Stepan Smejkal / SPI_TFT_ILI9341

Lib for the new LCD Display with ILI9341 controller

SPI_TFT_ILI9341.cpp@10:50f88bd5557f, 2014-06-22 (annotated)

Committer:
dreschpe
Date:
Sun Jun 22 22:32:01 2014 +0000
Revision:
10:50f88bd5557f
Parent:
9:423e6a952472
Child:
11:59eca2723ec5
fix warning

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dreschpe 0:da1bf437cbc1 1 /* mbed library for 240*320 pixel display TFT based on ILI9341 LCD Controller
dreschpe 0:da1bf437cbc1 2 * Copyright (c) 2013 Peter Drescher - DC2PD
dreschpe 0:da1bf437cbc1 3 *
dreschpe 0:da1bf437cbc1 4 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
dreschpe 0:da1bf437cbc1 5 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
dreschpe 0:da1bf437cbc1 6 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
dreschpe 0:da1bf437cbc1 7 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
dreschpe 0:da1bf437cbc1 8 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
dreschpe 0:da1bf437cbc1 9 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
dreschpe 0:da1bf437cbc1 10 * THE SOFTWARE.
dreschpe 0:da1bf437cbc1 11 */
dreschpe 0:da1bf437cbc1 12
dreschpe 0:da1bf437cbc1 13 // 12.06.13 fork from SPI_TFT code because controller is different ...
dreschpe 2:0a16083193a4 14 // 14.07.13 Test with real display and bugfix
dreschpe 4:f018e272220b 15 // 18.10.13 Better Circle function from Michael Ammann
dreschpe 5:55aed13f2630 16 // 22.10.13 Fixes for Kinetis Board - 8 bit spi
dreschpe 6:fe07ae8329f7 17 // 26.01.14 Change interface for BMP_16 to also use SD-cards
dreschpe 9:423e6a952472 18 // 23.06.14 switch back to old Version - fork for L152
dreschpe 0:da1bf437cbc1 19
dreschpe 0:da1bf437cbc1 20 #include "SPI_TFT_ILI9341.h"
dreschpe 0:da1bf437cbc1 21 #include "mbed.h"
dreschpe 0:da1bf437cbc1 22
dreschpe 0:da1bf437cbc1 23 #define BPP 16 // Bits per pixel
dreschpe 6:fe07ae8329f7 24
dreschpe 0:da1bf437cbc1 25 //extern Serial pc;
dreschpe 0:da1bf437cbc1 26 //extern DigitalOut xx; // debug !!
dreschpe 0:da1bf437cbc1 27
dreschpe 0:da1bf437cbc1 28 SPI_TFT_ILI9341::SPI_TFT_ILI9341(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset, PinName dc, const char *name)
dreschpe 10:50f88bd5557f 29 : GraphicsDisplay(name), _spi(mosi, miso, sclk), _cs(cs), _reset(reset), _dc(dc)
dreschpe 0:da1bf437cbc1 30 {
dreschpe 6:fe07ae8329f7 31 clk = sclk;
dreschpe 0:da1bf437cbc1 32 orientation = 0;
dreschpe 0:da1bf437cbc1 33 char_x = 0;
dreschpe 0:da1bf437cbc1 34 tft_reset();
dreschpe 0:da1bf437cbc1 35 }
dreschpe 0:da1bf437cbc1 36
dreschpe 0:da1bf437cbc1 37 int SPI_TFT_ILI9341::width()
dreschpe 0:da1bf437cbc1 38 {
dreschpe 0:da1bf437cbc1 39 if (orientation == 0 || orientation == 2) return 240;
dreschpe 0:da1bf437cbc1 40 else return 320;
dreschpe 0:da1bf437cbc1 41 }
dreschpe 0:da1bf437cbc1 42
dreschpe 0:da1bf437cbc1 43
dreschpe 0:da1bf437cbc1 44 int SPI_TFT_ILI9341::height()
dreschpe 0:da1bf437cbc1 45 {
dreschpe 0:da1bf437cbc1 46 if (orientation == 0 || orientation == 2) return 320;
dreschpe 0:da1bf437cbc1 47 else return 240;
dreschpe 0:da1bf437cbc1 48 }
dreschpe 0:da1bf437cbc1 49
dreschpe 0:da1bf437cbc1 50
dreschpe 2:0a16083193a4 51 void SPI_TFT_ILI9341::set_orientation(unsigned int o)
dreschpe 0:da1bf437cbc1 52 {
dreschpe 0:da1bf437cbc1 53 orientation = o;
dreschpe 2:0a16083193a4 54 wr_cmd(0x36); // MEMORY_ACCESS_CONTROL
dreschpe 0:da1bf437cbc1 55 switch (orientation) {
dreschpe 0:da1bf437cbc1 56 case 0:
dreschpe 2:0a16083193a4 57 _spi.write(0x48);
dreschpe 0:da1bf437cbc1 58 break;
dreschpe 0:da1bf437cbc1 59 case 1:
dreschpe 2:0a16083193a4 60 _spi.write(0x28);
dreschpe 0:da1bf437cbc1 61 break;
dreschpe 0:da1bf437cbc1 62 case 2:
dreschpe 2:0a16083193a4 63 _spi.write(0x88);
dreschpe 0:da1bf437cbc1 64 break;
dreschpe 0:da1bf437cbc1 65 case 3:
dreschpe 2:0a16083193a4 66 _spi.write(0xE8);
dreschpe 0:da1bf437cbc1 67 break;
dreschpe 0:da1bf437cbc1 68 }
dreschpe 2:0a16083193a4 69 _cs = 1;
dreschpe 0:da1bf437cbc1 70 WindowMax();
dreschpe 2:0a16083193a4 71 }
dreschpe 0:da1bf437cbc1 72
dreschpe 0:da1bf437cbc1 73
dreschpe 0:da1bf437cbc1 74 // write command to tft register
dreschpe 0:da1bf437cbc1 75
dreschpe 0:da1bf437cbc1 76 void SPI_TFT_ILI9341::wr_cmd(unsigned char cmd)
dreschpe 0:da1bf437cbc1 77 {
dreschpe 0:da1bf437cbc1 78 _dc = 0;
dreschpe 0:da1bf437cbc1 79 _cs = 0;
dreschpe 0:da1bf437cbc1 80 _spi.write(cmd); // mbed lib
dreschpe 0:da1bf437cbc1 81 _dc = 1;
dreschpe 0:da1bf437cbc1 82 }
dreschpe 0:da1bf437cbc1 83
dreschpe 0:da1bf437cbc1 84
dreschpe 0:da1bf437cbc1 85
dreschpe 0:da1bf437cbc1 86 void SPI_TFT_ILI9341::wr_dat(unsigned char dat)
dreschpe 0:da1bf437cbc1 87 {
dreschpe 0:da1bf437cbc1 88 _spi.write(dat); // mbed lib
dreschpe 0:da1bf437cbc1 89 }
dreschpe 0:da1bf437cbc1 90
dreschpe 0:da1bf437cbc1 91
dreschpe 0:da1bf437cbc1 92
dreschpe 6:fe07ae8329f7 93 // the ILI9341 can read
dreschpe 6:fe07ae8329f7 94
dreschpe 6:fe07ae8329f7 95 char SPI_TFT_ILI9341::rd_byte(unsigned char cmd)
