James Kidd / Adafruit_ILI9341

Port of the Adafruit_ILI9341 library for MBED. Depends on BurstSPI. fillRect, drawFastVLine, drawFastHLine are optimized to use BurstSPI fastwrites and perform a clearRX afterwards. MIT license Due to 600 character limit please find complete license/Adafruit header in license.txt Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit! http://www.adafruit.com Original written by Limor Fried/Ladyada for Adafruit Industries.

Dependents:   ili9341_test

Adafruit_ILI9341.cpp@0:16926c5097c9, 2014-12-05 (annotated)

Committer:
infotech1
Date:
Fri Dec 05 06:42:42 2014 +0000
Revision:
0:16926c5097c9
Initial commit.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
infotech1 0:16926c5097c9 1 /***************************************************
infotech1 0:16926c5097c9 2 This is our GFX example for the Adafruit ILI9341 Breakout and Shield
infotech1 0:16926c5097c9 3 ----> http://www.adafruit.com/products/1651
infotech1 0:16926c5097c9 4 Check out the links above for our tutorials and wiring diagrams
infotech1 0:16926c5097c9 5 These displays use SPI to communicate, 4 or 5 pins are required to
infotech1 0:16926c5097c9 6 interface (RST is optional)
infotech1 0:16926c5097c9 7 Adafruit invests time and resources providing this open source code,
infotech1 0:16926c5097c9 8 please support Adafruit and open-source hardware by purchasing
infotech1 0:16926c5097c9 9 products from Adafruit!
infotech1 0:16926c5097c9 10 Written by Limor Fried/Ladyada for Adafruit Industries.
infotech1 0:16926c5097c9 11 MIT license, all text above must be included in any redistribution
infotech1 0:16926c5097c9 12 ****************************************************/
infotech1 0:16926c5097c9 13 /*
infotech1 0:16926c5097c9 14 Ported to mbed by James Kidd
infotech1 0:16926c5097c9 15 */
infotech1 0:16926c5097c9 16 #include <stdint.h>
infotech1 0:16926c5097c9 17 #include <Adafruit_GFX.h>
infotech1 0:16926c5097c9 18 #include "Adafruit_ILI9341.h"
infotech1 0:16926c5097c9 19 #include "mbed.h"
infotech1 0:16926c5097c9 20 #include "PinNames.h"
infotech1 0:16926c5097c9 21 #include "BurstSPI.h"
infotech1 0:16926c5097c9 22
infotech1 0:16926c5097c9 23 Adafruit_ILI9341::Adafruit_ILI9341(PinName DC, PinName CS, PinName RST) : Adafruit_GFX(ILI9341_TFTWIDTH,ILI9341_TFTHEIGHT) {
infotech1 0:16926c5097c9 24 _pins.rst = RST;
infotech1 0:16926c5097c9 25 _pins.cs = CS;
infotech1 0:16926c5097c9 26 _pins.dc = DC;
infotech1 0:16926c5097c9 27 _pins.miso = SPI_MISO;
infotech1 0:16926c5097c9 28 _pins.mosi = SPI_MOSI;
infotech1 0:16926c5097c9 29 _pins.sclk = SPI_SCK;
infotech1 0:16926c5097c9 30 hwSPI = true;
infotech1 0:16926c5097c9 31 }
infotech1 0:16926c5097c9 32
infotech1 0:16926c5097c9 33
infotech1 0:16926c5097c9 34 inline void Adafruit_ILI9341::spiwrite(uint16_t c) {
infotech1 0:16926c5097c9 35
infotech1 0:16926c5097c9 36 //Serial.print("0x"); Serial.print(c, HEX); Serial.print(", ");
infotech1 0:16926c5097c9 37 LcdSPI->write(c);
infotech1 0:16926c5097c9 38 //LcdSPI->fastWrite(c >> 8);
infotech1 0:16926c5097c9 39 //LcdSPI->fastWrite(c);
infotech1 0:16926c5097c9 40 }
infotech1 0:16926c5097c9 41 void Adafruit_ILI9341::writecommand(uint8_t c) {
infotech1 0:16926c5097c9 42
infotech1 0:16926c5097c9 43 LcdSPI->format(8,3);
infotech1 0:16926c5097c9 44 LcdSPI->setFormat();
infotech1 0:16926c5097c9 45 Pins[PIN_DC]->write(0);
infotech1 0:16926c5097c9 46 if(Pins[PIN_SCE] > 0)
infotech1 0:16926c5097c9 47 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 48 LcdSPI->write(c);
