- ANALOG METER, initial offering - Emulation of an analog/mechanical meter using the SPI TFT display \"http://mbed.org/cookbook/SPI-driven-QVGA-TFT\" (touch not used) Meter takes an integer number from 0 - 100 and uses that number to position the meter\'s needle - An additional auto-scaling feature allows for + floating numbers from 0.0 - 10000.0 in \"NewfNumb\" Scaling is noted two ways a. Color of the meter body changes b. A text scale factor is displayed in the upper, right-hand corner, near the full scale reading Value of \"NewfNumb\" Meter_Body Scale_Factor < -0.0 Blue 0 0.1 - 9.9 Green x1 10.0 - 99.0 Yellow x10 100.0 - 999.0 Orange x100 1000.0 - 9990.0 Red x1k >= 10000.0 Red peg! - If NewfNumb is > 600.0, a flashing yellow warning message appears in the center of the meter movement - The date and time are displayed in the lower right corner of the display - The value of NewfNumb being shown in the movement is also displayed in the lower left coener of the display - A timer ISR automatically updates the meter\'s movement Other Stuff: - Additional demo test program, walks analog meter up and down through all auto scales by manipulating the value of NewfNumb - USB serial port used to dump a few messages. Not needed, set to 921600 BAUD - LED1 slowly gets brighter and dimmer as main loop runs - If for some reason, the \"MeterNumber\" int register ends up >100 or <0, a Purple display appears at 50% movement with a \"bad#\" scale factor - There is NO provision for setting the RTC. Note that TimeZone and DST are added to the RTC number
SPI_TFT/SPI_TFT.h@0:fc70640071d2, 2012-01-31 (annotated)
- Committer:
- loopsva
- Date:
- Tue Jan 31 19:40:57 2012 +0000
- Revision:
- 0:fc70640071d2
100
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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loopsva | 0:fc70640071d2 | 1 | /* mbed library for 240*320 pixel display TFT based on HX8347D LCD Controller |
loopsva | 0:fc70640071d2 | 2 | * Copyright (c) 2011 Peter Drescher - DC2PD |
loopsva | 0:fc70640071d2 | 3 | * |
loopsva | 0:fc70640071d2 | 4 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
loopsva | 0:fc70640071d2 | 5 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
loopsva | 0:fc70640071d2 | 6 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
loopsva | 0:fc70640071d2 | 7 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
loopsva | 0:fc70640071d2 | 8 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
loopsva | 0:fc70640071d2 | 9 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
loopsva | 0:fc70640071d2 | 10 | * THE SOFTWARE. |
loopsva | 0:fc70640071d2 | 11 | */ |
loopsva | 0:fc70640071d2 | 12 | |
loopsva | 0:fc70640071d2 | 13 | /* change the char position handling |
loopsva | 0:fc70640071d2 | 14 | * use pixel (x,y) instadt of colum row */ |
loopsva | 0:fc70640071d2 | 15 | |
loopsva | 0:fc70640071d2 | 16 | |
loopsva | 0:fc70640071d2 | 17 | #ifndef MBED_SPI_TFT_H |
loopsva | 0:fc70640071d2 | 18 | #define MBED_SPI_TFT_H |
