Chris Taylor / Mbed 2 deprecated RETRO-Chip8

Emulation of the 1970's Chip-8 machine. The emulator has 7 games that are unmodified from the original Chip-8 format.

Dependencies:   mbed

LCD_ST7735/LCD_ST7735.h@0:bc3f11b1b41f, 2015-02-08 (annotated)

Committer:
taylorza
Date:
Sun Feb 08 01:58:57 2015 +0000
Revision:
0:bc3f11b1b41f
Chip-8 Emulator

Who changed what in which revision?

UserRevisionLine numberNew contents of line
taylorza 0:bc3f11b1b41f 1 ///////////////////////////////////////////////////////////////////////////////
taylorza 0:bc3f11b1b41f 2 // LCD_ST7735 - Driver for ST7735 LCD display controller
taylorza 0:bc3f11b1b41f 3 // Author: Chris Taylor (taylorza)
taylorza 0:bc3f11b1b41f 4 #include "mbed.h"
taylorza 0:bc3f11b1b41f 5 #include "Bitmap1bpp.h"
taylorza 0:bc3f11b1b41f 6
taylorza 0:bc3f11b1b41f 7 #ifndef __LCD_ST7735__
taylorza 0:bc3f11b1b41f 8 #define __LCD_ST7735__
taylorza 0:bc3f11b1b41f 9 /** LCD_ST7735 is a simple driver for the ST7735 LCD controller. It provides basic drawing primitives sa well as text and font capabilities.
taylorza 0:bc3f11b1b41f 10 * The driver is currently hardcoded to support 65K colors using a 565 RGB pixel format.
taylorza 0:bc3f11b1b41f 11 */
taylorza 0:bc3f11b1b41f 12 class LCD_ST7735
taylorza 0:bc3f11b1b41f 13 {
taylorza 0:bc3f11b1b41f 14 public:
taylorza 0:bc3f11b1b41f 15 /** Orientation of the display */
taylorza 0:bc3f11b1b41f 16 enum Orientation
taylorza 0:bc3f11b1b41f 17 {
taylorza 0:bc3f11b1b41f 18 /** No rotation of the display image*/
taylorza 0:bc3f11b1b41f 19 Rotate0,
taylorza 0:bc3f11b1b41f 20 /** Rotate the display image 90 degrees */
taylorza 0:bc3f11b1b41f 21 Rotate90,
taylorza 0:bc3f11b1b41f 22 /** Rotate the display image 180 degrees */
taylorza 0:bc3f11b1b41f 23 Rotate180,
taylorza 0:bc3f11b1b41f 24 /** Rotate the display image 270 degrees */
taylorza 0:bc3f11b1b41f 25 Rotate270
taylorza 0:bc3f11b1b41f 26 };
taylorza 0:bc3f11b1b41f 27
taylorza 0:bc3f11b1b41f 28 /** Type of color filter of the panel */
taylorza 0:bc3f11b1b41f 29 enum PanelColorFilter
taylorza 0:bc3f11b1b41f 30 {
taylorza 0:bc3f11b1b41f 31 /** RGB color filter panel */
taylorza 0:bc3f11b1b41f 32 RGB = 0,
taylorza 0:bc3f11b1b41f 33
taylorza 0:bc3f11b1b41f 34 /** BGR color filter panel */
taylorza 0:bc3f11b1b41f 35 BGR = 8,
taylorza 0:bc3f11b1b41f 36 };
taylorza 0:bc3f11b1b41f 37
taylorza 0:bc3f11b1b41f 38 public:
taylorza 0:bc3f11b1b41f 39 /**Creates an instance of the LCD_ST7735 driver
taylorza 0:bc3f11b1b41f 40 * @param backlightPin pin used to control the backlight
taylorza 0:bc3f11b1b41f 41 * @param resetPin pin used to reset the display controller
taylorza 0:bc3f11b1b41f 42 * @param dsPin pin used to put the display controller into data mode
taylorza 0:bc3f11b1b41f 43 * @param mosiPin SPI channel MOSI pin
taylorza 0:bc3f11b1b41f 44 * @param misoPin SPI channel MISO pin
taylorza 0:bc3f11b1b41f 45 * @param clkPin SPI channel clock pin
taylorza 0:bc3f11b1b41f 46 * @param csPin SPI chip select pin
taylorza 0:bc3f11b1b41f 47 */
taylorza 0:bc3f11b1b41f 48 LCD_ST7735(
taylorza 0:bc3f11b1b41f 49 PinName backlightPin,
taylorza 0:bc3f11b1b41f 50 PinName resetPin,
taylorza 0:bc3f11b1b41f 51 PinName dsPin,
taylorza 0:bc3f11b1b41f 52 PinName mosiPin,
taylorza 0:bc3f11b1b41f 53 PinName misoPin,
taylorza 0:bc3f11b1b41f 54 PinName clkPin,
taylorza 0:bc3f11b1b41f 55 PinName csPin,
taylorza 0:bc3f11b1b41f 56 PanelColorFilter colorFilter = BGR
taylorza 0:bc3f11b1b41f 57 );
taylorza 0:bc3f11b1b41f 58
taylorza 0:bc3f11b1b41f 59 /** Set the orientation of the display
taylorza 0:bc3f11b1b41f 60 * @param orientation Orientation of the display.
