255 , 255 , 0 )
+# Define RGB565CONVERT AZUL ( 0 , 0 , 128 )
+# Define RGB565CONVERT VERDE ( 0 , 128 , 0 )
+# Define RGB565CONVERT CIAN ( 0 , 128 , 128 )
+# Define RGB565CONVERT ROJO ( 128 , 0 , 0 )
+# Define MAGENTA RGB565CONVERT ( 128 , 0 , 128 )
+# Define RGB565CONVERT BROWN ( 255 , 128 , 0 )
+# Define RGB565CONVERT gris_claro ( 128 , 128 , 128 )
+# Define RGB565CONVERT gris_oscuro ( 64 , 64 , 64 )
+# Define RGB565CONVERT lightblue ( 128 , 128 , 255 )
+# Define RGB565CONVERT verde claro ( 128 , 255 , 128 )
+# Define RGB565CONVERT LIGHTCYAN ( 128 , 255 , 255 )
+# Define RGB565CONVERT LIGHTRED ( 255 , 128 , 128 )
+# Define RGB565CONVERT LIGHTMAGENTA ( 255 , 128 , 255 )
+# Define RGB565CONVERT AMARILLO ( 255 , 255 , 128 )
+# Define RGB565CONVERT BLANCO ( 255 , 255 , 255 )
+
+# Define GRAY0 RGB565CONVERT ( 224 , 224 , 224 )
+# Define GRAY1 RGB565CONVERT ( 192 , 192 , 192 )
+# Define GRAY2 RGB565CONVERT ( 160 , 160 , 160 )
+# Define GRAY3 RGB565CONVERT ( 128 , 128 , 128 )
+# Define GRAY4 RGB565CONVERT ( 96 , 96 , 96 )
+# Define GRAY5 RGB565CONVERT ( 64 , 64 , 64 )
+# Define GRAY6 RGB565CONVERT ( 32 , 32 , 32 )
+
+#define GRAY20 RGB565CONVERT(51, 51, 51)
+#define GRAY40 RGB565CONVERT(102, 102, 102)
+#define GRAY80 RGB565CONVERT(204, 204, 204)
+#define GRAY90 RGB565CONVERT(229, 229, 229)
+#define GRAY95 RGB565CONVERT(242, 242, 242)
+#define RED4 RGB565CONVERT(139, 0, 0)
+#define FIREBRICK1 RGB565CONVERT(255, 48, 48)
+#define DARKGREEN RGB565CONVERT(0, 100, 0)
+#define PALEGREEN RGB565CONVERT(152, 251, 152)
+#define LIGHTYELLOW RGB565CONVERT(238, 221, 130)
+#define GOLD RGB565CONVERT(255, 215, 0)
+#define DARKORANGE RGB565CONVERT(255, 140, 0)
+ */
+#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 */////////////////////////// 32
+#define Green 0x07E0 /* 0, 255, 0 */////////////////////////// 2016
+#define Cyan 0x07FF /* 0, 255, 255 */
+#define Red 0xF800 /* 255, 0, 0 */////////////////////////// 63488
+#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 */
+
+
+/** 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, PinName bk,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);
+
+
+ /** paint a 16 bit BMP from memory uSD Card 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_SD(unsigned int x_sd, unsigned int y_sd, const char *Name_BMP_SD);
+
+
+ /** 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;
+ PwmOut _bk;
+ unsigned char* font;
+
+ /**Resetea mediante hardware el LFCD TFT a travez del pin RESET
+ */
+
+ void tft_rst_hw();
+
+ /**Enciende el Backligth del LCD TFT a travez de un pin PWM
+ */
+
+ void backlight(float intensity);
+
+ /**Modula el Backligth del LCD TFT a travez de un pin PWM
+ * minimo 0.01; maximo 1.0 ; paso para FOR 0.01, retardo 0.01
+ */
+
+ void contraste_pos(float min, float max, float steep, float delay);
+
+ /**Modula el Backligth del LCD TFT a travez de un pin PWM
+ * minimo 0.01; maximo 1.0 ; paso para FOR 0.01, retardo 0.01
+ */
+
+ void contraste_neg(float max, float min, float steep, float delay);
+
+ /* Genera una barra de carga para animar la congiguracion de un programa
+ * mientras este lee un archivo *.cfg de la raiz del sistema y configura las