infotech1 0:16926c5097c9 49 //spiwrite(c);
infotech1 0:16926c5097c9 50 if(Pins[PIN_SCE] > 0)
infotech1 0:16926c5097c9 51 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 52 LcdSPI->format(16,3);
infotech1 0:16926c5097c9 53 LcdSPI->setFormat();
infotech1 0:16926c5097c9 54 }
infotech1 0:16926c5097c9 55
infotech1 0:16926c5097c9 56 void Adafruit_ILI9341::writedata(uint16_t c) {
infotech1 0:16926c5097c9 57
infotech1 0:16926c5097c9 58 LcdSPI->format(8,3);
infotech1 0:16926c5097c9 59 LcdSPI->setFormat();
infotech1 0:16926c5097c9 60 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 61 if(Pins[PIN_SCE] > 0)
infotech1 0:16926c5097c9 62 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 63 LcdSPI->write(c);
infotech1 0:16926c5097c9 64 //spiwrite(c);
infotech1 0:16926c5097c9 65 if(Pins[PIN_SCE] > 0)
infotech1 0:16926c5097c9 66 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 67 LcdSPI->format(16,3);
infotech1 0:16926c5097c9 68 LcdSPI->setFormat();
infotech1 0:16926c5097c9 69 }
infotech1 0:16926c5097c9 70
infotech1 0:16926c5097c9 71 void Adafruit_ILI9341::commandList(uint8_t *addr) {
infotech1 0:16926c5097c9 72
infotech1 0:16926c5097c9 73 /*uint8_t numCommands, numArgs;
infotech1 0:16926c5097c9 74 uint16_t ms;
infotech1 0:16926c5097c9 75
infotech1 0:16926c5097c9 76 numCommands = pgm_read_byte(addr++); // Number of commands to follow
infotech1 0:16926c5097c9 77 while(numCommands--) { // For each command...
infotech1 0:16926c5097c9 78 writecommand(pgm_read_byte(addr++)); // Read, issue command
infotech1 0:16926c5097c9 79 numArgs = pgm_read_byte(addr++); // Number of args to follow
infotech1 0:16926c5097c9 80 ms = numArgs & DELAY; // If hibit set, delay follows args
infotech1 0:16926c5097c9 81 numArgs &= ~DELAY; // Mask out delay bit
infotech1 0:16926c5097c9 82 while(numArgs--) { // For each argument...
infotech1 0:16926c5097c9 83 writedata(pgm_read_byte(addr++)); // Read, issue argument
infotech1 0:16926c5097c9 84 }
infotech1 0:16926c5097c9 85
infotech1 0:16926c5097c9 86 if(ms) {
infotech1 0:16926c5097c9 87 ms = pgm_read_byte(addr++); // Read post-command delay time (ms)
infotech1 0:16926c5097c9 88 if(ms == 255) ms = 500; // If 255, delay for 500 ms
infotech1 0:16926c5097c9 89 wait_ms(ms);
infotech1 0:16926c5097c9 90 }
infotech1 0:16926c5097c9 91 }*/
infotech1 0:16926c5097c9 92 }
infotech1 0:16926c5097c9 93 void Adafruit_ILI9341::begin(void) {
infotech1 0:16926c5097c9 94 LcdSPI = new BurstSPI(_pins.mosi,_pins.miso,_pins.sclk);
infotech1 0:16926c5097c9 95 LcdSPI->format(LCD_SPI_BITS, LCD_SPI_MODE);
infotech1 0:16926c5097c9 96 LcdSPI->frequency(LCD_FREQ);
infotech1 0:16926c5097c9 97 LcdSPI->setFormat();
infotech1 0:16926c5097c9 98 Pins = new DigitalOut*[3];
infotech1 0:16926c5097c9 99 Pins[PIN_RST] = new DigitalOut(_pins.rst);
infotech1 0:16926c5097c9 100 Pins[PIN_SCE] = new DigitalOut(_pins.cs);
infotech1 0:16926c5097c9 101 Pins[PIN_DC] = new DigitalOut(_pins.dc);
infotech1 0:16926c5097c9 102
infotech1 0:16926c5097c9 103
infotech1 0:16926c5097c9 104
infotech1 0:16926c5097c9 105 if (Pins[PIN_RST] > 0) {
infotech1 0:16926c5097c9 106 Pins[PIN_RST]->write(0);
infotech1 0:16926c5097c9 107 }
infotech1 0:16926c5097c9 108 Pins[PIN_DC]->write(0);
infotech1 0:16926c5097c9 109 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 110
infotech1 0:16926c5097c9 111 // toggle RST low to reset
infotech1 0:16926c5097c9 112 if (Pins[PIN_RST] > 0) {
infotech1 0:16926c5097c9 113 Pins[PIN_RST]->write(1);
infotech1 0:16926c5097c9 114 wait_ms(5);
infotech1 0:16926c5097c9 115 Pins[PIN_RST]->write(0);