dreschpe 6:fe07ae8329f7 96 {
dreschpe 6:fe07ae8329f7 97 char r;
dreschpe 6:fe07ae8329f7 98 _dc = 0;
dreschpe 6:fe07ae8329f7 99 _cs = 0;
dreschpe 6:fe07ae8329f7 100 _spi.write(cmd); // mbed lib
dreschpe 6:fe07ae8329f7 101 _cs = 1;
dreschpe 6:fe07ae8329f7 102 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 103 _cs = 1;
dreschpe 6:fe07ae8329f7 104 return(r);
dreschpe 6:fe07ae8329f7 105 }
dreschpe 0:da1bf437cbc1 106
dreschpe 6:fe07ae8329f7 107 // read 32 bit
dreschpe 6:fe07ae8329f7 108 int SPI_TFT_ILI9341::rd_32(unsigned char cmd)
dreschpe 6:fe07ae8329f7 109 {
dreschpe 6:fe07ae8329f7 110 int d;
dreschpe 6:fe07ae8329f7 111 char r;
dreschpe 6:fe07ae8329f7 112 _dc = 0;
dreschpe 6:fe07ae8329f7 113 _cs = 0;
dreschpe 6:fe07ae8329f7 114 d = cmd;
dreschpe 6:fe07ae8329f7 115 d = d << 1;
dreschpe 6:fe07ae8329f7 116 _spi.format(9,3); // we have to add a dummy clock cycle
dreschpe 6:fe07ae8329f7 117 _spi.write(d);
dreschpe 6:fe07ae8329f7 118 _spi.format(8,3);
dreschpe 6:fe07ae8329f7 119 _dc = 1;
dreschpe 6:fe07ae8329f7 120 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 121 d = r;
dreschpe 6:fe07ae8329f7 122 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 123 d = (d << 8) | r;
dreschpe 6:fe07ae8329f7 124 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 125 d = (d << 8) | r;
dreschpe 6:fe07ae8329f7 126 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 127 d = (d << 8) | r;
dreschpe 6:fe07ae8329f7 128 _cs = 1;
dreschpe 6:fe07ae8329f7 129 return(d);
dreschpe 6:fe07ae8329f7 130 }
dreschpe 0:da1bf437cbc1 131
dreschpe 6:fe07ae8329f7 132 int SPI_TFT_ILI9341::Read_ID(void){
dreschpe 6:fe07ae8329f7 133 int r;
dreschpe 6:fe07ae8329f7 134 r = rd_byte(0x0A);
dreschpe 6:fe07ae8329f7 135 r = rd_byte(0x0A);
dreschpe 6:fe07ae8329f7 136 r = rd_byte(0x0A);
dreschpe 6:fe07ae8329f7 137 r = rd_byte(0x0A);
dreschpe 6:fe07ae8329f7 138 return(r);
dreschpe 6:fe07ae8329f7 139 }
dreschpe 0:da1bf437cbc1 140
dreschpe 0:da1bf437cbc1 141
dreschpe 1:6d6125e88de7 142 // Init code based on MI0283QT datasheet
dreschpe 1:6d6125e88de7 143
dreschpe 0:da1bf437cbc1 144 void SPI_TFT_ILI9341::tft_reset()
dreschpe 0:da1bf437cbc1 145 {
dreschpe 2:0a16083193a4 146 _spi.format(8,3); // 8 bit spi mode 3
dreschpe 7:4c30bea883bc 147 _spi.frequency(10000000); // 10 Mhz SPI clock
dreschpe 0:da1bf437cbc1 148 _cs = 1; // cs high
dreschpe 0:da1bf437cbc1 149 _dc = 1; // dc high
dreschpe 0:da1bf437cbc1 150 _reset = 0; // display reset
dreschpe 0:da1bf437cbc1 151
dreschpe 0:da1bf437cbc1 152 wait_us(50);
dreschpe 1:6d6125e88de7 153 _reset = 1; // end hardware reset
dreschpe 0:da1bf437cbc1 154 wait_ms(5);
dreschpe 1:6d6125e88de7 155
dreschpe 1:6d6125e88de7 156 wr_cmd(0x01); // SW reset
dreschpe 1:6d6125e88de7 157 wait_ms(5);
dreschpe 1:6d6125e88de7 158 wr_cmd(0x28); // display off
dreschpe 0:da1bf437cbc1 159
dreschpe 0:da1bf437cbc1 160 /* Start Initial Sequence ----------------------------------------------------*/
dreschpe 1:6d6125e88de7 161 wr_cmd(0xCF);
dreschpe 1:6d6125e88de7 162 _spi.write(0x00);
dreschpe 1:6d6125e88de7 163 _spi.write(0x83);
dreschpe 1:6d6125e88de7 164 _spi.write(0x30);
dreschpe 1:6d6125e88de7 165 _cs = 1;
dreschpe 1:6d6125e88de7 166
dreschpe 1:6d6125e88de7 167 wr_cmd(0xED);
dreschpe 1:6d6125e88de7 168 _spi.write(0x64);
dreschpe 1:6d6125e88de7 169 _spi.write(0x03);
dreschpe 1:6d6125e88de7 170 _spi.write(0x12);
dreschpe 1:6d6125e88de7 171 _spi.write(0x81);
dreschpe 1:6d6125e88de7 172 _cs = 1;
dreschpe 1:6d6125e88de7 173
dreschpe 1:6d6125e88de7 174 wr_cmd(0xE8);
dreschpe 1:6d6125e88de7 175 _spi.write(0x85);
dreschpe 1:6d6125e88de7 176 _spi.write(0x01);
dreschpe 1:6d6125e88de7 177 _spi.write(0x79);
dreschpe 1:6d6125e88de7 178 _cs = 1;
dreschpe 1:6d6125e88de7 179
dreschpe 1:6d6125e88de7 180 wr_cmd(0xCB);
dreschpe 0:da1bf437cbc1 181 _spi.write(0x39);
dreschpe 0:da1bf437cbc1 182 _spi.write(0x2C);
dreschpe 0:da1bf437cbc1 183 _spi.write(0x00);
dreschpe 0:da1bf437cbc1 184 _spi.write(0x34);
dreschpe 0:da1bf437cbc1 185 _spi.write(0x02);
dreschpe 0:da1bf437cbc1 186 _cs = 1;
dreschpe 1:6d6125e88de7 187
dreschpe 1:6d6125e88de7 188 wr_cmd(0xF7);
dreschpe 1:6d6125e88de7 189 _spi.write(0x20);
dreschpe 0:da1bf437cbc1 190 _cs = 1;
dreschpe 1:6d6125e88de7 191
dreschpe 1:6d6125e88de7 192 wr_cmd(0xEA);
dreschpe 1:6d6125e88de7 193 _spi.write(0x00);
dreschpe 1:6d6125e88de7 194 _spi.write(0x00);
dreschpe 0:da1bf437cbc1 195 _cs = 1;
dreschpe 1:6d6125e88de7 196
dreschpe 0:da1bf437cbc1 197 wr_cmd(0xC0); // POWER_CONTROL_1
dreschpe 1:6d6125e88de7 198 _spi.write(0x26);
dreschpe 0:da1bf437cbc1 199 _cs = 1;
dreschpe 1:6d6125e88de7 200
dreschpe 0:da1bf437cbc1 201 wr_cmd(0xC1); // POWER_CONTROL_2
dreschpe 0:da1bf437cbc1 202 _spi.write(0x11);
dreschpe 0:da1bf437cbc1 203 _cs = 1;
dreschpe 1:6d6125e88de7 204
dreschpe 0:da1bf437cbc1 205 wr_cmd(0xC5); // VCOM_CONTROL_1
dreschpe 1:6d6125e88de7 206 _spi.write(0x35);
dreschpe 1:6d6125e88de7 207 _spi.write(0x3E);
dreschpe 0:da1bf437cbc1 208 _cs = 1;