loopsva | 0:fc70640071d2 | 19 | |
loopsva | 0:fc70640071d2 | 20 | |
loopsva | 0:fc70640071d2 | 21 | #include "mbed.h" |
loopsva | 0:fc70640071d2 | 22 | #include "GraphicsDisplay.h" |
loopsva | 0:fc70640071d2 | 23 | |
loopsva | 0:fc70640071d2 | 24 | #define RGB(r,g,b) (((r&0xF8)<<8)|((g&0xFC)<<3)|((b&0xF8)>>3)) //5 red | 6 green | 5 blue |
loopsva | 0:fc70640071d2 | 25 | |
loopsva | 0:fc70640071d2 | 26 | #define SPI_START (0x70) /* Start byte for SPI transfer */ |
loopsva | 0:fc70640071d2 | 27 | #define SPI_RD (0x01) /* WR bit 1 within start */ |
loopsva | 0:fc70640071d2 | 28 | #define SPI_WR (0x00) /* WR bit 0 within start */ |
loopsva | 0:fc70640071d2 | 29 | #define SPI_DATA (0x02) /* RS bit 1 within start byte */ |
loopsva | 0:fc70640071d2 | 30 | #define SPI_INDEX (0x00) /* RS bit 0 within start byte */ |
loopsva | 0:fc70640071d2 | 31 | |
loopsva | 0:fc70640071d2 | 32 | |
loopsva | 0:fc70640071d2 | 33 | /* some RGB color definitions */ |
loopsva | 0:fc70640071d2 | 34 | #define Black 0x0000 /* 0, 0, 0 */ |
loopsva | 0:fc70640071d2 | 35 | #define Navy 0x000F /* 0, 0, 128 */ |
loopsva | 0:fc70640071d2 | 36 | #define DarkGreen 0x03E0 /* 0, 128, 0 */ |
loopsva | 0:fc70640071d2 | 37 | #define DarkCyan 0x03EF /* 0, 128, 128 */ |
loopsva | 0:fc70640071d2 | 38 | #define Maroon 0x7800 /* 128, 0, 0 */ |
loopsva | 0:fc70640071d2 | 39 | #define Purple 0x780F /* 128, 0, 128 */ |
loopsva | 0:fc70640071d2 | 40 | #define Olive 0x7BE0 /* 128, 128, 0 */ |
loopsva | 0:fc70640071d2 | 41 | #define LightGrey 0xC618 /* 192, 192, 192 */ |
loopsva | 0:fc70640071d2 | 42 | #define DarkGrey 0x7BEF /* 128, 128, 128 */ |
loopsva | 0:fc70640071d2 | 43 | #define Blue 0x001F /* 0, 0, 255 */ |
loopsva | 0:fc70640071d2 | 44 | #define Green 0x07E0 /* 0, 255, 0 */ |
loopsva | 0:fc70640071d2 | 45 | #define Cyan 0x07FF /* 0, 255, 255 */ |
loopsva | 0:fc70640071d2 | 46 | #define Red 0xF800 /* 255, 0, 0 */ |
loopsva | 0:fc70640071d2 | 47 | #define Magenta 0xF81F /* 255, 0, 255 */ |
loopsva | 0:fc70640071d2 | 48 | #define Yellow 0xFFE0 /* 255, 255, 0 */ |
loopsva | 0:fc70640071d2 | 49 | #define White 0xFFFF /* 255, 255, 255 */ |
loopsva | 0:fc70640071d2 | 50 | #define Orange 0xFD20 /* 255, 165, 0 */ |
loopsva | 0:fc70640071d2 | 51 | #define GreenYellow 0xAFE5 /* 173, 255, 47 */ |
loopsva | 0:fc70640071d2 | 52 | |
loopsva | 0:fc70640071d2 | 53 | |
loopsva | 0:fc70640071d2 | 54 | /** Display control class, based on GraphicsDisplay and TextDisplay |
loopsva | 0:fc70640071d2 | 55 | * |
loopsva | 0:fc70640071d2 | 56 | * Example: |
loopsva | 0:fc70640071d2 | 57 | * @code |
loopsva | 0:fc70640071d2 | 58 | * #include "stdio.h" |
loopsva | 0:fc70640071d2 | 59 | * #include "mbed.h" |
loopsva | 0:fc70640071d2 | 60 | * #include "SPI_TFT.h" |
loopsva | 0:fc70640071d2 | 61 | * #include "string" |
loopsva | 0:fc70640071d2 | 62 | * #include "Arial12x12.h" |
loopsva | 0:fc70640071d2 | 63 | * #include "Arial24x23.h" |
loopsva | 0:fc70640071d2 | 64 | * |
loopsva | 0:fc70640071d2 | 65 | * |
loopsva | 0:fc70640071d2 | 66 | * |
