A general demonstration color etch-a-sketch program using the QVGA TFT with HX8347D controller, Orange Board. Saves touchscreen calibaration data saved in tft.ini. Creates /local/tft.ini if missing. Also included is an Ethernet NTP client to update the RTC. Assumes all other Orange Board devices attached: Text LCD, SDHC Flash, Ethernet.
Dependencies: EthernetNetIf TextLCD mbed
SPI_TFT/SPI_TFT.h@0:e065ca40f28a, 2011-08-01 (annotated)
- Committer:
- loopsva
- Date:
- Mon Aug 01 16:29:58 2011 +0000
- Revision:
- 0:e065ca40f28a
Inititial Release
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
loopsva | 0:e065ca40f28a | 1 | /* mbed library for 240*320 pixel display TFT based on HX8347D LCD Controller |
loopsva | 0:e065ca40f28a | 2 | * Copyright (c) 2011 Peter Drescher - DC2PD |
loopsva | 0:e065ca40f28a | 3 | * |
loopsva | 0:e065ca40f28a | 4 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
loopsva | 0:e065ca40f28a | 5 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
loopsva | 0:e065ca40f28a | 6 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
loopsva | 0:e065ca40f28a | 7 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
loopsva | 0:e065ca40f28a | 8 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
loopsva | 0:e065ca40f28a | 9 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
loopsva | 0:e065ca40f28a | 10 | * THE SOFTWARE. |
loopsva | 0:e065ca40f28a | 11 | */ |
loopsva | 0:e065ca40f28a | 12 | |
loopsva | 0:e065ca40f28a | 13 | #ifndef MBED_SPI_TFT_H |
loopsva | 0:e065ca40f28a | 14 | #define MBED_SPI_TFT_H |
loopsva | 0:e065ca40f28a | 15 | |
loopsva | 0:e065ca40f28a | 16 | |
loopsva | 0:e065ca40f28a | 17 | #include "mbed.h" |
loopsva | 0:e065ca40f28a | 18 | #include "GraphicsDisplay.h" |
loopsva | 0:e065ca40f28a | 19 | |
loopsva | 0:e065ca40f28a | 20 | #define RGB(r,g,b) (((r&0xF8)<<8)|((g&0xFC)<<3)|((b&0xF8)>>3)) //5 red | 6 green | 5 blue |
loopsva | 0:e065ca40f28a | 21 | |
loopsva | 0:e065ca40f28a | 22 | #define SPI_START (0x70) /* Start byte for SPI transfer */ |
loopsva | 0:e065ca40f28a | 23 | #define SPI_RD (0x01) /* WR bit 1 within start */ |
loopsva | 0:e065ca40f28a | 24 | #define SPI_WR (0x00) /* WR bit 0 within start */ |
loopsva | 0:e065ca40f28a | 25 | #define SPI_DATA (0x02) /* RS bit 1 within start byte */ |
loopsva | 0:e065ca40f28a | 26 | #define SPI_INDEX (0x00) /* RS bit 0 within start byte */ |
loopsva | 0:e065ca40f28a | 27 | |
loopsva | 0:e065ca40f28a | 28 | |
loopsva | 0:e065ca40f28a | 29 | /* some RGB color definitions */ |
loopsva | 0:e065ca40f28a | 30 | #define Black 0x0000 /* 0, 0, 0 */ |
loopsva | 0:e065ca40f28a | 31 | #define Navy 0x000F /* 0, 0, 128 */ |
loopsva | 0:e065ca40f28a | 32 | #define DarkGreen 0x03E0 /* 0, 128, 0 */ |
loopsva | 0:e065ca40f28a | 33 | #define DarkCyan 0x03EF /* 0, 128, 128 */ |
loopsva | 0:e065ca40f28a | 34 | #define Maroon 0x7800 /* 128, 0, 0 */ |
loopsva | 0:e065ca40f28a | 35 | #define Purple 0x780F /* 128, 0, 128 */ |