taylorza 0:bc3f11b1b41f 61 * @param flip Flips the display direction
taylorza 0:bc3f11b1b41f 62 */
taylorza 0:bc3f11b1b41f 63 void setOrientation(Orientation orientation, bool flip);
taylorza 0:bc3f11b1b41f 64
taylorza 0:bc3f11b1b41f 65 /** Get the width of the display given the current orientation */
taylorza 0:bc3f11b1b41f 66 int getWidth();
taylorza 0:bc3f11b1b41f 67
taylorza 0:bc3f11b1b41f 68 /** Get the height of the display given the current orientation */
taylorza 0:bc3f11b1b41f 69 int getHeight();
taylorza 0:bc3f11b1b41f 70
taylorza 0:bc3f11b1b41f 71 /** Control the display's backlight
taylorza 0:bc3f11b1b41f 72 * @param state true to turn the backlight on, false to turn it off
taylorza 0:bc3f11b1b41f 73 */
taylorza 0:bc3f11b1b41f 74 void setBacklight(bool state);
taylorza 0:bc3f11b1b41f 75
taylorza 0:bc3f11b1b41f 76 /** Set the palette used for 4 and 2 bpp bitmaps.
taylorza 0:bc3f11b1b41f 77 * @param palette array of Color565 color entries
taylorza 0:bc3f11b1b41f 78 */
taylorza 0:bc3f11b1b41f 79 void setPalette(uint16_t *palette);
taylorza 0:bc3f11b1b41f 80
taylorza 0:bc3f11b1b41f 81 /** Clear the screen
taylorza 0:bc3f11b1b41f 82 * @param color The color used to clear the screen. Defaults to black if not passed.
taylorza 0:bc3f11b1b41f 83 */
taylorza 0:bc3f11b1b41f 84 void clearScreen(uint16_t color = 0x0000);
taylorza 0:bc3f11b1b41f 85
taylorza 0:bc3f11b1b41f 86 /** Set a pixel on the display to the specified color
taylorza 0:bc3f11b1b41f 87 * @param x The X coordinate of the pixel (0..127)
taylorza 0:bc3f11b1b41f 88 * @param y The Y coordinate of the pixel (0..159)
taylorza 0:bc3f11b1b41f 89 * @param color Color to set the pixel to.