infotech1 0:16926c5097c9 116 wait_ms(20);
infotech1 0:16926c5097c9 117 Pins[PIN_RST]->write(1);
infotech1 0:16926c5097c9 118 wait_ms(150);
infotech1 0:16926c5097c9 119 }
infotech1 0:16926c5097c9 120
infotech1 0:16926c5097c9 121 /*
infotech1 0:16926c5097c9 122 uint8_t x = readcommand8(ILI9341_RDMODE);
infotech1 0:16926c5097c9 123 Serial.print("\nDisplay Power Mode: 0x"); Serial.println(x, HEX);
infotech1 0:16926c5097c9 124 x = readcommand8(ILI9341_RDMADCTL);
infotech1 0:16926c5097c9 125 Serial.print("\nMADCTL Mode: 0x"); Serial.println(x, HEX);
infotech1 0:16926c5097c9 126 x = readcommand8(ILI9341_RDPIXFMT);
infotech1 0:16926c5097c9 127 Serial.print("\nPixel Format: 0x"); Serial.println(x, HEX);
infotech1 0:16926c5097c9 128 x = readcommand8(ILI9341_RDIMGFMT);
infotech1 0:16926c5097c9 129 Serial.print("\nImage Format: 0x"); Serial.println(x, HEX);
infotech1 0:16926c5097c9 130 x = readcommand8(ILI9341_RDSELFDIAG);
infotech1 0:16926c5097c9 131 Serial.print("\nSelf Diagnostic: 0x"); Serial.println(x, HEX);
infotech1 0:16926c5097c9 132 */
infotech1 0:16926c5097c9 133 //if(cmdList) commandList(cmdList);
infotech1 0:16926c5097c9 134
infotech1 0:16926c5097c9 135 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 136 writecommand(0xEF);
infotech1 0:16926c5097c9 137 writedata(0x03);
infotech1 0:16926c5097c9 138 writedata(0x80);
infotech1 0:16926c5097c9 139 writedata(0x02);
infotech1 0:16926c5097c9 140
infotech1 0:16926c5097c9 141 writecommand(0xCF);
infotech1 0:16926c5097c9 142 writedata(0x00);
infotech1 0:16926c5097c9 143 writedata(0XC1);
infotech1 0:16926c5097c9 144 writedata(0X30);
infotech1 0:16926c5097c9 145
infotech1 0:16926c5097c9 146 writecommand(0xED);
infotech1 0:16926c5097c9 147 writedata(0x64);
infotech1 0:16926c5097c9 148 writedata(0x03);
infotech1 0:16926c5097c9 149 writedata(0X12);
infotech1 0:16926c5097c9 150 writedata(0X81);
infotech1 0:16926c5097c9 151
infotech1 0:16926c5097c9 152 writecommand(0xE8);
infotech1 0:16926c5097c9 153 writedata(0x85);
infotech1 0:16926c5097c9 154 writedata(0x00);
infotech1 0:16926c5097c9 155 writedata(0x78);
infotech1 0:16926c5097c9 156
infotech1 0:16926c5097c9 157 writecommand(0xCB);
infotech1 0:16926c5097c9 158 writedata(0x39);
infotech1 0:16926c5097c9 159 writedata(0x2C);
infotech1 0:16926c5097c9 160 writedata(0x00);
infotech1 0:16926c5097c9 161 writedata(0x34);
infotech1 0:16926c5097c9 162 writedata(0x02);
infotech1 0:16926c5097c9 163
infotech1 0:16926c5097c9 164 writecommand(0xF7);
infotech1 0:16926c5097c9 165 writedata(0x20);
infotech1 0:16926c5097c9 166
infotech1 0:16926c5097c9 167 writecommand(0xEA);
infotech1 0:16926c5097c9 168 writedata(0x00);
infotech1 0:16926c5097c9 169 writedata(0x00);
infotech1 0:16926c5097c9 170
infotech1 0:16926c5097c9 171 writecommand(ILI9341_PWCTR1); //Power control
infotech1 0:16926c5097c9 172 writedata(0x23); //VRH[5:0]
infotech1 0:16926c5097c9 173
infotech1 0:16926c5097c9 174 writecommand(ILI9341_PWCTR2); //Power control
infotech1 0:16926c5097c9 175 writedata(0x10); //SAP[2:0];BT[3:0]
infotech1 0:16926c5097c9 176
infotech1 0:16926c5097c9 177 writecommand(ILI9341_VMCTR1); //VCM control
infotech1 0:16926c5097c9 178 writedata(0x3e); //¶Ô±È¶Èµ÷½Ú
infotech1 0:16926c5097c9 179 writedata(0x28);
infotech1 0:16926c5097c9 180
infotech1 0:16926c5097c9 181 writecommand(ILI9341_VMCTR2); //VCM control2
infotech1 0:16926c5097c9 182 writedata(0x86); //--
infotech1 0:16926c5097c9 183
infotech1 0:16926c5097c9 184 writecommand(ILI9341_MADCTL); // Memory Access Control