loopsva | 0:fc70640071d2 | 67 | * // the TFT is connected to SPI pin 5-7 |
loopsva | 0:fc70640071d2 | 68 | * SPI_TFT TFT(p5, p6, p7, p8, p15,"TFT"); // mosi, miso, sclk, cs, reset |
loopsva | 0:fc70640071d2 | 69 | * |
loopsva | 0:fc70640071d2 | 70 | * int main() { |
loopsva | 0:fc70640071d2 | 71 | * TFT.claim(stdout); // send stdout to the TFT display |
loopsva | 0:fc70640071d2 | 72 | * //TFT.claim(stderr); // send stderr to the TFT display |
loopsva | 0:fc70640071d2 | 73 | * |
loopsva | 0:fc70640071d2 | 74 | * TFT.background(Black); // set background to black |
loopsva | 0:fc70640071d2 | 75 | * TFT.foreground(White); // set chars to white |
loopsva | 0:fc70640071d2 | 76 | * TFT.cls(); // clear the screen |
loopsva | 0:fc70640071d2 | 77 | * TFT.set_font((unsigned char*) Arial12x12); // select the font |
loopsva | 0:fc70640071d2 | 78 | * |
loopsva | 0:fc70640071d2 | 79 | * TFT.set_orientation(0); |
loopsva | 0:fc70640071d2 | 80 | * TFT.locate(0,0); |
loopsva | 0:fc70640071d2 | 81 | * printf(" Hello Mbed 0"); |
loopsva | 0:fc70640071d2 | 82 | * TFT.set_font((unsigned char*) Arial24x23); // select font 2 |
loopsva | 0:fc70640071d2 | 83 | * TFT.locate(48,115); |
loopsva | 0:fc70640071d2 | 84 | * TFT.printf("Bigger Font"); |
loopsva | 0:fc70640071d2 | 85 | * } |
loopsva | 0:fc70640071d2 | 86 | * @endcode |
loopsva | 0:fc70640071d2 | 87 | */ |
loopsva | 0:fc70640071d2 | 88 | class SPI_TFT : public GraphicsDisplay { |
loopsva | 0:fc70640071d2 | 89 | public: |
loopsva | 0:fc70640071d2 | 90 | |
loopsva | 0:fc70640071d2 | 91 | /** Create a SPI_TFT object connected to SPI and two pins |
loopsva | 0:fc70640071d2 | 92 | * |
loopsva | 0:fc70640071d2 | 93 | * @param mosi,miso,sclk SPI |
loopsva | 0:fc70640071d2 | 94 | * @param cs pin connected to CS of display |
loopsva | 0:fc70640071d2 | 95 | * @param reset pin connected to RESET of display |
loopsva | 0:fc70640071d2 | 96 | * |
loopsva | 0:fc70640071d2 | 97 | */ |
loopsva | 0:fc70640071d2 | 98 | SPI_TFT(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset,const char* name ="TFT"); |
loopsva | 0:fc70640071d2 | 99 | |
loopsva | 0:fc70640071d2 | 100 | /** Get the width of the screen in pixel |
loopsva | 0:fc70640071d2 | 101 | * |
loopsva | 0:fc70640071d2 | 102 | * @param |
loopsva | 0:fc70640071d2 | 103 | * @returns width of screen in pixel |
loopsva | 0:fc70640071d2 | 104 | * |
loopsva | 0:fc70640071d2 | 105 | */ |
loopsva | 0:fc70640071d2 | 106 | virtual int width(); |
loopsva | 0:fc70640071d2 | 107 | |
loopsva | 0:fc70640071d2 | 108 | /** Get the height of the screen in pixel |
loopsva | 0:fc70640071d2 | 109 | * |
loopsva | 0:fc70640071d2 | 110 | * @returns height of screen in pixel |
loopsva | 0:fc70640071d2 | 111 | * |
loopsva | 0:fc70640071d2 | 112 | */ |
loopsva | 0:fc70640071d2 | 113 | virtual int height(); |
loopsva | 0:fc70640071d2 | 114 | |
loopsva | 0:fc70640071d2 | 115 | /** Draw a pixel at x,y with color |
loopsva | 0:fc70640071d2 | 116 | * |
loopsva | 0:fc70640071d2 | 117 | * @param x horizontal position |