dreschpe 1:6d6125e88de7 209
dreschpe 0:da1bf437cbc1 210 wr_cmd(0xC7); // VCOM_CONTROL_2
dreschpe 1:6d6125e88de7 211 _spi.write(0xBE);
dreschpe 0:da1bf437cbc1 212 _cs = 1;
dreschpe 1:6d6125e88de7 213
dreschpe 0:da1bf437cbc1 214 wr_cmd(0x36); // MEMORY_ACCESS_CONTROL
dreschpe 0:da1bf437cbc1 215 _spi.write(0x48);
dreschpe 0:da1bf437cbc1 216 _cs = 1;
dreschpe 1:6d6125e88de7 217
dreschpe 1:6d6125e88de7 218 wr_cmd(0x3A); // COLMOD_PIXEL_FORMAT_SET
dreschpe 1:6d6125e88de7 219 _spi.write(0x55); // 16 bit pixel
dreschpe 1:6d6125e88de7 220 _cs = 1;
dreschpe 1:6d6125e88de7 221
dreschpe 1:6d6125e88de7 222 wr_cmd(0xB1); // Frame Rate
dreschpe 1:6d6125e88de7 223 _spi.write(0x00);
dreschpe 1:6d6125e88de7 224 _spi.write(0x1B);
dreschpe 1:6d6125e88de7 225 _cs = 1;
dreschpe 1:6d6125e88de7 226
dreschpe 1:6d6125e88de7 227 wr_cmd(0xF2); // Gamma Function Disable
dreschpe 1:6d6125e88de7 228 _spi.write(0x08);
dreschpe 1:6d6125e88de7 229 _cs = 1;
dreschpe 1:6d6125e88de7 230
dreschpe 1:6d6125e88de7 231 wr_cmd(0x26);
dreschpe 1:6d6125e88de7 232 _spi.write(0x01); // gamma set for curve 01/2/04/08
dreschpe 1:6d6125e88de7 233 _cs = 1;
dreschpe 1:6d6125e88de7 234
dreschpe 1:6d6125e88de7 235 wr_cmd(0xE0); // positive gamma correction
dreschpe 1:6d6125e88de7 236 _spi.write(0x1F);
dreschpe 1:6d6125e88de7 237 _spi.write(0x1A);
dreschpe 1:6d6125e88de7 238 _spi.write(0x18);
dreschpe 1:6d6125e88de7 239 _spi.write(0x0A);
dreschpe 1:6d6125e88de7 240 _spi.write(0x0F);
dreschpe 1:6d6125e88de7 241 _spi.write(0x06);
dreschpe 1:6d6125e88de7 242 _spi.write(0x45);
dreschpe 1:6d6125e88de7 243 _spi.write(0x87);
dreschpe 1:6d6125e88de7 244 _spi.write(0x32);
dreschpe 1:6d6125e88de7 245 _spi.write(0x0A);
dreschpe 1:6d6125e88de7 246 _spi.write(0x07);
dreschpe 1:6d6125e88de7 247 _spi.write(0x02);
dreschpe 1:6d6125e88de7 248 _spi.write(0x07);
dreschpe 1:6d6125e88de7 249 _spi.write(0x05);
dreschpe 1:6d6125e88de7 250 _spi.write(0x00);
dreschpe 1:6d6125e88de7 251 _cs = 1;
dreschpe 1:6d6125e88de7 252
dreschpe 1:6d6125e88de7 253 wr_cmd(0xE1); // negativ gamma correction
dreschpe 1:6d6125e88de7 254 _spi.write(0x00);
dreschpe 1:6d6125e88de7 255 _spi.write(0x25);
dreschpe 1:6d6125e88de7 256 _spi.write(0x27);
dreschpe 1:6d6125e88de7 257 _spi.write(0x05);
dreschpe 1:6d6125e88de7 258 _spi.write(0x10);
dreschpe 1:6d6125e88de7 259 _spi.write(0x09);
dreschpe 1:6d6125e88de7 260 _spi.write(0x3A);
dreschpe 1:6d6125e88de7 261 _spi.write(0x78);
dreschpe 1:6d6125e88de7 262 _spi.write(0x4D);
dreschpe 1:6d6125e88de7 263 _spi.write(0x05);
dreschpe 1:6d6125e88de7 264 _spi.write(0x18);
dreschpe 1:6d6125e88de7 265 _spi.write(0x0D);
dreschpe 1:6d6125e88de7 266 _spi.write(0x38);
dreschpe 1:6d6125e88de7 267 _spi.write(0x3A);
dreschpe 1:6d6125e88de7 268 _spi.write(0x1F);
dreschpe 1:6d6125e88de7 269 _cs = 1;
dreschpe 1:6d6125e88de7 270
dreschpe 1:6d6125e88de7 271 WindowMax ();
dreschpe 1:6d6125e88de7 272
dreschpe 1:6d6125e88de7 273 //wr_cmd(0x34); // tearing effect off
dreschpe 1:6d6125e88de7 274 //_cs = 1;
dreschpe 1:6d6125e88de7 275
dreschpe 1:6d6125e88de7 276 //wr_cmd(0x35); // tearing effect on
dreschpe 1:6d6125e88de7 277 //_cs = 1;
dreschpe 1:6d6125e88de7 278
dreschpe 1:6d6125e88de7 279 wr_cmd(0xB7); // entry mode
dreschpe 1:6d6125e88de7 280 _spi.write(0x07);
dreschpe 1:6d6125e88de7 281 _cs = 1;
dreschpe 1:6d6125e88de7 282
dreschpe 1:6d6125e88de7 283 wr_cmd(0xB6); // display function control
dreschpe 1:6d6125e88de7 284 _spi.write(0x0A);
dreschpe 1:6d6125e88de7 285 _spi.write(0x82);
dreschpe 1:6d6125e88de7 286 _spi.write(0x27);
dreschpe 1:6d6125e88de7 287 _spi.write(0x00);
dreschpe 1:6d6125e88de7 288 _cs = 1;
dreschpe 1:6d6125e88de7 289
dreschpe 1:6d6125e88de7 290 wr_cmd(0x11); // sleep out
dreschpe 1:6d6125e88de7 291 _cs = 1;
dreschpe 1:6d6125e88de7 292
dreschpe 1:6d6125e88de7 293 wait_ms(100);
dreschpe 1:6d6125e88de7 294
dreschpe 1:6d6125e88de7 295 wr_cmd(0x29); // display on
dreschpe 1:6d6125e88de7 296 _cs = 1;
dreschpe 1:6d6125e88de7 297
dreschpe 1:6d6125e88de7 298 wait_ms(100);
dreschpe 1:6d6125e88de7 299
dreschpe 1:6d6125e88de7 300 }
dreschpe 0:da1bf437cbc1 301
dreschpe 0:da1bf437cbc1 302
dreschpe 0:da1bf437cbc1 303 void SPI_TFT_ILI9341::pixel(int x, int y, int color)
dreschpe 0:da1bf437cbc1 304 {
dreschpe 0:da1bf437cbc1 305 wr_cmd(0x2A);
dreschpe 0:da1bf437cbc1 306 _spi.write(x >> 8);
dreschpe 0:da1bf437cbc1 307 _spi.write(x);
dreschpe 0:da1bf437cbc1 308 _cs = 1;
dreschpe 0:da1bf437cbc1 309 wr_cmd(0x2B);
dreschpe 0:da1bf437cbc1 310 _spi.write(y >> 8);
dreschpe 0:da1bf437cbc1 311 _spi.write(y);
dreschpe 0:da1bf437cbc1 312 _cs = 1;
dreschpe 5:55aed13f2630 313 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 314 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 315 _spi.write(color >> 8);
dreschpe 5:55aed13f2630 316 _spi.write(color & 0xff);
dreschpe 5:55aed13f2630 317 #else
dreschpe 0:da1bf437cbc1 318 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 319 _spi.write(color); // Write D0..D15