taylorza 0:bc3f11b1b41f 90 */
taylorza 0:bc3f11b1b41f 91 void setPixel(int x, int y, uint16_t color);
taylorza 0:bc3f11b1b41f 92
taylorza 0:bc3f11b1b41f 93 /** Draw a line on the display
taylorza 0:bc3f11b1b41f 94 * @param x1 The X coordinate of the starting point on the line
taylorza 0:bc3f11b1b41f 95 * @param y1 The Y coordinate of the starting point on the line
taylorza 0:bc3f11b1b41f 96 * @param x2 The X coordinate of the end point on the line
taylorza 0:bc3f11b1b41f 97 * @param y2 The Y coordinate of the end point on the line
taylorza 0:bc3f11b1b41f 98 * @param color The color used to draw the pixel
taylorza 0:bc3f11b1b41f 99 */
taylorza 0:bc3f11b1b41f 100 void drawLine(int x1, int y1, int x2, int y2, uint16_t color);
taylorza 0:bc3f11b1b41f 101
taylorza 0:bc3f11b1b41f 102 /** Draw a rectangle on the display
taylorza 0:bc3f11b1b41f 103 * @param x1 The X coordinate of the upper left corner
taylorza 0:bc3f11b1b41f 104 * @param y1 The Y coordinate of the upper left corner
taylorza 0:bc3f11b1b41f 105 * @param x2 The X coordinate of the lower right corner
taylorza 0:bc3f11b1b41f 106 * @param y2 The Y coordinate of the lower right corner
taylorza 0:bc3f11b1b41f 107 * @param color The color used to draw the rectangle
taylorza 0:bc3f11b1b41f 108 */
taylorza 0:bc3f11b1b41f 109 void drawRect(int x1, int y1, int x2, int y2, uint16_t color);
taylorza 0:bc3f11b1b41f 110
taylorza 0:bc3f11b1b41f 111 /** Draw a circle on the display
taylorza 0:bc3f11b1b41f 112 * @param x The X coordinate of the center of the circle
taylorza 0:bc3f11b1b41f 113 * @param y The Y coordinate of the center of the circle
taylorza 0:bc3f11b1b41f 114 * @param r The radius of the circle
taylorza 0:bc3f11b1b41f 115 * @param color The color used to draw the circle
taylorza 0:bc3f11b1b41f 116 */
taylorza 0:bc3f11b1b41f 117 void drawCircle(int x, int y, int r, uint16_t color);
taylorza 0:bc3f11b1b41f 118
taylorza 0:bc3f11b1b41f 119 /** Draw an ellipse on the display
taylorza 0:bc3f11b1b41f 120 * @param x The X coordinate of the center of the ellipse
taylorza 0:bc3f11b1b41f 121 * @param y The Y coordinate of the center of the ellipse
taylorza 0:bc3f11b1b41f 122 * @param rx The X radius of the ellipse
taylorza 0:bc3f11b1b41f 123 * @param ry The X radius of the ellipse
taylorza 0:bc3f11b1b41f 124 * @param color The color used to draw the ellipse
taylorza 0:bc3f11b1b41f 125 */
taylorza 0:bc3f11b1b41f 126 void drawEllipse(int x, int y, int rx, int ry, uint16_t color);
taylorza 0:bc3f11b1b41f 127
taylorza 0:bc3f11b1b41f 128 /** Draw a filled rectangle on the display
taylorza 0:bc3f11b1b41f 129 * @param x1 The X coordinate of the upper left corner
taylorza 0:bc3f11b1b41f 130 * @param y1 The Y coordinate of the upper left corner
taylorza 0:bc3f11b1b41f 131 * @param x2 The X coordinate of the lower right corner
taylorza 0:bc3f11b1b41f 132 * @param y2 The Y coordinate of the lower right corner
taylorza 0:bc3f11b1b41f 133 * @param fillColor The color used to fill the rectangle
taylorza 0:bc3f11b1b41f 134 */
taylorza 0:bc3f11b1b41f 135 void fillRect(int x1, int y1, int x2, int y2, uint16_t fillColor);
taylorza 0:bc3f11b1b41f 136
taylorza 0:bc3f11b1b41f 137 /** Draw a filled rectangle on the display
taylorza 0:bc3f11b1b41f 138 * @param x1 The X coordinate of the upper left corner
taylorza 0:bc3f11b1b41f 139 * @param y1 The Y coordinate of the upper left corner
taylorza 0:bc3f11b1b41f 140 * @param x2 The X coordinate of the lower right corner
taylorza 0:bc3f11b1b41f 141 * @param y2 The Y coordinate of the lower right corner
taylorza 0:bc3f11b1b41f 142 * @param borderColor The color used to draw the rectangle frame
taylorza 0:bc3f11b1b41f 143 * @param fillColor The color used to fill the rectangle
taylorza 0:bc3f11b1b41f 144 */