loopsva | 0:fc70640071d2 | 118 | * @param y vertical position |
loopsva | 0:fc70640071d2 | 119 | * @param color 16 bit pixel color |
loopsva | 0:fc70640071d2 | 120 | */ |
loopsva | 0:fc70640071d2 | 121 | virtual void pixel(int x, int y, int colour); |
loopsva | 0:fc70640071d2 | 122 | |
loopsva | 0:fc70640071d2 | 123 | /** draw a circle |
loopsva | 0:fc70640071d2 | 124 | * |
loopsva | 0:fc70640071d2 | 125 | * @param x0,y0 center |
loopsva | 0:fc70640071d2 | 126 | * @param r radius |
loopsva | 0:fc70640071d2 | 127 | * @param color 16 bit color * |
loopsva | 0:fc70640071d2 | 128 | * |
loopsva | 0:fc70640071d2 | 129 | */ |
loopsva | 0:fc70640071d2 | 130 | void circle(int x, int y, int r, int colour); |
loopsva | 0:fc70640071d2 | 131 | |
loopsva | 0:fc70640071d2 | 132 | /** draw a filled circle |
loopsva | 0:fc70640071d2 | 133 | * |
loopsva | 0:fc70640071d2 | 134 | * @param x0,y0 center |
loopsva | 0:fc70640071d2 | 135 | * @param r radius |
loopsva | 0:fc70640071d2 | 136 | * @param color 16 bit color * |
loopsva | 0:fc70640071d2 | 137 | * |
loopsva | 0:fc70640071d2 | 138 | * use circle with different radius, |
loopsva | 0:fc70640071d2 | 139 | * can miss some pixel |
loopsva | 0:fc70640071d2 | 140 | */ |
loopsva | 0:fc70640071d2 | 141 | void fillcircle(int x, int y, int r, int colour); |
loopsva | 0:fc70640071d2 | 142 | |
loopsva | 0:fc70640071d2 | 143 | |
loopsva | 0:fc70640071d2 | 144 | |
loopsva | 0:fc70640071d2 | 145 | /** draw a 1 pixel line |
loopsva | 0:fc70640071d2 | 146 | * |
loopsva | 0:fc70640071d2 | 147 | * @param x0,y0 start point |
loopsva | 0:fc70640071d2 | 148 | * @param x1,y1 stop point |
loopsva | 0:fc70640071d2 | 149 | * @param color 16 bit color |
loopsva | 0:fc70640071d2 | 150 | * |
loopsva | 0:fc70640071d2 | 151 | */ |
loopsva | 0:fc70640071d2 | 152 | void line(int x0, int y0, int x1, int y1, int colour); |
loopsva | 0:fc70640071d2 | 153 | |
loopsva | 0:fc70640071d2 | 154 | /** draw a rect |
loopsva | 0:fc70640071d2 | 155 | * |
loopsva | 0:fc70640071d2 | 156 | * @param x0,y0 top left corner |
loopsva | 0:fc70640071d2 | 157 | * @param x1,y1 down right corner |
loopsva | 0:fc70640071d2 | 158 | * @param color 16 bit color |
loopsva | 0:fc70640071d2 | 159 | * * |
loopsva | 0:fc70640071d2 | 160 | */ |
loopsva | 0:fc70640071d2 | 161 | void rect(int x0, int y0, int x1, int y1, int colour); |
loopsva | 0:fc70640071d2 | 162 | |
loopsva | 0:fc70640071d2 | 163 | /** draw a filled rect |
loopsva | 0:fc70640071d2 | 164 | * |
loopsva | 0:fc70640071d2 | 165 | * @param x0,y0 top left corner |
loopsva | 0:fc70640071d2 | 166 | * @param x1,y1 down right corner |
loopsva | 0:fc70640071d2 | 167 | * @param color 16 bit color |
loopsva | 0:fc70640071d2 | 168 | * |
loopsva | 0:fc70640071d2 | 169 | */ |
loopsva | 0:fc70640071d2 | 170 | void fillrect(int x0, int y0, int x1, int y1, int colour); |
loopsva | 0:fc70640071d2 | 171 | |
loopsva | 0:fc70640071d2 | 172 | /** setup cursor position |
loopsva | 0:fc70640071d2 | 173 | * |