dreschpe 0:da1bf437cbc1 320 _spi.format(8,3);
dreschpe 5:55aed13f2630 321 #endif
dreschpe 0:da1bf437cbc1 322 _cs = 1;
dreschpe 0:da1bf437cbc1 323 }
dreschpe 0:da1bf437cbc1 324
dreschpe 0:da1bf437cbc1 325
dreschpe 0:da1bf437cbc1 326 void SPI_TFT_ILI9341::window (unsigned int x, unsigned int y, unsigned int w, unsigned int h)
dreschpe 0:da1bf437cbc1 327 {
dreschpe 0:da1bf437cbc1 328 wr_cmd(0x2A);
dreschpe 0:da1bf437cbc1 329 _spi.write(x >> 8);
dreschpe 0:da1bf437cbc1 330 _spi.write(x);
dreschpe 0:da1bf437cbc1 331 _spi.write((x+w-1) >> 8);
dreschpe 0:da1bf437cbc1 332 _spi.write(x+w-1);
dreschpe 0:da1bf437cbc1 333
dreschpe 0:da1bf437cbc1 334 _cs = 1;
dreschpe 0:da1bf437cbc1 335 wr_cmd(0x2B);
dreschpe 0:da1bf437cbc1 336 _spi.write(y >> 8);
dreschpe 0:da1bf437cbc1 337 _spi.write(y);
dreschpe 0:da1bf437cbc1 338 _spi.write((y+h-1) >> 8);
dreschpe 0:da1bf437cbc1 339 _spi.write(y+h-1);
dreschpe 0:da1bf437cbc1 340 _cs = 1;
dreschpe 0:da1bf437cbc1 341 }
dreschpe 0:da1bf437cbc1 342
dreschpe 0:da1bf437cbc1 343
dreschpe 0:da1bf437cbc1 344 void SPI_TFT_ILI9341::WindowMax (void)
dreschpe 0:da1bf437cbc1 345 {
dreschpe 0:da1bf437cbc1 346 window (0, 0, width(), height());
dreschpe 0:da1bf437cbc1 347 }
dreschpe 0:da1bf437cbc1 348
dreschpe 0:da1bf437cbc1 349
dreschpe 0:da1bf437cbc1 350
dreschpe 0:da1bf437cbc1 351 void SPI_TFT_ILI9341::cls (void)
dreschpe 0:da1bf437cbc1 352 {
dreschpe 0:da1bf437cbc1 353 int pixel = ( width() * height());
dreschpe 0:da1bf437cbc1 354 WindowMax();
dreschpe 5:55aed13f2630 355 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 356 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 357 unsigned int i;
dreschpe 5:55aed13f2630 358 for (i = 0; i < ( width() * height()); i++){
dreschpe 5:55aed13f2630 359 _spi.write(_background >> 8);
dreschpe 5:55aed13f2630 360 _spi.write(_background & 0xff);
dreschpe 5:55aed13f2630 361 }
dreschpe 5:55aed13f2630 362
dreschpe 5:55aed13f2630 363 #else
dreschpe 0:da1bf437cbc1 364 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 365 unsigned int i;
dreschpe 0:da1bf437cbc1 366 for (i = 0; i < ( width() * height()); i++)
dreschpe 5:55aed13f2630 367 _spi.write(_background);
dreschpe 5:55aed13f2630 368 _spi.format(8,3);
dreschpe 5:55aed13f2630 369 #endif
dreschpe 5:55aed13f2630 370 _cs = 1;
dreschpe 0:da1bf437cbc1 371 }
dreschpe 0:da1bf437cbc1 372
dreschpe 0:da1bf437cbc1 373
dreschpe 0:da1bf437cbc1 374 void SPI_TFT_ILI9341::circle(int x0, int y0, int r, int color)
dreschpe 0:da1bf437cbc1 375 {
dreschpe 0:da1bf437cbc1 376
mazgch 3:3d7298360e45 377 int x = -r, y = 0, err = 2-2*r, e2;
mazgch 3:3d7298360e45 378 do {
mazgch 3:3d7298360e45 379 pixel(x0-x, y0+y,color);
mazgch 3:3d7298360e45 380 pixel(x0+x, y0+y,color);
mazgch 3:3d7298360e45 381 pixel(x0+x, y0-y,color);
mazgch 3:3d7298360e45 382 pixel(x0-x, y0-y,color);
mazgch 3:3d7298360e45 383 e2 = err;
mazgch 3:3d7298360e45 384 if (e2 <= y) {
mazgch 3:3d7298360e45 385 err += ++y*2+1;
mazgch 3:3d7298360e45 386 if (-x == y && e2 <= x) e2 = 0;
mazgch 3:3d7298360e45 387 }
mazgch 3:3d7298360e45 388 if (e2 > x) err += ++x*2+1;
mazgch 3:3d7298360e45 389 } while (x <= 0);
dreschpe 4:f018e272220b 390
dreschpe 0:da1bf437cbc1 391 }
dreschpe 0:da1bf437cbc1 392
mazgch 3:3d7298360e45 393 void SPI_TFT_ILI9341::fillcircle(int x0, int y0, int r, int color)
dreschpe 0:da1bf437cbc1 394 {
mazgch 3:3d7298360e45 395 int x = -r, y = 0, err = 2-2*r, e2;
mazgch 3:3d7298360e45 396 do {
mazgch 3:3d7298360e45 397 vline(x0-x, y0-y, y0+y, color);
mazgch 3:3d7298360e45 398 vline(x0+x, y0-y, y0+y, color);
mazgch 3:3d7298360e45 399 e2 = err;
mazgch 3:3d7298360e45 400 if (e2 <= y) {
mazgch 3:3d7298360e45 401 err += ++y*2+1;
mazgch 3:3d7298360e45 402 if (-x == y && e2 <= x) e2 = 0;
mazgch 3:3d7298360e45 403 }
mazgch 3:3d7298360e45 404 if (e2 > x) err += ++x*2+1;
mazgch 3:3d7298360e45 405 } while (x <= 0);
dreschpe 0:da1bf437cbc1 406 }
dreschpe 0:da1bf437cbc1 407
dreschpe 0:da1bf437cbc1 408
dreschpe 0:da1bf437cbc1 409 void SPI_TFT_ILI9341::hline(int x0, int x1, int y, int color)
dreschpe 0:da1bf437cbc1 410 {
dreschpe 0:da1bf437cbc1 411 int w;
dreschpe 0:da1bf437cbc1 412 w = x1 - x0 + 1;
dreschpe 0:da1bf437cbc1 413 window(x0,y,w,1);
dreschpe 5:55aed13f2630 414 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 415 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 416 int j;
dreschpe 5:55aed13f2630 417 for (j=0; j<w; j++) {
dreschpe 5:55aed13f2630 418 _spi.write(color >> 8);
dreschpe 5:55aed13f2630 419 _spi.write(color & 0xff);
dreschpe 5:55aed13f2630 420 }
dreschpe 5:55aed13f2630 421 #else
dreschpe 0:da1bf437cbc1 422 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 423 int j;
dreschpe 0:da1bf437cbc1 424 for (j=0; j<w; j++) {
dreschpe 0:da1bf437cbc1 425 _spi.write(color);
dreschpe 0:da1bf437cbc1 426 }
dreschpe 5:55aed13f2630 427 _spi.format(8,3);
dreschpe 5:55aed13f2630 428 #endif
dreschpe 0:da1bf437cbc1 429 _cs = 1;
dreschpe 0:da1bf437cbc1 430 WindowMax();