infotech1 0:16926c5097c9 185 writedata(0x48);
infotech1 0:16926c5097c9 186
infotech1 0:16926c5097c9 187 writecommand(ILI9341_PIXFMT);
infotech1 0:16926c5097c9 188 writedata(0x55);
infotech1 0:16926c5097c9 189
infotech1 0:16926c5097c9 190 writecommand(ILI9341_FRMCTR1);
infotech1 0:16926c5097c9 191 writedata(0x00);
infotech1 0:16926c5097c9 192 writedata(0x18);
infotech1 0:16926c5097c9 193
infotech1 0:16926c5097c9 194 writecommand(ILI9341_DFUNCTR); // Display Function Control
infotech1 0:16926c5097c9 195 writedata(0x08);
infotech1 0:16926c5097c9 196 writedata(0x82);
infotech1 0:16926c5097c9 197 writedata(0x27);
infotech1 0:16926c5097c9 198
infotech1 0:16926c5097c9 199 writecommand(0xF2); // 3Gamma Function Disable
infotech1 0:16926c5097c9 200 writedata(0x00);
infotech1 0:16926c5097c9 201
infotech1 0:16926c5097c9 202 writecommand(ILI9341_GAMMASET); //Gamma curve selected
infotech1 0:16926c5097c9 203 writedata(0x01);
infotech1 0:16926c5097c9 204
infotech1 0:16926c5097c9 205 writecommand(ILI9341_GMCTRP1); //Set Gamma
infotech1 0:16926c5097c9 206 writedata(0x0F);
infotech1 0:16926c5097c9 207 writedata(0x31);
infotech1 0:16926c5097c9 208 writedata(0x2B);
infotech1 0:16926c5097c9 209 writedata(0x0C);
infotech1 0:16926c5097c9 210 writedata(0x0E);
infotech1 0:16926c5097c9 211 writedata(0x08);
infotech1 0:16926c5097c9 212 writedata(0x4E);
infotech1 0:16926c5097c9 213 writedata(0xF1);
infotech1 0:16926c5097c9 214 writedata(0x37);
infotech1 0:16926c5097c9 215 writedata(0x07);
infotech1 0:16926c5097c9 216 writedata(0x10);
infotech1 0:16926c5097c9 217 writedata(0x03);
infotech1 0:16926c5097c9 218 writedata(0x0E);
infotech1 0:16926c5097c9 219 writedata(0x09);
infotech1 0:16926c5097c9 220 writedata(0x00);
infotech1 0:16926c5097c9 221
infotech1 0:16926c5097c9 222 writecommand(ILI9341_GMCTRN1); //Set Gamma
infotech1 0:16926c5097c9 223 writedata(0x00);
infotech1 0:16926c5097c9 224 writedata(0x0E);
infotech1 0:16926c5097c9 225 writedata(0x14);
infotech1 0:16926c5097c9 226 writedata(0x03);
infotech1 0:16926c5097c9 227 writedata(0x11);
infotech1 0:16926c5097c9 228 writedata(0x07);
infotech1 0:16926c5097c9 229 writedata(0x31);
infotech1 0:16926c5097c9 230 writedata(0xC1);
infotech1 0:16926c5097c9 231 writedata(0x48);
infotech1 0:16926c5097c9 232 writedata(0x08);
infotech1 0:16926c5097c9 233 writedata(0x0F);
infotech1 0:16926c5097c9 234 writedata(0x0C);
infotech1 0:16926c5097c9 235 writedata(0x31);
infotech1 0:16926c5097c9 236 writedata(0x36);
infotech1 0:16926c5097c9 237 writedata(0x0F);
infotech1 0:16926c5097c9 238
infotech1 0:16926c5097c9 239 writecommand(ILI9341_SLPOUT); //Exit Sleep
infotech1 0:16926c5097c9 240 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 241 wait_ms(120);
infotech1 0:16926c5097c9 242 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 243 writecommand(ILI9341_DISPON); //Display on
infotech1 0:16926c5097c9 244 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 245
infotech1 0:16926c5097c9 246 }
infotech1 0:16926c5097c9 247
infotech1 0:16926c5097c9 248
infotech1 0:16926c5097c9 249 void Adafruit_ILI9341::setAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1,
infotech1 0:16926c5097c9 250 uint16_t y1) {
infotech1 0:16926c5097c9 251 writecommand(ILI9341_CASET); // Column addr set
infotech1 0:16926c5097c9 252 writedata(x0 >> 8);
infotech1 0:16926c5097c9 253 writedata(x0 & 0xFF); // XSTART
infotech1 0:16926c5097c9 254 writedata(x1 >> 8);
infotech1 0:16926c5097c9 255 writedata(x1 & 0xFF); // XEND
infotech1 0:16926c5097c9 256