taylorza 0:bc3f11b1b41f 145 void fillRect(int x1, int y1, int x2, int y2, uint16_t borderColor, uint16_t fillColor);
taylorza 0:bc3f11b1b41f 146
taylorza 0:bc3f11b1b41f 147 /** Draw a filled circle on the display
taylorza 0:bc3f11b1b41f 148 * @param x The X coordinate of the center of the circle
taylorza 0:bc3f11b1b41f 149 * @param y The Y coordinate of the center of the circle
taylorza 0:bc3f11b1b41f 150 * @param borderColor The color used to draw the circumference of the circle
taylorza 0:bc3f11b1b41f 151 * @param fillColor The color used to fill the circle
taylorza 0:bc3f11b1b41f 152 */
taylorza 0:bc3f11b1b41f 153 void fillCircle(int x, int y, int r, uint16_t borderColor, uint16_t fillColor);
taylorza 0:bc3f11b1b41f 154
taylorza 0:bc3f11b1b41f 155 /** Draw a filled ellipse on the display
taylorza 0:bc3f11b1b41f 156 * @param x The X coordinate of the center of the ellipse
taylorza 0:bc3f11b1b41f 157 * @param y The Y coordinate of the center of the ellipse
taylorza 0:bc3f11b1b41f 158 * @param rx The X radius of the ellipse
taylorza 0:bc3f11b1b41f 159 * @param ry The X radius of the ellipse
taylorza 0:bc3f11b1b41f 160 * @param borderColor The color used to draw the circumference of the circle
taylorza 0:bc3f11b1b41f 161 * @param fillColor The color used to fill the circle
taylorza 0:bc3f11b1b41f 162 */
taylorza 0:bc3f11b1b41f 163 void fillEllipse(int x, int y, int rx, int ry, uint16_t borderColor, uint16_t fillColor);
taylorza 0:bc3f11b1b41f 164
taylorza 0:bc3f11b1b41f 165 /** Draw a bitmap on the screen
taylorza 0:bc3f11b1b41f 166 * @param x The X coordinate location to draw the bitmap.
taylorza 0:bc3f11b1b41f 167 * @param y The Y coordinate location to draw the bitmap.
taylorza 0:bc3f11b1b41f 168 * @param pbmp Pointer to the bitmap.
taylorza 0:bc3f11b1b41f 169 * @note The bitmap is an single dimensional uint8_t (unsigned short) array.
taylorza 0:bc3f11b1b41f 170 * The first to elements of the array indicate the width and height of the bitmap repectively.
taylorza 0:bc3f11b1b41f 171 * The rest of the entries int the array make up the pixel data for the array.
taylorza 0:bc3f11b1b41f 172 */
taylorza 0:bc3f11b1b41f 173 void drawBitmap(int x, int y, const uint16_t *pbmp);
taylorza 0:bc3f11b1b41f 174
taylorza 0:bc3f11b1b41f 175 /** Extracts a portion of a bitmap and draws it on the screen
taylorza 0:bc3f11b1b41f 176 * @param x The X coordinate location to draw the bitmap.
taylorza 0:bc3f11b1b41f 177 * @param y The Y coordinate location to draw the bitmap.
taylorza 0:bc3f11b1b41f 178 * @param pbmp Pointer to the bitmap.
taylorza 0:bc3f11b1b41f 179 * @param srcX X offset into the source bitmap of the portion to extract
taylorza 0:bc3f11b1b41f 180 * @param srcY Y offset into the source bitmap of the portion to extract
taylorza 0:bc3f11b1b41f 181 * @param srcWidth Width of the bitmap portion to draw
taylorza 0:bc3f11b1b41f 182 * @param srcHeight Height of the bitmap portion to draw
taylorza 0:bc3f11b1b41f 183 * @note The bitmap is an single dimensional uint8_t (unsigned short) array.
taylorza 0:bc3f11b1b41f 184 * The first to elements of the array indicate the width and height of the bitmap repectively.
taylorza 0:bc3f11b1b41f 185 * The rest of the entries int the array make up the pixel data for the array.
taylorza 0:bc3f11b1b41f 186 */
taylorza 0:bc3f11b1b41f 187 void drawBitmap(int x, int y, const uint16_t *pbmp, int srcX, int srcY, int srcWidth, int srcHeight);
taylorza 0:bc3f11b1b41f 188
taylorza 0:bc3f11b1b41f 189 /** Extracts a portion of a bitmap and draws it on the screen
taylorza 0:bc3f11b1b41f 190 * @param x The X coordinate location to draw the bitmap.
taylorza 0:bc3f11b1b41f 191 * @param y The Y coordinate location to draw the bitmap.
taylorza 0:bc3f11b1b41f 192 * @param bmp refence to a 1-bpp bitmap.