loopsva | 0:fc70640071d2 | 174 | * @param x x-position (top left) |
loopsva | 0:fc70640071d2 | 175 | * @param y y-position |
loopsva | 0:fc70640071d2 | 176 | */ |
loopsva | 0:fc70640071d2 | 177 | void locate(int x, int y); |
loopsva | 0:fc70640071d2 | 178 | |
loopsva | 0:fc70640071d2 | 179 | /** Fill the screen with _backgroun color |
loopsva | 0:fc70640071d2 | 180 | * |
loopsva | 0:fc70640071d2 | 181 | */ |
loopsva | 0:fc70640071d2 | 182 | virtual void cls (void); |
loopsva | 0:fc70640071d2 | 183 | |
loopsva | 0:fc70640071d2 | 184 | /** calculate the max number of char in a line |
loopsva | 0:fc70640071d2 | 185 | * |
loopsva | 0:fc70640071d2 | 186 | * @returns max columns |
loopsva | 0:fc70640071d2 | 187 | * depends on actual font size |
loopsva | 0:fc70640071d2 | 188 | * |
loopsva | 0:fc70640071d2 | 189 | */ |
loopsva | 0:fc70640071d2 | 190 | int columns(void); |
loopsva | 0:fc70640071d2 | 191 | |
loopsva | 0:fc70640071d2 | 192 | /** calculate the max number of columns |
loopsva | 0:fc70640071d2 | 193 | * |
loopsva | 0:fc70640071d2 | 194 | * @returns max column |
loopsva | 0:fc70640071d2 | 195 | * depends on actual font size |
loopsva | 0:fc70640071d2 | 196 | * |
loopsva | 0:fc70640071d2 | 197 | */ |
loopsva | 0:fc70640071d2 | 198 | int rows(void); |
loopsva | 0:fc70640071d2 | 199 | |
loopsva | 0:fc70640071d2 | 200 | /** put a char on the screen |
loopsva | 0:fc70640071d2 | 201 | * |
loopsva | 0:fc70640071d2 | 202 | * @param value char to print |
loopsva | 0:fc70640071d2 | 203 | * @returns printed char |
loopsva | 0:fc70640071d2 | 204 | * |
loopsva | 0:fc70640071d2 | 205 | */ |
loopsva | 0:fc70640071d2 | 206 | int _putc(int value); |
loopsva | 0:fc70640071d2 | 207 | |
loopsva | 0:fc70640071d2 | 208 | /** draw a character on given position out of the active font to the TFT |
loopsva | 0:fc70640071d2 | 209 | * |
loopsva | 0:fc70640071d2 | 210 | * @param x x-position of char (top left) |
loopsva | 0:fc70640071d2 | 211 | * @param y y-position |
loopsva | 0:fc70640071d2 | 212 | * @param c char to print |
loopsva | 0:fc70640071d2 | 213 | * |
loopsva | 0:fc70640071d2 | 214 | */ |
loopsva | 0:fc70640071d2 | 215 | virtual void character(int x, int y, int c); |
loopsva | 0:fc70640071d2 | 216 | |
loopsva | 0:fc70640071d2 | 217 | /** paint a bitmap on the TFT |
loopsva | 0:fc70640071d2 | 218 | * |
loopsva | 0:fc70640071d2 | 219 | * @param x,y : upper left corner |
loopsva | 0:fc70640071d2 | 220 | * @param w width of bitmap |
loopsva | 0:fc70640071d2 | 221 | * @param h high of bitmap |
loopsva | 0:fc70640071d2 | 222 | * @param *bitmap pointer to the bitmap data |
loopsva | 0:fc70640071d2 | 223 | * |
loopsva | 0:fc70640071d2 | 224 | * bitmap format: 16 bit R5 G6 B5 |
loopsva | 0:fc70640071d2 | 225 | * |
loopsva | 0:fc70640071d2 | 226 | * use Gimp to create / load , save as BMP, option 16 bit R5 G6 B5 |
loopsva | 0:fc70640071d2 | 227 | * use winhex to load this file and mark data stating at offset 0x46 to end |
loopsva | 0:fc70640071d2 | 228 | * use edit -> copy block -> C Source to export C array |