loopsva | 0:e065ca40f28a | 36 | #define Olive 0x7BE0 /* 128, 128, 0 */ |
loopsva | 0:e065ca40f28a | 37 | #define LightGrey 0xC618 /* 192, 192, 192 */ |
loopsva | 0:e065ca40f28a | 38 | #define DarkGrey 0x7BEF /* 128, 128, 128 */ |
loopsva | 0:e065ca40f28a | 39 | #define Blue 0x001F /* 0, 0, 255 */ |
loopsva | 0:e065ca40f28a | 40 | #define Green 0x07E0 /* 0, 255, 0 */ |
loopsva | 0:e065ca40f28a | 41 | #define Cyan 0x07FF /* 0, 255, 255 */ |
loopsva | 0:e065ca40f28a | 42 | #define Red 0xF800 /* 255, 0, 0 */ |
loopsva | 0:e065ca40f28a | 43 | #define Magenta 0xF81F /* 255, 0, 255 */ |
loopsva | 0:e065ca40f28a | 44 | #define Yellow 0xFFE0 /* 255, 255, 0 */ |
loopsva | 0:e065ca40f28a | 45 | #define White 0xFFFF /* 255, 255, 255 */ |
loopsva | 0:e065ca40f28a | 46 | |
loopsva | 0:e065ca40f28a | 47 | /** Display control class, based on GraphicsDisplay and TextDisplay |
loopsva | 0:e065ca40f28a | 48 | * |
loopsva | 0:e065ca40f28a | 49 | * Example: |
loopsva | 0:e065ca40f28a | 50 | * @code |
loopsva | 0:e065ca40f28a | 51 | * #include "stdio.h" |
loopsva | 0:e065ca40f28a | 52 | * #include "mbed.h" |
loopsva | 0:e065ca40f28a | 53 | * #include "SPI_TFT.h" |
loopsva | 0:e065ca40f28a | 54 | * #include "string" |
loopsva | 0:e065ca40f28a | 55 | * #include "Arial12x12.h" |
loopsva | 0:e065ca40f28a | 56 | * #include "Arial24x23.h" |
loopsva | 0:e065ca40f28a | 57 | * |
loopsva | 0:e065ca40f28a | 58 | * |
loopsva | 0:e065ca40f28a | 59 | * |
loopsva | 0:e065ca40f28a | 60 | * // the TFT is connected to SPI pin 5-7 |
loopsva | 0:e065ca40f28a | 61 | * SPI_TFT TFT(p5, p6, p7, p8, p15,"TFT"); // mosi, miso, sclk, cs, reset |
loopsva | 0:e065ca40f28a | 62 | * |
loopsva | 0:e065ca40f28a | 63 | * int main() { |
loopsva | 0:e065ca40f28a | 64 | * TFT.claim(stdout); // send stdout to the TFT display |
loopsva | 0:e065ca40f28a | 65 | * //TFT.claim(stderr); // send stderr to the TFT display |
loopsva | 0:e065ca40f28a | 66 | * |
loopsva | 0:e065ca40f28a | 67 | * TFT.background(Black); // set background to black |
loopsva | 0:e065ca40f28a | 68 | * TFT.foreground(White); // set chars to white |
loopsva | 0:e065ca40f28a | 69 | * TFT.cls(); // clear the screen |
loopsva | 0:e065ca40f28a | 70 | * TFT.set_font((unsigned char*) Arial12x12); // select the font |
loopsva | 0:e065ca40f28a | 71 | * |
loopsva | 0:e065ca40f28a | 72 | * TFT.set_orientation(0); |
loopsva | 0:e065ca40f28a | 73 | * TFT.locate(0,0); |
loopsva | 0:e065ca40f28a | 74 | * printf(" Hello Mbed 0"); |
loopsva | 0:e065ca40f28a | 75 | * TFT.set_font((unsigned char*) Arial24x23); // select font 2 |
loopsva | 0:e065ca40f28a | 76 | * TFT.locate(2,5); |
loopsva | 0:e065ca40f28a | 77 | * TFT.printf("Bigger Font"); |
loopsva | 0:e065ca40f28a | 78 | * } |
loopsva | 0:e065ca40f28a | 79 | * @endcode |
loopsva | 0:e065ca40f28a | 80 | */ |
loopsva | 0:e065ca40f28a | 81 | class SPI_TFT : public GraphicsDisplay { |
loopsva | 0:e065ca40f28a | 82 | public: |