taylorza 0:bc3f11b1b41f 193 * @param srcX X offset into the source bitmap of the portion to extract
taylorza 0:bc3f11b1b41f 194 * @param srcY Y offset into the source bitmap of the portion to extract
taylorza 0:bc3f11b1b41f 195 * @param srcWidth Width of the bitmap portion to draw
taylorza 0:bc3f11b1b41f 196 * @param srcHeight Height of the bitmap portion to draw
taylorza 0:bc3f11b1b41f 197 * @param foregroundColor Color to use for pixels in the bitmap
taylorza 0:bc3f11b1b41f 198 * @param backgroundColor Color to use for off pixels in the bitmap
taylorza 0:bc3f11b1b41f 199 */
taylorza 0:bc3f11b1b41f 200 void drawBitmap(int x, int y, Bitmap1bpp &bmp, int srcX, int srcY, int srcWidth, int srcHeight, uint16_t foregroundColor, uint16_t backgroundColor);
taylorza 0:bc3f11b1b41f 201
taylorza 0:bc3f11b1b41f 202 /** Set the foreground color used to render text
taylorza 0:bc3f11b1b41f 203 * @param color Color used when drawing text to the display
taylorza 0:bc3f11b1b41f 204 * @note The color can be changed multiple times to render text in various colors on the display
taylorza 0:bc3f11b1b41f 205 */
taylorza 0:bc3f11b1b41f 206 void setForegroundColor(uint16_t color);
taylorza 0:bc3f11b1b41f 207
taylorza 0:bc3f11b1b41f 208 /** Set the background color used to render text
taylorza 0:bc3f11b1b41f 209 * @param color Color used when drawing background portions of the text
taylorza 0:bc3f11b1b41f 210 * @note The color can be changed multiple times to render text with various background colors on the display
taylorza 0:bc3f11b1b41f 211 */
taylorza 0:bc3f11b1b41f 212 void setBackgroundColor(uint16_t color);
taylorza 0:bc3f11b1b41f 213
taylorza 0:bc3f11b1b41f 214 /** Draw a string to the screen using the currently active foreground and background colors
taylorza 0:bc3f11b1b41f 215 * @param pFont Pointer to the font used to render the string to the display
taylorza 0:bc3f11b1b41f 216 * @param x The X coordinate location to draw the string.
taylorza 0:bc3f11b1b41f 217 * @param y The Y coordinate location to draw the string.
taylorza 0:bc3f11b1b41f 218 * @param pString ASCIIZ string to draw to the display.
taylorza 0:bc3f11b1b41f 219 */
taylorza 0:bc3f11b1b41f 220 void drawString(const uint8_t *pFont, int x, int y, const char *pString);
taylorza 0:bc3f11b1b41f 221
taylorza 0:bc3f11b1b41f 222 /** Measure the width and height of the string when rendered with the specified font
taylorza 0:bc3f11b1b41f 223 * @param pFont Pointer to the font used to measure the string
taylorza 0:bc3f11b1b41f 224 * @param pString ASCIIZ string to measure.
taylorza 0:bc3f11b1b41f 225 * @param width Reference to the variable that will contain the width
taylorza 0:bc3f11b1b41f 226 * @param height Reference to the variable that will contain the height
taylorza 0:bc3f11b1b41f 227 */
taylorza 0:bc3f11b1b41f 228 void measureString(const uint8_t *pFont, const char *pString, uint8_t &width, uint8_t &height);
taylorza 0:bc3f11b1b41f 229
taylorza 0:bc3f11b1b41f 230 /** Select the device on the SPI bus.
taylorza 0:bc3f11b1b41f 231 selectDevice needs to be called before accessing the screen if there are multiple devices on the SPI bus.