+ * operaciones generales del programa segun indique el estado de su
+ * configuracion guardado la anterior vez en su memoria
+ */
+ void charge(int x0, int y0, int x1, int y1, int color_max, int color_min, float speed);
+
+ /* Animacion controlada por PWM para parpadeos de la pantalla, estipular el numero de parpadeos
+ * el maximo de intensidad, el minimo, la cantidad de incremento en steep, el retardo por cada uno
+ * el tiempo de parada entre cada uno y el brillo final que mantendra la LCD TFT al terminar la animacion
+ */
+
+ void parpadeo(int parpadeos, float max, float min, float steep, float delay,float stop, float brigthness);
+
+ /*
+ *
+ */
+ void Init_Kernel_Up(float brillo, int color, int orientation, unsigned char* letra,int x,int y,int delay);
+
+ /*
+ *
+ */
+ void Init_Kernel_Down(float brillo, int color, int orientation, unsigned char* letra,int x,int y,int delay);
+
+ /*
+ *
+ */
+
+ void init_tasking(float brillo, int color, int orientation, unsigned char* letra,int x,int y,int delay);
+
+ /*
+ *
+ */
+ void strcmp(float brillo, int color, int orientation, unsigned char* letra,int x,int y,int delay);
+
+ /*
+ *
+ */
+ void Loading(float bkt,int fondo, int color, unsigned char* letra,const char *titulo1,int x,int y,int fondo2, int color2,unsigned char* sam, const char *titulo2, int z,int w, int delay,int a,int b, int c, int d, int max, int min, float alfa_cromatic);
+
+
+ /*trae el codigo del LCD TFT para identificarlo mediante el registro 0x00h
+ *
+ */
+ int ID();
+
+ void binary_init(int a, int b, int c, int d, int delay);
+
+/*permite definir el espacio maximo de desplazamiento para la pantalla
+ * top es TFA Top Fixed Area, button es BFA, button fixed area, y height es Height de Vertical Scroll Area
+ * top = 0, button= 0, height = 320, definen la pantalla maxima, top es el inicio y button es el resto, la suma de
+ * t+b+h = 320, si esto no se cumple el sroll no estaria bien definido.
+ * p es el puntero incremental o decremental que posicionara la imagen
+ * si pointer = 30, aparecera desplazado 30 pixeles
+ * speed es la velocidad a la que la imagen se desplaza
+ */
+ void sharepoint(unsigned int top, unsigned int button, unsigned int height, unsigned int pointer, unsigned int speed, unsigned repetitions);
+ void icon_ball(int x, int y, int state);
+
+/*****************************************************************************************************/
+
+
+
+//protected:
+ /** Init the HX8347D controller
+ *
+ */
+
+
+ void tft_init();
+
+ /** 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 windows (unsigned int x, unsigned int y, unsigned int w, unsigned int h);
+
+
+
+
+
+ /** Write data to the LCD controller
+ *
+ * @param dat data written to LCD controller
+ *
+ */
+
+ void wr_dat(int value);
+
+ /** Write a command the LCD controller
+ *
+ * @param cmd: command to be written
+ *
+ */
+
+ void wr_cmd(int 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 short val);
+
+ /** Read a LCD register
+ *
+ * @param reg register to be read
+ * @returns value of the register
+ */
+
+ unsigned short rd_reg (unsigned char reg);
+
+ unsigned int orientation;
+ unsigned int char_x;
+ unsigned int char_y;
+
+ protected:
+
+
+};
+
+#endif