dreschpe 0:da1bf437cbc1 431 return;
dreschpe 0:da1bf437cbc1 432 }
dreschpe 0:da1bf437cbc1 433
dreschpe 0:da1bf437cbc1 434 void SPI_TFT_ILI9341::vline(int x, int y0, int y1, int color)
dreschpe 0:da1bf437cbc1 435 {
dreschpe 0:da1bf437cbc1 436 int h;
dreschpe 0:da1bf437cbc1 437 h = y1 - y0 + 1;
dreschpe 0:da1bf437cbc1 438 window(x,y0,1,h);
dreschpe 5:55aed13f2630 439 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 440 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 441 for (int y=0; y<h; y++) {
dreschpe 5:55aed13f2630 442 _spi.write(color >> 8);
dreschpe 5:55aed13f2630 443 _spi.write(color & 0xff);
dreschpe 5:55aed13f2630 444 }
dreschpe 5:55aed13f2630 445 #else
dreschpe 0:da1bf437cbc1 446 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 447 for (int y=0; y<h; y++) {
dreschpe 0:da1bf437cbc1 448 _spi.write(color);
dreschpe 0:da1bf437cbc1 449 }
dreschpe 5:55aed13f2630 450 _spi.format(8,3);
dreschpe 5:55aed13f2630 451 #endif
dreschpe 0:da1bf437cbc1 452 _cs = 1;
dreschpe 0:da1bf437cbc1 453 WindowMax();
dreschpe 0:da1bf437cbc1 454 return;
dreschpe 0:da1bf437cbc1 455 }
dreschpe 0:da1bf437cbc1 456
dreschpe 0:da1bf437cbc1 457
dreschpe 0:da1bf437cbc1 458
dreschpe 0:da1bf437cbc1 459 void SPI_TFT_ILI9341::line(int x0, int y0, int x1, int y1, int color)
dreschpe 0:da1bf437cbc1 460 {
dreschpe 0:da1bf437cbc1 461 //WindowMax();
dreschpe 0:da1bf437cbc1 462 int dx = 0, dy = 0;
dreschpe 0:da1bf437cbc1 463 int dx_sym = 0, dy_sym = 0;
dreschpe 0:da1bf437cbc1 464 int dx_x2 = 0, dy_x2 = 0;
dreschpe 0:da1bf437cbc1 465 int di = 0;
dreschpe 0:da1bf437cbc1 466
dreschpe 0:da1bf437cbc1 467 dx = x1-x0;
dreschpe 0:da1bf437cbc1 468 dy = y1-y0;
dreschpe 0:da1bf437cbc1 469
dreschpe 0:da1bf437cbc1 470 if (dx == 0) { /* vertical line */
dreschpe 0:da1bf437cbc1 471 if (y1 > y0) vline(x0,y0,y1,color);
dreschpe 0:da1bf437cbc1 472 else vline(x0,y1,y0,color);
dreschpe 0:da1bf437cbc1 473 return;
dreschpe 0:da1bf437cbc1 474 }
dreschpe 0:da1bf437cbc1 475
dreschpe 0:da1bf437cbc1 476 if (dx > 0) {
dreschpe 0:da1bf437cbc1 477 dx_sym = 1;
dreschpe 0:da1bf437cbc1 478 } else {
dreschpe 0:da1bf437cbc1 479 dx_sym = -1;
dreschpe 0:da1bf437cbc1 480 }
dreschpe 0:da1bf437cbc1 481 if (dy == 0) { /* horizontal line */
dreschpe 0:da1bf437cbc1 482 if (x1 > x0) hline(x0,x1,y0,color);
dreschpe 0:da1bf437cbc1 483 else hline(x1,x0,y0,color);
dreschpe 0:da1bf437cbc1 484 return;
dreschpe 0:da1bf437cbc1 485 }
dreschpe 0:da1bf437cbc1 486
dreschpe 0:da1bf437cbc1 487 if (dy > 0) {
dreschpe 0:da1bf437cbc1 488 dy_sym = 1;
dreschpe 0:da1bf437cbc1 489 } else {
dreschpe 0:da1bf437cbc1 490 dy_sym = -1;
dreschpe 0:da1bf437cbc1 491 }
dreschpe 0:da1bf437cbc1 492
dreschpe 0:da1bf437cbc1 493 dx = dx_sym*dx;
dreschpe 0:da1bf437cbc1 494 dy = dy_sym*dy;
dreschpe 0:da1bf437cbc1 495
dreschpe 0:da1bf437cbc1 496 dx_x2 = dx*2;
dreschpe 0:da1bf437cbc1 497 dy_x2 = dy*2;
dreschpe 0:da1bf437cbc1 498
dreschpe 0:da1bf437cbc1 499 if (dx >= dy) {
dreschpe 0:da1bf437cbc1 500 di = dy_x2 - dx;
dreschpe 0:da1bf437cbc1 501 while (x0 != x1) {
dreschpe 0:da1bf437cbc1 502
dreschpe 0:da1bf437cbc1 503 pixel(x0, y0, color);
dreschpe 0:da1bf437cbc1 504 x0 += dx_sym;
dreschpe 0:da1bf437cbc1 505 if (di<0) {
dreschpe 0:da1bf437cbc1 506 di += dy_x2;
dreschpe 0:da1bf437cbc1 507 } else {
dreschpe 0:da1bf437cbc1 508 di += dy_x2 - dx_x2;
dreschpe 0:da1bf437cbc1 509 y0 += dy_sym;
dreschpe 0:da1bf437cbc1 510 }
dreschpe 0:da1bf437cbc1 511 }
dreschpe 0:da1bf437cbc1 512 pixel(x0, y0, color);
dreschpe 0:da1bf437cbc1 513 } else {
dreschpe 0:da1bf437cbc1 514 di = dx_x2 - dy;
dreschpe 0:da1bf437cbc1 515 while (y0 != y1) {
dreschpe 0:da1bf437cbc1 516 pixel(x0, y0, color);
dreschpe 0:da1bf437cbc1 517 y0 += dy_sym;
dreschpe 0:da1bf437cbc1 518 if (di < 0) {
dreschpe 0:da1bf437cbc1 519 di += dx_x2;
dreschpe 0:da1bf437cbc1 520 } else {
dreschpe 0:da1bf437cbc1 521 di += dx_x2 - dy_x2;
dreschpe 0:da1bf437cbc1 522 x0 += dx_sym;
dreschpe 0:da1bf437cbc1 523 }
dreschpe 0:da1bf437cbc1 524 }
dreschpe 0:da1bf437cbc1 525 pixel(x0, y0, color);
dreschpe 0:da1bf437cbc1 526 }
dreschpe 0:da1bf437cbc1 527 return;
dreschpe 0:da1bf437cbc1 528 }
dreschpe 0:da1bf437cbc1 529
dreschpe 0:da1bf437cbc1 530
dreschpe 0:da1bf437cbc1 531 void SPI_TFT_ILI9341::rect(int x0, int y0, int x1, int y1, int color)
dreschpe 0:da1bf437cbc1 532 {
dreschpe 0:da1bf437cbc1 533
dreschpe 0:da1bf437cbc1 534 if (x1 > x0) hline(x0,x1,y0,color);
dreschpe 0:da1bf437cbc1 535 else hline(x1,x0,y0,color);
dreschpe 0:da1bf437cbc1 536
dreschpe 0:da1bf437cbc1 537 if (y1 > y0) vline(x0,y0,y1,color);
dreschpe 0:da1bf437cbc1 538 else vline(x0,y1,y0,color);
dreschpe 0:da1bf437cbc1 539
dreschpe 0:da1bf437cbc1 540 if (x1 > x0) hline(x0,x1,y1,color);
dreschpe 0:da1bf437cbc1 541 else hline(x1,x0,y1,color);
dreschpe 0:da1bf437cbc1 542
dreschpe 0:da1bf437cbc1 543 if (y1 > y0) vline(x1,y0,y1,color);
dreschpe 0:da1bf437cbc1 544 else vline(x1,y1,y0,color);
dreschpe 0:da1bf437cbc1 545