taylorza 0:bc3f11b1b41f 232 */
taylorza 0:bc3f11b1b41f 233 void selectDevice();
taylorza 0:bc3f11b1b41f 234
taylorza 0:bc3f11b1b41f 235 protected:
taylorza 0:bc3f11b1b41f 236 void writeCommand(uint8_t cmd);
taylorza 0:bc3f11b1b41f 237 void write(uint8_t cmd, uint8_t data[], int dataLen);
taylorza 0:bc3f11b1b41f 238 void write(uint8_t cmd, uint16_t data);
taylorza 0:bc3f11b1b41f 239
taylorza 0:bc3f11b1b41f 240 void beginBatchCommand(uint8_t cmd);
taylorza 0:bc3f11b1b41f 241 void writeBatchData(uint8_t data);
taylorza 0:bc3f11b1b41f 242 void writeBatchData(uint8_t dataHigh, uint8_t dataLow);
taylorza 0:bc3f11b1b41f 243 void writeBatchData(uint16_t data);
taylorza 0:bc3f11b1b41f 244 void endBatchCommand();
taylorza 0:bc3f11b1b41f 245
taylorza 0:bc3f11b1b41f 246 void clip(int x, int y, int w, int h);
taylorza 0:bc3f11b1b41f 247 void clipRect(int x1, int y1, int x2, int y2);
taylorza 0:bc3f11b1b41f 248
taylorza 0:bc3f11b1b41f 249 private:
taylorza 0:bc3f11b1b41f 250 void drawVertLine(int x1, int y1, int y2, uint16_t color);
taylorza 0:bc3f11b1b41f 251 void drawHorizLine(int x1, int y1, int x2, uint16_t color);
taylorza 0:bc3f11b1b41f 252 void drawChar(const uint8_t *pFont, int x, int y, char c, uint8_t w, uint8_t h, uint8_t offset, uint8_t leftPad, uint8_t rightPad, uint8_t topPad, uint8_t bottomPad);
taylorza 0:bc3f11b1b41f 253
taylorza 0:bc3f11b1b41f 254 private:
taylorza 0:bc3f11b1b41f 255 void initDisplay();
taylorza 0:bc3f11b1b41f 256 void reset();
taylorza 0:bc3f11b1b41f 257
taylorza 0:bc3f11b1b41f 258 private:
taylorza 0:bc3f11b1b41f 259 int _width;
taylorza 0:bc3f11b1b41f 260 int _height;
taylorza 0:bc3f11b1b41f 261 Orientation _orientation;
taylorza 0:bc3f11b1b41f 262 PanelColorFilter _colorFilter;
taylorza 0:bc3f11b1b41f 263 bool _flip;
taylorza 0:bc3f11b1b41f 264 uint8_t _foregroundColorHigh;
taylorza 0:bc3f11b1b41f 265 uint8_t _foregroundColorLow;
taylorza 0:bc3f11b1b41f 266 uint8_t _backgroundColorHigh;
taylorza 0:bc3f11b1b41f 267 uint8_t _backgroundColorLow;
taylorza 0:bc3f11b1b41f 268
taylorza 0:bc3f11b1b41f 269 private:
taylorza 0:bc3f11b1b41f 270 class LCDSPI : public SPI
taylorza 0:bc3f11b1b41f 271 {
taylorza 0:bc3f11b1b41f 272 public:
taylorza 0:bc3f11b1b41f 273 LCDSPI(PinName mosi, PinName miso, PinName sclk) :
taylorza 0:bc3f11b1b41f 274 SPI(mosi, miso, sclk)
taylorza 0:bc3f11b1b41f 275 {
taylorza 0:bc3f11b1b41f 276 }
taylorza 0:bc3f11b1b41f 277
taylorza 0:bc3f11b1b41f 278 void prepareFastSPI()
taylorza 0:bc3f11b1b41f 279 {
taylorza 0:bc3f11b1b41f 280 #ifdef TARGET_LPC11U24
taylorza 0:bc3f11b1b41f 281 aquire();
taylorza 0:bc3f11b1b41f 282 #endif
taylorza 0:bc3f11b1b41f 283 }
taylorza 0:bc3f11b1b41f 284
taylorza 0:bc3f11b1b41f 285 void waitWhileBusy()
taylorza 0:bc3f11b1b41f 286 {
taylorza 0:bc3f11b1b41f 287 #ifdef TARGET_LPC11U24
taylorza 0:bc3f11b1b41f 288 while (((_spi.spi->SR) & 0x10) != 0);
taylorza 0:bc3f11b1b41f 289 #endif
taylorza 0:bc3f11b1b41f 290 }
taylorza 0:bc3f11b1b41f 291
taylorza 0:bc3f11b1b41f 292 void fastWrite(uint8_t data)