loopsva | 0:e065ca40f28a | 83 | |
loopsva | 0:e065ca40f28a | 84 | /** Create a SPI_TFT object connected to SPI and two pins |
loopsva | 0:e065ca40f28a | 85 | * |
loopsva | 0:e065ca40f28a | 86 | * @param mosi,miso,sclk SPI |
loopsva | 0:e065ca40f28a | 87 | * @param cs pin connected to CS of display |
loopsva | 0:e065ca40f28a | 88 | * @param reset pin connected to RESET of display |
loopsva | 0:e065ca40f28a | 89 | * |
loopsva | 0:e065ca40f28a | 90 | */ |
loopsva | 0:e065ca40f28a | 91 | SPI_TFT(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset,const char* name ="TFT"); |
loopsva | 0:e065ca40f28a | 92 | |
loopsva | 0:e065ca40f28a | 93 | /** Get the width of the screen in pixel |
loopsva | 0:e065ca40f28a | 94 | * |
loopsva | 0:e065ca40f28a | 95 | * @param |
loopsva | 0:e065ca40f28a | 96 | * @returns width of screen in pixel |
loopsva | 0:e065ca40f28a | 97 | * |
loopsva | 0:e065ca40f28a | 98 | */ |
loopsva | 0:e065ca40f28a | 99 | virtual int width(); |
loopsva | 0:e065ca40f28a | 100 | |
loopsva | 0:e065ca40f28a | 101 | /** Get the height of the screen in pixel |
loopsva | 0:e065ca40f28a | 102 | * |
loopsva | 0:e065ca40f28a | 103 | * @returns height of screen in pixel |
loopsva | 0:e065ca40f28a | 104 | * |
loopsva | 0:e065ca40f28a | 105 | */ |
loopsva | 0:e065ca40f28a | 106 | virtual int height(); |
loopsva | 0:e065ca40f28a | 107 | |
loopsva | 0:e065ca40f28a | 108 | /** Draw a pixel at x,y with color |
loopsva | 0:e065ca40f28a | 109 | * |
loopsva | 0:e065ca40f28a | 110 | * @param x horizontal position |
loopsva | 0:e065ca40f28a | 111 | * @param y vertical position |
loopsva | 0:e065ca40f28a | 112 | * @param color 16 bit pixel color |
loopsva | 0:e065ca40f28a | 113 | */ |
loopsva | 0:e065ca40f28a | 114 | virtual void pixel(int x, int y, int colour); |
loopsva | 0:e065ca40f28a | 115 | |
loopsva | 0:e065ca40f28a | 116 | /** draw a circle |
loopsva | 0:e065ca40f28a | 117 | * |
loopsva | 0:e065ca40f28a | 118 | * @param x0,y0 center |
loopsva | 0:e065ca40f28a | 119 | * @param r radius |
loopsva | 0:e065ca40f28a | 120 | * @param color 16 bit color * |
loopsva | 0:e065ca40f28a | 121 | * |
loopsva | 0:e065ca40f28a | 122 | */ |
loopsva | 0:e065ca40f28a | 123 | void circle(int x, int y, int r, int colour); |
loopsva | 0:e065ca40f28a | 124 | |
loopsva | 0:e065ca40f28a | 125 | /** draw a filled circle |
loopsva | 0:e065ca40f28a | 126 | * |
loopsva | 0:e065ca40f28a | 127 | * @param x0,y0 center |
loopsva | 0:e065ca40f28a | 128 | * @param r radius |
loopsva | 0:e065ca40f28a | 129 | * @param color 16 bit color * |
loopsva | 0:e065ca40f28a | 130 | * |
loopsva | 0:e065ca40f28a | 131 | * use circle with different radius, |
loopsva | 0:e065ca40f28a | 132 | * can miss some pixel |
loopsva | 0:e065ca40f28a | 133 | */ |
loopsva | 0:e065ca40f28a | 134 | void fillcircle(int x, int y, int r, int colour); |
loopsva | 0:e065ca40f28a | 135 | |
loopsva | 0:e065ca40f28a | 136 | |
loopsva | 0:e065ca40f28a | 137 | |