infotech1 0:16926c5097c9 257 writecommand(ILI9341_PASET); // Row addr set
infotech1 0:16926c5097c9 258 writedata(y0>>8);
infotech1 0:16926c5097c9 259 writedata(y0); // YSTART
infotech1 0:16926c5097c9 260 writedata(y1>>8);
infotech1 0:16926c5097c9 261 writedata(y1); // YEND
infotech1 0:16926c5097c9 262
infotech1 0:16926c5097c9 263 writecommand(ILI9341_RAMWR); // write to RAM
infotech1 0:16926c5097c9 264 }
infotech1 0:16926c5097c9 265
infotech1 0:16926c5097c9 266
infotech1 0:16926c5097c9 267 void Adafruit_ILI9341::pushColor(uint16_t color) {
infotech1 0:16926c5097c9 268 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 269 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 270 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 271 //digitalWrite(_dc, HIGH);
infotech1 0:16926c5097c9 272 //*dcport |= dcpinmask;
infotech1 0:16926c5097c9 273 //digitalWrite(_cs, LOW);
infotech1 0:16926c5097c9 274 //*csport &= ~cspinmask;
infotech1 0:16926c5097c9 275
infotech1 0:16926c5097c9 276 //spiwrite(color >> 8);
infotech1 0:16926c5097c9 277 spiwrite(color);
infotech1 0:16926c5097c9 278 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 279 //*csport |= cspinmask;
infotech1 0:16926c5097c9 280 //digitalWrite(_cs, HIGH);
infotech1 0:16926c5097c9 281 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 282 }
infotech1 0:16926c5097c9 283 uint16_t buf[25][33];
infotech1 0:16926c5097c9 284 void Adafruit_ILI9341::drawPixel(int16_t x, int16_t y, uint16_t color) {
infotech1 0:16926c5097c9 285
infotech1 0:16926c5097c9 286 if((x < 0) ||(x >= _width) || (y < 0) || (y >= _height)) return;
infotech1 0:16926c5097c9 287
infotech1 0:16926c5097c9 288 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 289 setAddrWindow(x,y,x+1,y+1);
infotech1 0:16926c5097c9 290
infotech1 0:16926c5097c9 291 //digitalWrite(_dc, HIGH);
infotech1 0:16926c5097c9 292 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 293 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 294
infotech1 0:16926c5097c9 295 //*dcport |= dcpinmask;
infotech1 0:16926c5097c9 296 //digitalWrite(_cs, LOW);
infotech1 0:16926c5097c9 297 //*csport &= ~cspinmask;
infotech1 0:16926c5097c9 298
infotech1 0:16926c5097c9 299 //spiwrite(color >> 8);
infotech1 0:16926c5097c9 300 spiwrite(color);
infotech1 0:16926c5097c9 301 //LcdSPI->fastWrite(color);
infotech1 0:16926c5097c9 302 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 303 //*csport |= cspinmask;
infotech1 0:16926c5097c9 304 //digitalWrite(_cs, HIGH);
infotech1 0:16926c5097c9 305 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 306 }
infotech1 0:16926c5097c9 307
infotech1 0:16926c5097c9 308
infotech1 0:16926c5097c9 309 void Adafruit_ILI9341::drawFastVLine(int16_t x, int16_t y, int16_t h,
infotech1 0:16926c5097c9 310 uint16_t color) {
infotech1 0:16926c5097c9 311
infotech1 0:16926c5097c9 312 // Rudimentary clipping
infotech1 0:16926c5097c9 313 if((x >= _width) || (y >= _height)) return;
infotech1 0:16926c5097c9 314
infotech1 0:16926c5097c9 315 if((y+h-1) >= _height)
infotech1 0:16926c5097c9 316 h = _height-y;
infotech1 0:16926c5097c9 317
infotech1 0:16926c5097c9 318 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 319 setAddrWindow(x, y, x, y+h-1);
infotech1 0:16926c5097c9 320
infotech1 0:16926c5097c9 321 uint8_t hi = color >> 8, lo = color;
infotech1 0:16926c5097c9 322
infotech1 0:16926c5097c9 323 //*dcport |= dcpinmask;
infotech1 0:16926c5097c9 324 //digitalWrite(_dc, HIGH);
infotech1 0:16926c5097c9 325 //*csport &= ~cspinmask;
infotech1 0:16926c5097c9 326 //digitalWrite(_cs, LOW);