taylorza 0:bc3f11b1b41f 293 {
taylorza 0:bc3f11b1b41f 294 #ifdef TARGET_LPC11U24
taylorza 0:bc3f11b1b41f 295 while (((_spi.spi->SR) & 0x01) == 0);
taylorza 0:bc3f11b1b41f 296 _spi.spi->DR = data;
taylorza 0:bc3f11b1b41f 297 #else
taylorza 0:bc3f11b1b41f 298 SPI::write(data);
taylorza 0:bc3f11b1b41f 299 #endif
taylorza 0:bc3f11b1b41f 300 }
taylorza 0:bc3f11b1b41f 301
taylorza 0:bc3f11b1b41f 302 void clearRx()
taylorza 0:bc3f11b1b41f 303 {
taylorza 0:bc3f11b1b41f 304 #ifdef TARGET_LPC11U24
taylorza 0:bc3f11b1b41f 305 while (((_spi.spi->SR) & 0x14) != 0)
taylorza 0:bc3f11b1b41f 306 {
taylorza 0:bc3f11b1b41f 307 while (((_spi.spi->SR) & 0x04) == 0);
taylorza 0:bc3f11b1b41f 308 int data = _spi.spi->DR;
taylorza 0:bc3f11b1b41f 309 }
taylorza 0:bc3f11b1b41f 310 #endif
taylorza 0:bc3f11b1b41f 311 }
taylorza 0:bc3f11b1b41f 312 };
taylorza 0:bc3f11b1b41f 313
taylorza 0:bc3f11b1b41f 314 private:
taylorza 0:bc3f11b1b41f 315 DigitalOut _backlight;
taylorza 0:bc3f11b1b41f 316 DigitalOut _reset;
taylorza 0:bc3f11b1b41f 317 DigitalOut _ds;
taylorza 0:bc3f11b1b41f 318 DigitalOut _cs;
taylorza 0:bc3f11b1b41f 319 LCDSPI _spi;
taylorza 0:bc3f11b1b41f 320
taylorza 0:bc3f11b1b41f 321 uint16_t *_palette;
taylorza 0:bc3f11b1b41f 322
taylorza 0:bc3f11b1b41f 323 static const uint16_t DefaultPalette[];
taylorza 0:bc3f11b1b41f 324
taylorza 0:bc3f11b1b41f 325 protected:
taylorza 0:bc3f11b1b41f 326 static const uint8_t CMD_SLPOUT = 0x11;
taylorza 0:bc3f11b1b41f 327 static const uint8_t CMD_DISPON = 0x29;
taylorza 0:bc3f11b1b41f 328 static const uint8_t CMD_CASET = 0x2a;
taylorza 0:bc3f11b1b41f 329 static const uint8_t CMD_RASET = 0x2b;
taylorza 0:bc3f11b1b41f 330 static const uint8_t CMD_RAMWR = 0x2c;
taylorza 0:bc3f11b1b41f 331
taylorza 0:bc3f11b1b41f 332 static const uint8_t CMD_MADCTL = 0x36;
taylorza 0:bc3f11b1b41f 333 static const uint8_t CMD_COLMOD = 0x3a;
taylorza 0:bc3f11b1b41f 334
taylorza 0:bc3f11b1b41f 335 static const uint8_t CMD_FRMCTR1 = 0xb1;
taylorza 0:bc3f11b1b41f 336 static const uint8_t CMD_FRMCTR2 = 0xb2;
taylorza 0:bc3f11b1b41f 337 static const uint8_t CMD_FRMCTR3 = 0xb3;
taylorza 0:bc3f11b1b41f 338 static const uint8_t CMD_INVCTR = 0xb4;
taylorza 0:bc3f11b1b41f 339
taylorza 0:bc3f11b1b41f 340 static const uint8_t CMD_PWCTR1 = 0xc0;
taylorza 0:bc3f11b1b41f 341 static const uint8_t CMD_PWCTR2 = 0xc1;
taylorza 0:bc3f11b1b41f 342 static const uint8_t CMD_PWCTR3 = 0xc2;
taylorza 0:bc3f11b1b41f 343 static const uint8_t CMD_PWCTR4 = 0xc3;
taylorza 0:bc3f11b1b41f 344 static const uint8_t CMD_PWCTR5 = 0xc4;
taylorza 0:bc3f11b1b41f 345 static const uint8_t CMD_VMCTR1 = 0xc5;
taylorza 0:bc3f11b1b41f 346
taylorza 0:bc3f11b1b41f 347 static const uint8_t CMD_GAMCTRP1 = 0xe0;
taylorza 0:bc3f11b1b41f 348 static const uint8_t CMD_GAMCTRN1 = 0xe1;
taylorza 0:bc3f11b1b41f 349
taylorza 0:bc3f11b1b41f 350 static const uint8_t CMD_EXTCTRL = 0xf0;
taylorza 0:bc3f11b1b41f 351 };
taylorza 0:bc3f11b1b41f 352
taylorza 0:bc3f11b1b41f 353 #endif // __LCD_ST7735__