loopsva | 0:e065ca40f28a | 138 | /** draw a 1 pixel line |
loopsva | 0:e065ca40f28a | 139 | * |
loopsva | 0:e065ca40f28a | 140 | * @param x0,y0 start point |
loopsva | 0:e065ca40f28a | 141 | * @param x1,y1 stop point |
loopsva | 0:e065ca40f28a | 142 | * @param color 16 bit color |
loopsva | 0:e065ca40f28a | 143 | * |
loopsva | 0:e065ca40f28a | 144 | */ |
loopsva | 0:e065ca40f28a | 145 | void line(int x0, int y0, int x1, int y1, int colour); |
loopsva | 0:e065ca40f28a | 146 | |
loopsva | 0:e065ca40f28a | 147 | /** draw a rect |
loopsva | 0:e065ca40f28a | 148 | * |
loopsva | 0:e065ca40f28a | 149 | * @param x0,y0 top left corner |
loopsva | 0:e065ca40f28a | 150 | * @param x1,y1 down right corner |
loopsva | 0:e065ca40f28a | 151 | * @param color 16 bit color |
loopsva | 0:e065ca40f28a | 152 | * * |
loopsva | 0:e065ca40f28a | 153 | */ |
loopsva | 0:e065ca40f28a | 154 | void rect(int x0, int y0, int x1, int y1, int colour); |
loopsva | 0:e065ca40f28a | 155 | |
loopsva | 0:e065ca40f28a | 156 | /** draw a filled rect |
loopsva | 0:e065ca40f28a | 157 | * |
loopsva | 0:e065ca40f28a | 158 | * @param x0,y0 top left corner |
loopsva | 0:e065ca40f28a | 159 | * @param x1,y1 down right corner |
loopsva | 0:e065ca40f28a | 160 | * @param color 16 bit color |
loopsva | 0:e065ca40f28a | 161 | * |
loopsva | 0:e065ca40f28a | 162 | */ |
loopsva | 0:e065ca40f28a | 163 | void fillrect(int x0, int y0, int x1, int y1, int colour); |
loopsva | 0:e065ca40f28a | 164 | |
loopsva | 0:e065ca40f28a | 165 | /** setup cursor position |
loopsva | 0:e065ca40f28a | 166 | * |
loopsva | 0:e065ca40f28a | 167 | * @param column 0 to max |
loopsva | 0:e065ca40f28a | 168 | * @param row 0 to max |
loopsva | 0:e065ca40f28a | 169 | * max depend on font size |
loopsva | 0:e065ca40f28a | 170 | */ |
loopsva | 0:e065ca40f28a | 171 | void locate(int column, int row); |
loopsva | 0:e065ca40f28a | 172 | |
loopsva | 0:e065ca40f28a | 173 | /** Fill the screen with _backgroun color |
loopsva | 0:e065ca40f28a | 174 | * |
loopsva | 0:e065ca40f28a | 175 | */ |
loopsva | 0:e065ca40f28a | 176 | virtual void cls (void); |
loopsva | 0:e065ca40f28a | 177 | |
loopsva | 0:e065ca40f28a | 178 | /** calculate the max number of char in a line |
loopsva | 0:e065ca40f28a | 179 | * |
loopsva | 0:e065ca40f28a | 180 | * @returns max columns |
loopsva | 0:e065ca40f28a | 181 | * depends on actual font size |
loopsva | 0:e065ca40f28a | 182 | * |
loopsva | 0:e065ca40f28a | 183 | */ |
loopsva | 0:e065ca40f28a | 184 | int columns(void); |
loopsva | 0:e065ca40f28a | 185 | |
loopsva | 0:e065ca40f28a | 186 | /** calculate the max number of columns |
loopsva | 0:e065ca40f28a | 187 | * |
loopsva | 0:e065ca40f28a | 188 | * @returns max column |
loopsva | 0:e065ca40f28a | 189 | * depends on actual font size |
loopsva | 0:e065ca40f28a | 190 | * |
loopsva | 0:e065ca40f28a | 191 | */ |
loopsva | 0:e065ca40f28a | 192 | int rows(void); |
loopsva | 0:e065ca40f28a | 193 | |