infotech1 0:16926c5097c9 327 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 328 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 329
infotech1 0:16926c5097c9 330 while (h--) {
infotech1 0:16926c5097c9 331 LcdSPI->fastWrite(color);
infotech1 0:16926c5097c9 332 //spiwrite(color);
infotech1 0:16926c5097c9 333 //spiwrite(hi);
infotech1 0:16926c5097c9 334 //spiwrite(lo);
infotech1 0:16926c5097c9 335 }
infotech1 0:16926c5097c9 336 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 337 //*csport |= cspinmask;
infotech1 0:16926c5097c9 338 //digitalWrite(_cs, HIGH);
infotech1 0:16926c5097c9 339 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 340 LcdSPI->clearRX();
infotech1 0:16926c5097c9 341 }
infotech1 0:16926c5097c9 342
infotech1 0:16926c5097c9 343
infotech1 0:16926c5097c9 344 void Adafruit_ILI9341::drawFastHLine(int16_t x, int16_t y, int16_t w,
infotech1 0:16926c5097c9 345 uint16_t color) {
infotech1 0:16926c5097c9 346
infotech1 0:16926c5097c9 347 // Rudimentary clipping
infotech1 0:16926c5097c9 348 if((x >= _width) || (y >= _height)) return;
infotech1 0:16926c5097c9 349 if((x+w-1) >= _width) w = _width-x;
infotech1 0:16926c5097c9 350 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 351 setAddrWindow(x, y, x+w-1, y);
infotech1 0:16926c5097c9 352
infotech1 0:16926c5097c9 353 uint8_t hi = color >> 8, lo = color;
infotech1 0:16926c5097c9 354 //*dcport |= dcpinmask;
infotech1 0:16926c5097c9 355 //*csport &= ~cspinmask;
infotech1 0:16926c5097c9 356 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 357 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 358 //digitalWrite(_dc, HIGH);
infotech1 0:16926c5097c9 359 //digitalWrite(_cs, LOW);
infotech1 0:16926c5097c9 360 while (w--) {
infotech1 0:16926c5097c9 361 //spiwrite(color);
infotech1 0:16926c5097c9 362 LcdSPI->fastWrite(color);
infotech1 0:16926c5097c9 363 //spiwrite(hi);
infotech1 0:16926c5097c9 364 //spiwrite(lo);
infotech1 0:16926c5097c9 365 }
infotech1 0:16926c5097c9 366 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 367 //*csport |= cspinmask;
infotech1 0:16926c5097c9 368 //digitalWrite(_cs, HIGH);
infotech1 0:16926c5097c9 369 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 370 LcdSPI->clearRX();
infotech1 0:16926c5097c9 371 }
infotech1 0:16926c5097c9 372
infotech1 0:16926c5097c9 373 void Adafruit_ILI9341::fillScreen(uint16_t color) {
infotech1 0:16926c5097c9 374 fillRect(0, 0, _width, _height, color);
infotech1 0:16926c5097c9 375 }
infotech1 0:16926c5097c9 376
infotech1 0:16926c5097c9 377
infotech1 0:16926c5097c9 378
infotech1 0:16926c5097c9 379 // fill a rectangle
infotech1 0:16926c5097c9 380 void Adafruit_ILI9341::fillRect(int16_t x, int16_t y, int16_t w, int16_t h,
infotech1 0:16926c5097c9 381 uint16_t color) {
infotech1 0:16926c5097c9 382
infotech1 0:16926c5097c9 383 // rudimentary clipping (drawChar w/big text requires this)
infotech1 0:16926c5097c9 384 if((x >= _width) || (y >= _height)) return;
infotech1 0:16926c5097c9 385 if((x + w - 1) >= _width) w = _width - x;
infotech1 0:16926c5097c9 386 if((y + h - 1) >= _height) h = _height - y;
infotech1 0:16926c5097c9 387
infotech1 0:16926c5097c9 388 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 389 setAddrWindow(x, y, x+w-1, y+h-1);
infotech1 0:16926c5097c9 390
infotech1 0:16926c5097c9 391 uint8_t hi = color >> 8, lo = color;
infotech1 0:16926c5097c9 392 //LcdSPI->format(16, LCD_SPI_MODE);
infotech1 0:16926c5097c9 393 //LcdSPI->setFormat();
infotech1 0:16926c5097c9 394 //*dcport |= dcpinmask;