loopsva | 0:fc70640071d2 | 229 | * paste this array into your program |
loopsva | 0:fc70640071d2 | 230 | * |
loopsva | 0:fc70640071d2 | 231 | * define the array as static const unsigned char to put it into flash memory |
loopsva | 0:fc70640071d2 | 232 | * cast the pointer to (unsigned char *) : |
loopsva | 0:fc70640071d2 | 233 | * tft.Bitmap(10,40,309,50,(unsigned char *)scala); |
loopsva | 0:fc70640071d2 | 234 | */ |
loopsva | 0:fc70640071d2 | 235 | void Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap); |
loopsva | 0:fc70640071d2 | 236 | |
loopsva | 0:fc70640071d2 | 237 | |
loopsva | 0:fc70640071d2 | 238 | /** paint a 16 bit BMP from local filesytem on the TFT (slow) |
loopsva | 0:fc70640071d2 | 239 | * |
loopsva | 0:fc70640071d2 | 240 | * @param x,y : upper left corner |
loopsva | 0:fc70640071d2 | 241 | * @param *Name_BMP name of the BMP file |
loopsva | 0:fc70640071d2 | 242 | * @returns 1 if bmp file was found and painted |
loopsva | 0:fc70640071d2 | 243 | * @returns -1 if bmp file was found not found |
loopsva | 0:fc70640071d2 | 244 | * @returns -2 if bmp file is not 16bit |
loopsva | 0:fc70640071d2 | 245 | * @returns -3 if bmp file is to big for screen |
loopsva | 0:fc70640071d2 | 246 | * @returns -4 if buffer malloc go wrong |
loopsva | 0:fc70640071d2 | 247 | * |
loopsva | 0:fc70640071d2 | 248 | * bitmap format: 16 bit R5 G6 B5 |
loopsva | 0:fc70640071d2 | 249 | * |
loopsva | 0:fc70640071d2 | 250 | * use Gimp to create / load , save as BMP, option 16 bit R5 G6 B5 |
loopsva | 0:fc70640071d2 | 251 | * copy to internal file system |
loopsva | 0:fc70640071d2 | 252 | * |
loopsva | 0:fc70640071d2 | 253 | */ |
loopsva | 0:fc70640071d2 | 254 | |
loopsva | 0:fc70640071d2 | 255 | int BMP_16(unsigned int x, unsigned int y, const char *Name_BMP); |
loopsva | 0:fc70640071d2 | 256 | |
loopsva | 0:fc70640071d2 | 257 | |
loopsva | 0:fc70640071d2 | 258 | |
loopsva | 0:fc70640071d2 | 259 | /** select the font to use |
loopsva | 0:fc70640071d2 | 260 | * |
loopsva | 0:fc70640071d2 | 261 | * @param f pointer to font array |
loopsva | 0:fc70640071d2 | 262 | * |
loopsva | 0:fc70640071d2 | 263 | * font array can created with GLCD Font Creator from http://www.mikroe.com |
loopsva | 0:fc70640071d2 | 264 | * you have to add 4 parameter at the beginning of the font array to use: |
loopsva | 0:fc70640071d2 | 265 | * - the number of byte / char |
loopsva | 0:fc70640071d2 | 266 | * - the vertial size in pixel |
loopsva | 0:fc70640071d2 | 267 | * - the horizontal size in pixel |
loopsva | 0:fc70640071d2 | 268 | * - the number of byte per vertical line |
loopsva | 0:fc70640071d2 | 269 | * you also have to change the array to char[] |
loopsva | 0:fc70640071d2 | 270 | * |
loopsva | 0:fc70640071d2 | 271 | */ |
loopsva | 0:fc70640071d2 | 272 | void set_font(unsigned char* f); |
loopsva | 0:fc70640071d2 | 273 | |
loopsva | 0:fc70640071d2 | 274 | /** Set the orientation of the screen |
loopsva | 0:fc70640071d2 | 275 | * x,y: 0,0 is always top left |