loopsva | 0:e065ca40f28a | 194 | /** put a char on the screen |
loopsva | 0:e065ca40f28a | 195 | * |
loopsva | 0:e065ca40f28a | 196 | * @param value char to print |
loopsva | 0:e065ca40f28a | 197 | * @returns printed char |
loopsva | 0:e065ca40f28a | 198 | * |
loopsva | 0:e065ca40f28a | 199 | */ |
loopsva | 0:e065ca40f28a | 200 | int _putc(int value); |
loopsva | 0:e065ca40f28a | 201 | |
loopsva | 0:e065ca40f28a | 202 | /** draw a character on given position out of the active font to the TFT |
loopsva | 0:e065ca40f28a | 203 | * |
loopsva | 0:e065ca40f28a | 204 | * @param col column |
loopsva | 0:e065ca40f28a | 205 | * @param row row |
loopsva | 0:e065ca40f28a | 206 | * @param c char to print |
loopsva | 0:e065ca40f28a | 207 | * |
loopsva | 0:e065ca40f28a | 208 | */ |
loopsva | 0:e065ca40f28a | 209 | virtual void character(int col, int row, int c); |
loopsva | 0:e065ca40f28a | 210 | |
loopsva | 0:e065ca40f28a | 211 | /** paint a bitmap on the TFT |
loopsva | 0:e065ca40f28a | 212 | * |
loopsva | 0:e065ca40f28a | 213 | * @param x,y : upper left corner |
loopsva | 0:e065ca40f28a | 214 | * @param w width of bitmap |
loopsva | 0:e065ca40f28a | 215 | * @param h high of bitmap |
loopsva | 0:e065ca40f28a | 216 | * @param *bitmap pointer to the bitmap data |
loopsva | 0:e065ca40f28a | 217 | * |
loopsva | 0:e065ca40f28a | 218 | * bitmap format: 16 bit R5 G6 B5 |
loopsva | 0:e065ca40f28a | 219 | * |
loopsva | 0:e065ca40f28a | 220 | * use Gimp to create / load , save as BMP, option 16 bit R5 G6 B5 |
loopsva | 0:e065ca40f28a | 221 | * use winhex to load this file and mark data stating at offset 0x46 to end |
loopsva | 0:e065ca40f28a | 222 | * use edit -> copy block -> C Source to export C array |
loopsva | 0:e065ca40f28a | 223 | * paste this array into your program |
loopsva | 0:e065ca40f28a | 224 | * |
loopsva | 0:e065ca40f28a | 225 | */ |
loopsva | 0:e065ca40f28a | 226 | void Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap); |
loopsva | 0:e065ca40f28a | 227 | |
loopsva | 0:e065ca40f28a | 228 | /** select the font to use |
loopsva | 0:e065ca40f28a | 229 | * |
loopsva | 0:e065ca40f28a | 230 | * @param f pointer to font array |
loopsva | 0:e065ca40f28a | 231 | * |
loopsva | 0:e065ca40f28a | 232 | * font array can created with GLCD Font Creator from http://www.mikroe.com |
loopsva | 0:e065ca40f28a | 233 | * you have to add 4 parameter at the beginning of the font array to use: |
loopsva | 0:e065ca40f28a | 234 | * - the number of byte / char |
loopsva | 0:e065ca40f28a | 235 | * - the vertial size in pixel |
loopsva | 0:e065ca40f28a | 236 | * - the horizontal size in pixel |
loopsva | 0:e065ca40f28a | 237 | * - the number of byte per vertical line |
loopsva | 0:e065ca40f28a | 238 | * you also have to change the array to char[] |
loopsva | 0:e065ca40f28a | 239 | * |
loopsva | 0:e065ca40f28a | 240 | */ |
loopsva | 0:e065ca40f28a | 241 | void set_font(unsigned char* f); |