infotech1 0:16926c5097c9 395 //digitalWrite(_dc, HIGH);
infotech1 0:16926c5097c9 396 //*csport &= ~cspinmask;
infotech1 0:16926c5097c9 397 //digitalWrite(_cs, LOW);
infotech1 0:16926c5097c9 398 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 399 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 400 int32_t cnt;
infotech1 0:16926c5097c9 401 for(cnt = w*h;cnt > 0;cnt--){
infotech1 0:16926c5097c9 402 LcdSPI->fastWrite(color);
infotech1 0:16926c5097c9 403 //spiwrite(hi);
infotech1 0:16926c5097c9 404 //spiwrite(color);
infotech1 0:16926c5097c9 405 //spiwrite(color);
infotech1 0:16926c5097c9 406 // LcdSPI->clearRX();
infotech1 0:16926c5097c9 407 }
infotech1 0:16926c5097c9 408 /*for(y=h; y>0; y--) {
infotech1 0:16926c5097c9 409 for(x=w; x>0; x--) {
infotech1 0:16926c5097c9 410 //LcdSPI->fastWrite(color);
infotech1 0:16926c5097c9 411 //LcdSPI->write(hi);
infotech1 0:16926c5097c9 412 //LcdSPI->write(lo);
infotech1 0:16926c5097c9 413 spiwrite(hi);
infotech1 0:16926c5097c9 414 spiwrite(lo);
infotech1 0:16926c5097c9 415 }
infotech1 0:16926c5097c9 416 }*/
infotech1 0:16926c5097c9 417
infotech1 0:16926c5097c9 418 //digitalWrite(_cs, HIGH);
infotech1 0:16926c5097c9 419 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 420 //*csport |= cspinmask;
infotech1 0:16926c5097c9 421 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 422
infotech1 0:16926c5097c9 423 //wait_ms(30);
infotech1 0:16926c5097c9 424 LcdSPI->clearRX();
infotech1 0:16926c5097c9 425 //LcdSPI->format(LCD_SPI_BITS, LCD_SPI_MODE);
infotech1 0:16926c5097c9 426 //LcdSPI->setFormat();
infotech1 0:16926c5097c9 427 }
infotech1 0:16926c5097c9 428
infotech1 0:16926c5097c9 429
infotech1 0:16926c5097c9 430 // Pass 8-bit (each) R,G,B, get back 16-bit packed color
infotech1 0:16926c5097c9 431 uint16_t Adafruit_ILI9341::color565(uint8_t r, uint8_t g, uint8_t b) {
infotech1 0:16926c5097c9 432 return ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | (b >> 3);
infotech1 0:16926c5097c9 433 }
infotech1 0:16926c5097c9 434
infotech1 0:16926c5097c9 435
infotech1 0:16926c5097c9 436 #define MADCTL_MY 0x80
infotech1 0:16926c5097c9 437 #define MADCTL_MX 0x40
infotech1 0:16926c5097c9 438 #define MADCTL_MV 0x20
infotech1 0:16926c5097c9 439 #define MADCTL_ML 0x10
infotech1 0:16926c5097c9 440 #define MADCTL_RGB 0x00
infotech1 0:16926c5097c9 441 #define MADCTL_BGR 0x08
infotech1 0:16926c5097c9 442 #define MADCTL_MH 0x04
infotech1 0:16926c5097c9 443
infotech1 0:16926c5097c9 444 void Adafruit_ILI9341::setRotation(uint8_t m) {
infotech1 0:16926c5097c9 445
infotech1 0:16926c5097c9 446 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 447 writecommand(ILI9341_MADCTL);
infotech1 0:16926c5097c9 448 rotation = m % 4; // can't be higher than 3
infotech1 0:16926c5097c9 449 switch (rotation) {
infotech1 0:16926c5097c9 450 case 0:
infotech1 0:16926c5097c9 451 writedata(MADCTL_MX | MADCTL_BGR);
infotech1 0:16926c5097c9 452 _width = ILI9341_TFTWIDTH;
infotech1 0:16926c5097c9 453 _height = ILI9341_TFTHEIGHT;
infotech1 0:16926c5097c9 454 break;
infotech1 0:16926c5097c9 455 case 1:
infotech1 0:16926c5097c9 456 writedata(MADCTL_MV | MADCTL_BGR);
infotech1 0:16926c5097c9 457 _width = ILI9341_TFTHEIGHT;
infotech1 0:16926c5097c9 458 _height = ILI9341_TFTWIDTH;
infotech1 0:16926c5097c9 459 break;
infotech1 0:16926c5097c9 460 case 2:
infotech1 0:16926c5097c9 461 writedata(MADCTL_MY | MADCTL_BGR);
infotech1 0:16926c5097c9 462 _width = ILI9341_TFTWIDTH;
infotech1 0:16926c5097c9 463 _height = ILI9341_TFTHEIGHT;
infotech1 0:16926c5097c9 464 break;