dreschpe 0:da1bf437cbc1 546 return;
dreschpe 0:da1bf437cbc1 547 }
dreschpe 0:da1bf437cbc1 548
dreschpe 0:da1bf437cbc1 549
dreschpe 0:da1bf437cbc1 550
dreschpe 0:da1bf437cbc1 551 void SPI_TFT_ILI9341::fillrect(int x0, int y0, int x1, int y1, int color)
dreschpe 0:da1bf437cbc1 552 {
dreschpe 0:da1bf437cbc1 553
dreschpe 0:da1bf437cbc1 554 int h = y1 - y0 + 1;
dreschpe 0:da1bf437cbc1 555 int w = x1 - x0 + 1;
dreschpe 0:da1bf437cbc1 556 int pixel = h * w;
dreschpe 0:da1bf437cbc1 557 window(x0,y0,w,h);
dreschpe 0:da1bf437cbc1 558 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 559 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 560 for (int p=0; p<pixel; p++) {
dreschpe 5:55aed13f2630 561 _spi.write(color >> 8);
dreschpe 5:55aed13f2630 562 _spi.write(color & 0xff);
dreschpe 5:55aed13f2630 563 }
dreschpe 5:55aed13f2630 564 #else
dreschpe 0:da1bf437cbc1 565 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 566 for (int p=0; p<pixel; p++) {
dreschpe 0:da1bf437cbc1 567 _spi.write(color);
dreschpe 0:da1bf437cbc1 568 }
dreschpe 5:55aed13f2630 569 _spi.format(8,3);
dreschpe 5:55aed13f2630 570 #endif
dreschpe 0:da1bf437cbc1 571 _cs = 1;
dreschpe 0:da1bf437cbc1 572 WindowMax();
dreschpe 0:da1bf437cbc1 573 return;
dreschpe 0:da1bf437cbc1 574 }
dreschpe 0:da1bf437cbc1 575
dreschpe 0:da1bf437cbc1 576
dreschpe 0:da1bf437cbc1 577 void SPI_TFT_ILI9341::locate(int x, int y)
dreschpe 0:da1bf437cbc1 578 {
dreschpe 0:da1bf437cbc1 579 char_x = x;
dreschpe 0:da1bf437cbc1 580 char_y = y;
dreschpe 0:da1bf437cbc1 581 }
dreschpe 0:da1bf437cbc1 582
dreschpe 0:da1bf437cbc1 583
dreschpe 0:da1bf437cbc1 584
dreschpe 0:da1bf437cbc1 585 int SPI_TFT_ILI9341::columns()
dreschpe 0:da1bf437cbc1 586 {
dreschpe 0:da1bf437cbc1 587 return width() / font[1];
dreschpe 0:da1bf437cbc1 588 }
dreschpe 0:da1bf437cbc1 589
dreschpe 0:da1bf437cbc1 590
dreschpe 0:da1bf437cbc1 591
dreschpe 0:da1bf437cbc1 592 int SPI_TFT_ILI9341::rows()
dreschpe 0:da1bf437cbc1 593 {
dreschpe 0:da1bf437cbc1 594 return height() / font[2];
dreschpe 0:da1bf437cbc1 595 }
dreschpe 0:da1bf437cbc1 596
dreschpe 0:da1bf437cbc1 597
dreschpe 0:da1bf437cbc1 598
dreschpe 0:da1bf437cbc1 599 int SPI_TFT_ILI9341::_putc(int value)
dreschpe 0:da1bf437cbc1 600 {
dreschpe 0:da1bf437cbc1 601 if (value == '\n') { // new line
dreschpe 0:da1bf437cbc1 602 char_x = 0;
dreschpe 0:da1bf437cbc1 603 char_y = char_y + font[2];
dreschpe 0:da1bf437cbc1 604 if (char_y >= height() - font[2]) {
dreschpe 0:da1bf437cbc1 605 char_y = 0;
dreschpe 0:da1bf437cbc1 606 }
dreschpe 0:da1bf437cbc1 607 } else {
dreschpe 0:da1bf437cbc1 608 character(char_x, char_y, value);
dreschpe 0:da1bf437cbc1 609 }
dreschpe 0:da1bf437cbc1 610 return value;
dreschpe 0:da1bf437cbc1 611 }
dreschpe 0:da1bf437cbc1 612
dreschpe 0:da1bf437cbc1 613
dreschpe 0:da1bf437cbc1 614 void SPI_TFT_ILI9341::character(int x, int y, int c)
dreschpe 0:da1bf437cbc1 615 {
dreschpe 0:da1bf437cbc1 616 unsigned int hor,vert,offset,bpl,j,i,b;
dreschpe 0:da1bf437cbc1 617 unsigned char* zeichen;
dreschpe 0:da1bf437cbc1 618 unsigned char z,w;
dreschpe 0:da1bf437cbc1 619
dreschpe 0:da1bf437cbc1 620 if ((c < 31) || (c > 127)) return; // test char range
dreschpe 0:da1bf437cbc1 621
dreschpe 0:da1bf437cbc1 622 // read font parameter from start of array
dreschpe 0:da1bf437cbc1 623 offset = font[0]; // bytes / char
dreschpe 0:da1bf437cbc1 624 hor = font[1]; // get hor size of font
dreschpe 0:da1bf437cbc1 625 vert = font[2]; // get vert size of font
dreschpe 0:da1bf437cbc1 626 bpl = font[3]; // bytes per line
dreschpe 0:da1bf437cbc1 627
dreschpe 0:da1bf437cbc1 628 if (char_x + hor > width()) {
dreschpe 0:da1bf437cbc1 629 char_x = 0;
dreschpe 0:da1bf437cbc1 630 char_y = char_y + vert;
dreschpe 0:da1bf437cbc1 631 if (char_y >= height() - font[2]) {
dreschpe 0:da1bf437cbc1 632 char_y = 0;
dreschpe 0:da1bf437cbc1 633 }
dreschpe 0:da1bf437cbc1 634 }
dreschpe 0:da1bf437cbc1 635 window(char_x, char_y,hor,vert); // char box
dreschpe 5:55aed13f2630 636 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 637 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 5:55aed13f2630 638 _spi.format(16,3);
dreschpe 5:55aed13f2630 639 #endif // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 640 zeichen = &font[((c -32) * offset) + 4]; // start of char bitmap
dreschpe 0:da1bf437cbc1 641 w = zeichen[0]; // width of actual char
dreschpe 0:da1bf437cbc1 642 for (j=0; j<vert; j++) { // vert line
dreschpe 0:da1bf437cbc1 643 for (i=0; i<hor; i++) { // horz line
dreschpe 0:da1bf437cbc1 644 z = zeichen[bpl * i + ((j & 0xF8) >> 3)+1];
dreschpe 0:da1bf437cbc1 645 b = 1 << (j & 0x07);
dreschpe 0:da1bf437cbc1 646 if (( z & b ) == 0x00) {
dreschpe 5:55aed13f2630 647 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 0:da1bf437cbc1 648 _spi.write(_background);
dreschpe 5:55aed13f2630 649 #else
dreschpe 5:55aed13f2630 650 _spi.write(_background >> 8);
dreschpe 5:55aed13f2630 651 _spi.write(_background & 0xff);