loopsva | 0:e065ca40f28a | 242 | |
loopsva | 0:e065ca40f28a | 243 | /** Set the orientation of the screen |
loopsva | 0:e065ca40f28a | 244 | * x,y: 0,0 is always top left |
loopsva | 0:e065ca40f28a | 245 | * |
loopsva | 0:e065ca40f28a | 246 | * @param o direction to use the screen (0-3) 90� Steps |
loopsva | 0:e065ca40f28a | 247 | * |
loopsva | 0:e065ca40f28a | 248 | */ |
loopsva | 0:e065ca40f28a | 249 | void set_orientation(unsigned int o); |
loopsva | 0:e065ca40f28a | 250 | |
loopsva | 0:e065ca40f28a | 251 | SPI _spi; |
loopsva | 0:e065ca40f28a | 252 | DigitalOut _cs; |
loopsva | 0:e065ca40f28a | 253 | DigitalOut _reset; |
loopsva | 0:e065ca40f28a | 254 | unsigned char* font; |
loopsva | 0:e065ca40f28a | 255 | |
loopsva | 0:e065ca40f28a | 256 | protected: |
loopsva | 0:e065ca40f28a | 257 | |
loopsva | 0:e065ca40f28a | 258 | /** draw a horizontal line |
loopsva | 0:e065ca40f28a | 259 | * |
loopsva | 0:e065ca40f28a | 260 | * @param x0 horizontal start |
loopsva | 0:e065ca40f28a | 261 | * @param x1 horizontal stop |
loopsva | 0:e065ca40f28a | 262 | * @param y vertical position |
loopsva | 0:e065ca40f28a | 263 | * @param color 16 bit color |
loopsva | 0:e065ca40f28a | 264 | * |
loopsva | 0:e065ca40f28a | 265 | */ |
loopsva | 0:e065ca40f28a | 266 | void hline(int x0, int x1, int y, int colour); |
loopsva | 0:e065ca40f28a | 267 | |
loopsva | 0:e065ca40f28a | 268 | /** draw a vertical line |
loopsva | 0:e065ca40f28a | 269 | * |
loopsva | 0:e065ca40f28a | 270 | * @param x horizontal position |
loopsva | 0:e065ca40f28a | 271 | * @param y0 vertical start |
loopsva | 0:e065ca40f28a | 272 | * @param y1 vertical stop |
loopsva | 0:e065ca40f28a | 273 | * @param color 16 bit color |
loopsva | 0:e065ca40f28a | 274 | */ |
loopsva | 0:e065ca40f28a | 275 | void vline(int y0, int y1, int x, int colour); |
loopsva | 0:e065ca40f28a | 276 | |
loopsva | 0:e065ca40f28a | 277 | /** Set draw window region |
loopsva | 0:e065ca40f28a | 278 | * |
loopsva | 0:e065ca40f28a | 279 | * @param x horizontal position |
loopsva | 0:e065ca40f28a | 280 | * @param y vertical position |
loopsva | 0:e065ca40f28a | 281 | * @param w window width in pixel |
loopsva | 0:e065ca40f28a | 282 | * @param h window height in pixels |
loopsva | 0:e065ca40f28a | 283 | */ |
loopsva | 0:e065ca40f28a | 284 | void window (unsigned int x, unsigned int y, unsigned int w, unsigned int h); |
loopsva | 0:e065ca40f28a | 285 | |
loopsva | 0:e065ca40f28a | 286 | /** Set draw window region to whole screen |
loopsva | 0:e065ca40f28a | 287 | * |
loopsva | 0:e065ca40f28a | 288 | */ |
loopsva | 0:e065ca40f28a | 289 | void WindowMax (void); |
loopsva | 0:e065ca40f28a | 290 | |
loopsva | 0:e065ca40f28a | 291 | /** Init the HX8347D controller |
loopsva | 0:e065ca40f28a | 292 | * |
loopsva | 0:e065ca40f28a | 293 | */ |
loopsva | 0:e065ca40f28a | 294 | void tft_reset(); |
loopsva | 0:e065ca40f28a | 295 | |
loopsva | 0:e065ca40f28a | 296 | /** Write data to the LCD controller |