infotech1 0:16926c5097c9 465 case 3:
infotech1 0:16926c5097c9 466 writedata(MADCTL_MX | MADCTL_MY | MADCTL_MV | MADCTL_BGR);
infotech1 0:16926c5097c9 467 _width = ILI9341_TFTHEIGHT;
infotech1 0:16926c5097c9 468 _height = ILI9341_TFTWIDTH;
infotech1 0:16926c5097c9 469 break;
infotech1 0:16926c5097c9 470 }
infotech1 0:16926c5097c9 471 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 472 }
infotech1 0:16926c5097c9 473
infotech1 0:16926c5097c9 474
infotech1 0:16926c5097c9 475 void Adafruit_ILI9341::invertDisplay(bool i) {
infotech1 0:16926c5097c9 476 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 477 writecommand(i ? ILI9341_INVON : ILI9341_INVOFF);
infotech1 0:16926c5097c9 478 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 479 }
infotech1 0:16926c5097c9 480
infotech1 0:16926c5097c9 481
infotech1 0:16926c5097c9 482
infotech1 0:16926c5097c9 483 uint8_t Adafruit_ILI9341::spiread(void) {
infotech1 0:16926c5097c9 484 //LcdSPI->clearRX();
infotech1 0:16926c5097c9 485 uint8_t r = 0;
infotech1 0:16926c5097c9 486 r = LcdSPI->write(0);
infotech1 0:16926c5097c9 487 return r;
infotech1 0:16926c5097c9 488
infotech1 0:16926c5097c9 489 }
infotech1 0:16926c5097c9 490
infotech1 0:16926c5097c9 491
infotech1 0:16926c5097c9 492
infotech1 0:16926c5097c9 493 uint8_t Adafruit_ILI9341::readdata(void) {
infotech1 0:16926c5097c9 494 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 495 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 496 //digitalWrite(_dc, HIGH);
infotech1 0:16926c5097c9 497 //digitalWrite(_cs, LOW);
infotech1 0:16926c5097c9 498 uint8_t r = spiread();
infotech1 0:16926c5097c9 499 //digitalWrite(_cs, HIGH);
infotech1 0:16926c5097c9 500 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 501 return r;
infotech1 0:16926c5097c9 502 }
infotech1 0:16926c5097c9 503
infotech1 0:16926c5097c9 504
infotech1 0:16926c5097c9 505 uint8_t Adafruit_ILI9341::readcommand8(uint8_t c, uint8_t index) {
infotech1 0:16926c5097c9 506 if (hwSPI) spi_begin();
infotech1 0:16926c5097c9 507 LcdSPI->format(8, LCD_SPI_MODE);
infotech1 0:16926c5097c9 508
infotech1 0:16926c5097c9 509 Pins[PIN_DC]->write(0);
infotech1 0:16926c5097c9 510 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 511 //digitalWrite(_dc, LOW); // command
infotech1 0:16926c5097c9 512 //digitalWrite(_cs, LOW);
infotech1 0:16926c5097c9 513 spiwrite(0xD9); // woo sekret command?
infotech1 0:16926c5097c9 514 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 515 //digitalWrite(_dc, HIGH); // data
infotech1 0:16926c5097c9 516 spiwrite(0x10 + index);
infotech1 0:16926c5097c9 517 //digitalWrite(_cs, HIGH);
infotech1 0:16926c5097c9 518 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 519
infotech1 0:16926c5097c9 520 Pins[PIN_DC]->write(0);
infotech1 0:16926c5097c9 521 Pins[PIN_SCE]->write(0);
infotech1 0:16926c5097c9 522 //digitalWrite(_dc, LOW);
infotech1 0:16926c5097c9 523 //digitalWrite(_sclk, LOW);
infotech1 0:16926c5097c9 524 //digitalWrite(_cs, LOW);
infotech1 0:16926c5097c9 525 spiwrite(c);
infotech1 0:16926c5097c9 526 Pins[PIN_DC]->write(1);
infotech1 0:16926c5097c9 527 //digitalWrite(_dc, HIGH);
infotech1 0:16926c5097c9 528 uint8_t r = spiread();
infotech1 0:16926c5097c9 529 Pins[PIN_SCE]->write(1);
infotech1 0:16926c5097c9 530 //digitalWrite(_cs, HIGH);
infotech1 0:16926c5097c9 531 if (hwSPI) spi_end();
infotech1 0:16926c5097c9 532
infotech1 0:16926c5097c9 533 LcdSPI->format(LCD_SPI_BITS, LCD_SPI_MODE);
infotech1 0:16926c5097c9 534 return r;
infotech1 0:16926c5097c9 535 }