dreschpe 5:55aed13f2630 652 #endif
dreschpe 0:da1bf437cbc1 653 } else {
dreschpe 5:55aed13f2630 654 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 0:da1bf437cbc1 655 _spi.write(_foreground);
dreschpe 5:55aed13f2630 656 #else
dreschpe 5:55aed13f2630 657 _spi.write(_foreground >> 8);
dreschpe 5:55aed13f2630 658 _spi.write(_foreground & 0xff);
dreschpe 5:55aed13f2630 659 #endif
dreschpe 0:da1bf437cbc1 660 }
dreschpe 0:da1bf437cbc1 661 }
dreschpe 0:da1bf437cbc1 662 }
dreschpe 0:da1bf437cbc1 663 _cs = 1;
dreschpe 5:55aed13f2630 664 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 0:da1bf437cbc1 665 _spi.format(8,3);
dreschpe 5:55aed13f2630 666 #endif
dreschpe 0:da1bf437cbc1 667 WindowMax();
dreschpe 0:da1bf437cbc1 668 if ((w + 2) < hor) { // x offset to next char
dreschpe 0:da1bf437cbc1 669 char_x += w + 2;
dreschpe 0:da1bf437cbc1 670 } else char_x += hor;
dreschpe 0:da1bf437cbc1 671 }
dreschpe 0:da1bf437cbc1 672
dreschpe 0:da1bf437cbc1 673
dreschpe 0:da1bf437cbc1 674 void SPI_TFT_ILI9341::set_font(unsigned char* f)
dreschpe 0:da1bf437cbc1 675 {
dreschpe 0:da1bf437cbc1 676 font = f;
dreschpe 0:da1bf437cbc1 677 }
dreschpe 0:da1bf437cbc1 678
dreschpe 0:da1bf437cbc1 679
dreschpe 0:da1bf437cbc1 680
dreschpe 0:da1bf437cbc1 681 void SPI_TFT_ILI9341::Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap)
dreschpe 0:da1bf437cbc1 682 {
dreschpe 0:da1bf437cbc1 683 unsigned int j;
dreschpe 0:da1bf437cbc1 684 int padd;
dreschpe 0:da1bf437cbc1 685 unsigned short *bitmap_ptr = (unsigned short *)bitmap;
dreschpe 5:55aed13f2630 686 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 687 unsigned short pix_temp;
dreschpe 5:55aed13f2630 688 #endif
dreschpe 5:55aed13f2630 689
dreschpe 2:0a16083193a4 690 unsigned int i;
dreschpe 2:0a16083193a4 691
dreschpe 0:da1bf437cbc1 692 // the lines are padded to multiple of 4 bytes in a bitmap
dreschpe 0:da1bf437cbc1 693 padd = -1;
dreschpe 0:da1bf437cbc1 694 do {
dreschpe 0:da1bf437cbc1 695 padd ++;
dreschpe 0:da1bf437cbc1 696 } while (2*(w + padd)%4 != 0);
dreschpe 0:da1bf437cbc1 697 window(x, y, w, h);
dreschpe 2:0a16083193a4 698 bitmap_ptr += ((h - 1)* (w + padd));
dreschpe 5:55aed13f2630 699 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 700 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 5:55aed13f2630 701 _spi.format(16,3);
dreschpe 5:55aed13f2630 702 #endif // switch to 16 bit Mode 3
dreschpe 2:0a16083193a4 703 for (j = 0; j < h; j++) { //Lines
dreschpe 2:0a16083193a4 704 for (i = 0; i < w; i++) { // one line
dreschpe 5:55aed13f2630 705 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 706 pix_temp = *bitmap_ptr;
dreschpe 5:55aed13f2630 707 _spi.write(pix_temp >> 8);
dreschpe 5:55aed13f2630 708 _spi.write(pix_temp);
dreschpe 5:55aed13f2630 709 bitmap_ptr++;
dreschpe 5:55aed13f2630 710 #else
dreschpe 5:55aed13f2630 711 _spi.write(*bitmap_ptr); // one line
dreschpe 5:55aed13f2630 712 bitmap_ptr++;
dreschpe 5:55aed13f2630 713 #endif
dreschpe 0:da1bf437cbc1 714 }
dreschpe 0:da1bf437cbc1 715 bitmap_ptr -= 2*w;
dreschpe 0:da1bf437cbc1 716 bitmap_ptr -= padd;
dreschpe 0:da1bf437cbc1 717 }
dreschpe 0:da1bf437cbc1 718 _cs = 1;
dreschpe 5:55aed13f2630 719 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 0:da1bf437cbc1 720 _spi.format(8,3);
dreschpe 5:55aed13f2630 721 #endif
dreschpe 0:da1bf437cbc1 722 WindowMax();
dreschpe 0:da1bf437cbc1 723 }
dreschpe 0:da1bf437cbc1 724
dreschpe 0:da1bf437cbc1 725
dreschpe 6:fe07ae8329f7 726 // local filesystem is not implemented in kinetis board , but you can add a SD card
dreschpe 5:55aed13f2630 727
dreschpe 0:da1bf437cbc1 728 int SPI_TFT_ILI9341::BMP_16(unsigned int x, unsigned int y, const char *Name_BMP)
dreschpe 0:da1bf437cbc1 729 {
dreschpe 0:da1bf437cbc1 730
dreschpe 0:da1bf437cbc1 731 #define OffsetPixelWidth 18
dreschpe 0:da1bf437cbc1 732 #define OffsetPixelHeigh 22
dreschpe 0:da1bf437cbc1 733 #define OffsetFileSize 34
dreschpe 0:da1bf437cbc1 734 #define OffsetPixData 10
dreschpe 0:da1bf437cbc1 735 #define OffsetBPP 28
dreschpe 0:da1bf437cbc1 736
dreschpe 0:da1bf437cbc1 737 char filename[50];
dreschpe 0:da1bf437cbc1 738 unsigned char BMP_Header[54];
dreschpe 0:da1bf437cbc1 739 unsigned short BPP_t;
dreschpe 0:da1bf437cbc1 740 unsigned int PixelWidth,PixelHeigh,start_data;
dreschpe 0:da1bf437cbc1 741 unsigned int i,off;
dreschpe 0:da1bf437cbc1 742 int padd,j;
dreschpe 0:da1bf437cbc1 743 unsigned short *line;
dreschpe 0:da1bf437cbc1 744
dreschpe 0:da1bf437cbc1 745 // get the filename
dreschpe 6:fe07ae8329f7 746 i=0;
dreschpe 0:da1bf437cbc1 747 while (*Name_BMP!='\0') {
dreschpe 0:da1bf437cbc1 748 filename[i++]=*Name_BMP++;
dreschpe 0:da1bf437cbc1 749 }
dreschpe 6:fe07ae8329f7 750 filename[i] = 0;
dreschpe 6:fe07ae8329f7 751
dreschpe 0:da1bf437cbc1 752 FILE *Image = fopen((const char *)&filename[0], "rb"); // open the bmp file
dreschpe 0:da1bf437cbc1 753 if (!Image) {
dreschpe 0:da1bf437cbc1 754 return(0); // error file not found !