loopsva | 0:e065ca40f28a | 297 | * |
loopsva | 0:e065ca40f28a | 298 | * @param dat data written to LCD controller |
loopsva | 0:e065ca40f28a | 299 | * |
loopsva | 0:e065ca40f28a | 300 | */ |
loopsva | 0:e065ca40f28a | 301 | void wr_dat(int value); |
loopsva | 0:e065ca40f28a | 302 | |
loopsva | 0:e065ca40f28a | 303 | /** Write a command the LCD controller |
loopsva | 0:e065ca40f28a | 304 | * |
loopsva | 0:e065ca40f28a | 305 | * @param cmd: command to be written |
loopsva | 0:e065ca40f28a | 306 | * |
loopsva | 0:e065ca40f28a | 307 | */ |
loopsva | 0:e065ca40f28a | 308 | void wr_cmd(int value); |
loopsva | 0:e065ca40f28a | 309 | |
loopsva | 0:e065ca40f28a | 310 | /** Start data sequence to the LCD controller |
loopsva | 0:e065ca40f28a | 311 | * |
loopsva | 0:e065ca40f28a | 312 | */ |
loopsva | 0:e065ca40f28a | 313 | void wr_dat_start(); |
loopsva | 0:e065ca40f28a | 314 | |
loopsva | 0:e065ca40f28a | 315 | /** Stop of data writing to the LCD controller |
loopsva | 0:e065ca40f28a | 316 | * |
loopsva | 0:e065ca40f28a | 317 | */ |
loopsva | 0:e065ca40f28a | 318 | void wr_dat_stop(); |
loopsva | 0:e065ca40f28a | 319 | |
loopsva | 0:e065ca40f28a | 320 | /** write data to the LCD controller |
loopsva | 0:e065ca40f28a | 321 | * |
loopsva | 0:e065ca40f28a | 322 | * @param data to be written |
loopsva | 0:e065ca40f28a | 323 | * * |
loopsva | 0:e065ca40f28a | 324 | */ |
loopsva | 0:e065ca40f28a | 325 | void wr_dat_only(unsigned short dat); |
loopsva | 0:e065ca40f28a | 326 | |
loopsva | 0:e065ca40f28a | 327 | /** Read data from the LCD controller |
loopsva | 0:e065ca40f28a | 328 | * |
loopsva | 0:e065ca40f28a | 329 | * @returns data from LCD controller |
loopsva | 0:e065ca40f28a | 330 | * |
loopsva | 0:e065ca40f28a | 331 | */ |
loopsva | 0:e065ca40f28a | 332 | unsigned short rd_dat(void); |
loopsva | 0:e065ca40f28a | 333 | |
loopsva | 0:e065ca40f28a | 334 | /** Write a value to the to a LCD register |
loopsva | 0:e065ca40f28a | 335 | * |
loopsva | 0:e065ca40f28a | 336 | * @param reg register to be written |
loopsva | 0:e065ca40f28a | 337 | * @param val data to be written |
loopsva | 0:e065ca40f28a | 338 | */ |
loopsva | 0:e065ca40f28a | 339 | void wr_reg (unsigned char reg, unsigned short val); |
loopsva | 0:e065ca40f28a | 340 | |
loopsva | 0:e065ca40f28a | 341 | /** Read a LCD register |
loopsva | 0:e065ca40f28a | 342 | * |
loopsva | 0:e065ca40f28a | 343 | * @param reg register to be read |
loopsva | 0:e065ca40f28a | 344 | * @returns value of the register |
loopsva | 0:e065ca40f28a | 345 | */ |
loopsva | 0:e065ca40f28a | 346 | unsigned short rd_reg (unsigned char reg); |
loopsva | 0:e065ca40f28a | 347 | |
loopsva | 0:e065ca40f28a | 348 | unsigned int orientation; |
loopsva | 0:e065ca40f28a | 349 | unsigned int char_x; |
loopsva | 0:e065ca40f28a | 350 | |
loopsva | 0:e065ca40f28a | 351 | }; |
loopsva | 0:e065ca40f28a | 352 | |
loopsva | 0:e065ca40f28a | 353 | #endif |