loopsva | 0:fc70640071d2 | 276 | * |
loopsva | 0:fc70640071d2 | 277 | * @param o direction to use the screen (0-3) 90� Steps |
loopsva | 0:fc70640071d2 | 278 | * |
loopsva | 0:fc70640071d2 | 279 | */ |
loopsva | 0:fc70640071d2 | 280 | void set_orientation(unsigned int o); |
loopsva | 0:fc70640071d2 | 281 | |
loopsva | 0:fc70640071d2 | 282 | SPI _spi; |
loopsva | 0:fc70640071d2 | 283 | DigitalOut _cs; |
loopsva | 0:fc70640071d2 | 284 | DigitalOut _reset; |
loopsva | 0:fc70640071d2 | 285 | unsigned char* font; |
loopsva | 0:fc70640071d2 | 286 | |
loopsva | 0:fc70640071d2 | 287 | |
loopsva | 0:fc70640071d2 | 288 | |
loopsva | 0:fc70640071d2 | 289 | |
loopsva | 0:fc70640071d2 | 290 | protected: |
loopsva | 0:fc70640071d2 | 291 | |
loopsva | 0:fc70640071d2 | 292 | /** Set draw window region to whole screen |
loopsva | 0:fc70640071d2 | 293 | * |
loopsva | 0:fc70640071d2 | 294 | */ |
loopsva | 0:fc70640071d2 | 295 | void WindowMax (void); |
loopsva | 0:fc70640071d2 | 296 | |
loopsva | 0:fc70640071d2 | 297 | |
loopsva | 0:fc70640071d2 | 298 | /** draw a horizontal line |
loopsva | 0:fc70640071d2 | 299 | * |
loopsva | 0:fc70640071d2 | 300 | * @param x0 horizontal start |
loopsva | 0:fc70640071d2 | 301 | * @param x1 horizontal stop |
loopsva | 0:fc70640071d2 | 302 | * @param y vertical position |
loopsva | 0:fc70640071d2 | 303 | * @param color 16 bit color |
loopsva | 0:fc70640071d2 | 304 | * |
loopsva | 0:fc70640071d2 | 305 | */ |
loopsva | 0:fc70640071d2 | 306 | void hline(int x0, int x1, int y, int colour); |
loopsva | 0:fc70640071d2 | 307 | |
loopsva | 0:fc70640071d2 | 308 | /** draw a vertical line |
loopsva | 0:fc70640071d2 | 309 | * |
loopsva | 0:fc70640071d2 | 310 | * @param x horizontal position |
loopsva | 0:fc70640071d2 | 311 | * @param y0 vertical start |
loopsva | 0:fc70640071d2 | 312 | * @param y1 vertical stop |
loopsva | 0:fc70640071d2 | 313 | * @param color 16 bit color |
loopsva | 0:fc70640071d2 | 314 | */ |
loopsva | 0:fc70640071d2 | 315 | void vline(int y0, int y1, int x, int colour); |
loopsva | 0:fc70640071d2 | 316 | |
loopsva | 0:fc70640071d2 | 317 | /** Set draw window region |
loopsva | 0:fc70640071d2 | 318 | * |
loopsva | 0:fc70640071d2 | 319 | * @param x horizontal position |
loopsva | 0:fc70640071d2 | 320 | * @param y vertical position |
loopsva | 0:fc70640071d2 | 321 | * @param w window width in pixel |
loopsva | 0:fc70640071d2 | 322 | * @param h window height in pixels |
loopsva | 0:fc70640071d2 | 323 | */ |
loopsva | 0:fc70640071d2 | 324 | void window (unsigned int x, unsigned int y, unsigned int w, unsigned int h); |
loopsva | 0:fc70640071d2 | 325 | |
loopsva | 0:fc70640071d2 | 326 | |
loopsva | 0:fc70640071d2 | 327 | |
loopsva | 0:fc70640071d2 | 328 | /** Init the HX8347D controller |
loopsva | 0:fc70640071d2 | 329 | * |
loopsva | 0:fc70640071d2 | 330 | */ |
loopsva | 0:fc70640071d2 | 331 | void tft_reset(); |
loopsva | 0:fc70640071d2 | 332 | |
loopsva | 0:fc70640071d2 | 333 | /** Write data to the LCD controller |