dreschpe 0:da1bf437cbc1 755 }
dreschpe 0:da1bf437cbc1 756
dreschpe 0:da1bf437cbc1 757 fread(&BMP_Header[0],1,54,Image); // get the BMP Header
dreschpe 0:da1bf437cbc1 758
dreschpe 0:da1bf437cbc1 759 if (BMP_Header[0] != 0x42 || BMP_Header[1] != 0x4D) { // check magic byte
dreschpe 0:da1bf437cbc1 760 fclose(Image);
dreschpe 0:da1bf437cbc1 761 return(-1); // error no BMP file
dreschpe 0:da1bf437cbc1 762 }
dreschpe 0:da1bf437cbc1 763
dreschpe 0:da1bf437cbc1 764 BPP_t = BMP_Header[OffsetBPP] + (BMP_Header[OffsetBPP + 1] << 8);
dreschpe 0:da1bf437cbc1 765 if (BPP_t != 0x0010) {
dreschpe 0:da1bf437cbc1 766 fclose(Image);
dreschpe 0:da1bf437cbc1 767 return(-2); // error no 16 bit BMP
dreschpe 0:da1bf437cbc1 768 }
dreschpe 0:da1bf437cbc1 769
dreschpe 0:da1bf437cbc1 770 PixelHeigh = BMP_Header[OffsetPixelHeigh] + (BMP_Header[OffsetPixelHeigh + 1] << 8) + (BMP_Header[OffsetPixelHeigh + 2] << 16) + (BMP_Header[OffsetPixelHeigh + 3] << 24);
dreschpe 0:da1bf437cbc1 771 PixelWidth = BMP_Header[OffsetPixelWidth] + (BMP_Header[OffsetPixelWidth + 1] << 8) + (BMP_Header[OffsetPixelWidth + 2] << 16) + (BMP_Header[OffsetPixelWidth + 3] << 24);
dreschpe 0:da1bf437cbc1 772 if (PixelHeigh > height() + y || PixelWidth > width() + x) {
dreschpe 0:da1bf437cbc1 773 fclose(Image);
dreschpe 0:da1bf437cbc1 774 return(-3); // to big
dreschpe 0:da1bf437cbc1 775 }
dreschpe 0:da1bf437cbc1 776
dreschpe 0:da1bf437cbc1 777 start_data = BMP_Header[OffsetPixData] + (BMP_Header[OffsetPixData + 1] << 8) + (BMP_Header[OffsetPixData + 2] << 16) + (BMP_Header[OffsetPixData + 3] << 24);
dreschpe 0:da1bf437cbc1 778
dreschpe 0:da1bf437cbc1 779 line = (unsigned short *) malloc (2 * PixelWidth); // we need a buffer for a line
dreschpe 0:da1bf437cbc1 780 if (line == NULL) {
dreschpe 0:da1bf437cbc1 781 return(-4); // error no memory
dreschpe 0:da1bf437cbc1 782 }
dreschpe 0:da1bf437cbc1 783
dreschpe 0:da1bf437cbc1 784 // the bmp lines are padded to multiple of 4 bytes
dreschpe 0:da1bf437cbc1 785 padd = -1;
dreschpe 0:da1bf437cbc1 786 do {
dreschpe 0:da1bf437cbc1 787 padd ++;
dreschpe 0:da1bf437cbc1 788 } while ((PixelWidth * 2 + padd)%4 != 0);
dreschpe 0:da1bf437cbc1 789
dreschpe 0:da1bf437cbc1 790 window(x, y,PixelWidth ,PixelHeigh);
dreschpe 6:fe07ae8329f7 791 wr_cmd(0x2C); // send pixel
dreschpe 6:fe07ae8329f7 792 #ifndef TARGET_KL25Z // only 8 Bit SPI
dreschpe 6:fe07ae8329f7 793 _spi.format(16,3);
dreschpe 6:fe07ae8329f7 794 #endif // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 795 for (j = PixelHeigh - 1; j >= 0; j--) { //Lines bottom up
dreschpe 0:da1bf437cbc1 796 off = j * (PixelWidth * 2 + padd) + start_data; // start of line
dreschpe 0:da1bf437cbc1 797 fseek(Image, off ,SEEK_SET);
dreschpe 6:fe07ae8329f7 798 fread(line,1,PixelWidth * 2,Image); // read a line - slow
dreschpe 0:da1bf437cbc1 799 for (i = 0; i < PixelWidth; i++) { // copy pixel data to TFT
dreschpe 6:fe07ae8329f7 800 #ifndef TARGET_KL25Z // only 8 Bit SPI
dreschpe 0:da1bf437cbc1 801 _spi.write(line[i]); // one 16 bit pixel
dreschpe 6:fe07ae8329f7 802 #else
dreschpe 6:fe07ae8329f7 803 _spi.write(line[i] >> 8);
dreschpe 6:fe07ae8329f7 804 _spi.write(line[i]);
dreschpe 6:fe07ae8329f7 805 #endif
dreschpe 0:da1bf437cbc1 806 }
dreschpe 0:da1bf437cbc1 807 }
dreschpe 0:da1bf437cbc1 808 _cs = 1;
dreschpe 0:da1bf437cbc1 809 _spi.format(8,3);
dreschpe 0:da1bf437cbc1 810 free (line);
dreschpe 0:da1bf437cbc1 811 fclose(Image);
dreschpe 0:da1bf437cbc1 812 WindowMax();
dreschpe 0:da1bf437cbc1 813 return(1);
dreschpe 5:55aed13f2630 814 }