loopsva | 0:fc70640071d2 | 334 | * |
loopsva | 0:fc70640071d2 | 335 | * @param dat data written to LCD controller |
loopsva | 0:fc70640071d2 | 336 | * |
loopsva | 0:fc70640071d2 | 337 | */ |
loopsva | 0:fc70640071d2 | 338 | void wr_dat(int value); |
loopsva | 0:fc70640071d2 | 339 | |
loopsva | 0:fc70640071d2 | 340 | /** Write a command the LCD controller |
loopsva | 0:fc70640071d2 | 341 | * |
loopsva | 0:fc70640071d2 | 342 | * @param cmd: command to be written |
loopsva | 0:fc70640071d2 | 343 | * |
loopsva | 0:fc70640071d2 | 344 | */ |
loopsva | 0:fc70640071d2 | 345 | void wr_cmd(int value); |
loopsva | 0:fc70640071d2 | 346 | |
loopsva | 0:fc70640071d2 | 347 | /** Start data sequence to the LCD controller |
loopsva | 0:fc70640071d2 | 348 | * |
loopsva | 0:fc70640071d2 | 349 | */ |
loopsva | 0:fc70640071d2 | 350 | void wr_dat_start(); |
loopsva | 0:fc70640071d2 | 351 | |
loopsva | 0:fc70640071d2 | 352 | /** Stop of data writing to the LCD controller |
loopsva | 0:fc70640071d2 | 353 | * |
loopsva | 0:fc70640071d2 | 354 | */ |
loopsva | 0:fc70640071d2 | 355 | void wr_dat_stop(); |
loopsva | 0:fc70640071d2 | 356 | |
loopsva | 0:fc70640071d2 | 357 | /** write data to the LCD controller |
loopsva | 0:fc70640071d2 | 358 | * |
loopsva | 0:fc70640071d2 | 359 | * @param data to be written |
loopsva | 0:fc70640071d2 | 360 | * * |
loopsva | 0:fc70640071d2 | 361 | */ |
loopsva | 0:fc70640071d2 | 362 | void wr_dat_only(unsigned short dat); |
loopsva | 0:fc70640071d2 | 363 | |
loopsva | 0:fc70640071d2 | 364 | /** Read data from the LCD controller |
loopsva | 0:fc70640071d2 | 365 | * |
loopsva | 0:fc70640071d2 | 366 | * @returns data from LCD controller |
loopsva | 0:fc70640071d2 | 367 | * |
loopsva | 0:fc70640071d2 | 368 | */ |
loopsva | 0:fc70640071d2 | 369 | unsigned short rd_dat(void); |
loopsva | 0:fc70640071d2 | 370 | |
loopsva | 0:fc70640071d2 | 371 | /** Write a value to the to a LCD register |
loopsva | 0:fc70640071d2 | 372 | * |
loopsva | 0:fc70640071d2 | 373 | * @param reg register to be written |
loopsva | 0:fc70640071d2 | 374 | * @param val data to be written |
loopsva | 0:fc70640071d2 | 375 | */ |
loopsva | 0:fc70640071d2 | 376 | void wr_reg (unsigned char reg, unsigned short val); |
loopsva | 0:fc70640071d2 | 377 | |
loopsva | 0:fc70640071d2 | 378 | /** Read a LCD register |
loopsva | 0:fc70640071d2 | 379 | * |
loopsva | 0:fc70640071d2 | 380 | * @param reg register to be read |
loopsva | 0:fc70640071d2 | 381 | * @returns value of the register |
loopsva | 0:fc70640071d2 | 382 | */ |
loopsva | 0:fc70640071d2 | 383 | unsigned short rd_reg (unsigned char reg); |
loopsva | 0:fc70640071d2 | 384 | |
loopsva | 0:fc70640071d2 | 385 | unsigned int orientation; |
loopsva | 0:fc70640071d2 | 386 | unsigned int char_x; |
loopsva | 0:fc70640071d2 | 387 | unsigned int char_y; |
loopsva | 0:fc70640071d2 | 388 | |
loopsva | 0:fc70640071d2 | 389 | |
loopsva | 0:fc70640071d2 | 390 | }; |
loopsva | 0:fc70640071d2 | 391 | |
loopsva | 0:fc70640071d2 | 392 | #endif |