Stepan Smejkal / SPI_TFT_ILI9341

Lib for the new LCD Display with ILI9341 controller

SPI_TFT_ILI9341.cpp@6:fe07ae8329f7, 2014-01-26 (annotated)

Committer:
dreschpe
Date:
Sun Jan 26 16:58:45 2014 +0000
Revision:
6:fe07ae8329f7
Parent:
5:55aed13f2630
Child:
7:4c30bea883bc
Change the bmp16 interface to also use SD-cards to load pictures.

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 0:da1bf437cbc1 18
dreschpe 0:da1bf437cbc1 19 #include "SPI_TFT_ILI9341.h"
dreschpe 0:da1bf437cbc1 20 #include "mbed.h"
dreschpe 0:da1bf437cbc1 21
dreschpe 0:da1bf437cbc1 22 #define BPP 16 // Bits per pixel
dreschpe 6:fe07ae8329f7 23
dreschpe 0:da1bf437cbc1 24 //extern Serial pc;
dreschpe 0:da1bf437cbc1 25 //extern DigitalOut xx; // debug !!
dreschpe 0:da1bf437cbc1 26
dreschpe 0:da1bf437cbc1 27 SPI_TFT_ILI9341::SPI_TFT_ILI9341(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset, PinName dc, const char *name)
dreschpe 0:da1bf437cbc1 28 : _spi(mosi, miso, sclk), _cs(cs), _reset(reset), _dc(dc), GraphicsDisplay(name)
dreschpe 0:da1bf437cbc1 29 {
dreschpe 6:fe07ae8329f7 30 clk = sclk;
dreschpe 0:da1bf437cbc1 31 orientation = 0;
dreschpe 0:da1bf437cbc1 32 char_x = 0;
dreschpe 0:da1bf437cbc1 33 tft_reset();
dreschpe 0:da1bf437cbc1 34 }
dreschpe 0:da1bf437cbc1 35
dreschpe 0:da1bf437cbc1 36 int SPI_TFT_ILI9341::width()
dreschpe 0:da1bf437cbc1 37 {
dreschpe 0:da1bf437cbc1 38 if (orientation == 0 || orientation == 2) return 240;
dreschpe 0:da1bf437cbc1 39 else return 320;
dreschpe 0:da1bf437cbc1 40 }
dreschpe 0:da1bf437cbc1 41
dreschpe 0:da1bf437cbc1 42
dreschpe 0:da1bf437cbc1 43 int SPI_TFT_ILI9341::height()
dreschpe 0:da1bf437cbc1 44 {
dreschpe 0:da1bf437cbc1 45 if (orientation == 0 || orientation == 2) return 320;
dreschpe 0:da1bf437cbc1 46 else return 240;
dreschpe 0:da1bf437cbc1 47 }
dreschpe 0:da1bf437cbc1 48
dreschpe 0:da1bf437cbc1 49
dreschpe 2:0a16083193a4 50 void SPI_TFT_ILI9341::set_orientation(unsigned int o)
dreschpe 0:da1bf437cbc1 51 {
dreschpe 0:da1bf437cbc1 52 orientation = o;
dreschpe 2:0a16083193a4 53 wr_cmd(0x36); // MEMORY_ACCESS_CONTROL
dreschpe 0:da1bf437cbc1 54 switch (orientation) {
dreschpe 0:da1bf437cbc1 55 case 0:
dreschpe 2:0a16083193a4 56 _spi.write(0x48);
dreschpe 0:da1bf437cbc1 57 break;
dreschpe 0:da1bf437cbc1 58 case 1:
dreschpe 2:0a16083193a4 59 _spi.write(0x28);
dreschpe 0:da1bf437cbc1 60 break;
dreschpe 0:da1bf437cbc1 61 case 2:
dreschpe 2:0a16083193a4 62 _spi.write(0x88);
dreschpe 0:da1bf437cbc1 63 break;
dreschpe 0:da1bf437cbc1 64 case 3:
dreschpe 2:0a16083193a4 65 _spi.write(0xE8);
dreschpe 0:da1bf437cbc1 66 break;
dreschpe 0:da1bf437cbc1 67 }
dreschpe 2:0a16083193a4 68 _cs = 1;
dreschpe 0:da1bf437cbc1 69 WindowMax();
dreschpe 2:0a16083193a4 70 }
dreschpe 0:da1bf437cbc1 71
dreschpe 0:da1bf437cbc1 72
dreschpe 0:da1bf437cbc1 73 // write command to tft register
dreschpe 0:da1bf437cbc1 74
dreschpe 0:da1bf437cbc1 75 void SPI_TFT_ILI9341::wr_cmd(unsigned char cmd)
dreschpe 0:da1bf437cbc1 76 {
dreschpe 0:da1bf437cbc1 77 _dc = 0;
dreschpe 0:da1bf437cbc1 78 _cs = 0;
dreschpe 0:da1bf437cbc1 79 _spi.write(cmd); // mbed lib
dreschpe 0:da1bf437cbc1 80 _dc = 1;
dreschpe 0:da1bf437cbc1 81 }
dreschpe 0:da1bf437cbc1 82
dreschpe 0:da1bf437cbc1 83
dreschpe 0:da1bf437cbc1 84
dreschpe 0:da1bf437cbc1 85 void SPI_TFT_ILI9341::wr_dat(unsigned char dat)
dreschpe 0:da1bf437cbc1 86 {
dreschpe 0:da1bf437cbc1 87 _spi.write(dat); // mbed lib
dreschpe 0:da1bf437cbc1 88 }
dreschpe 0:da1bf437cbc1 89
dreschpe 0:da1bf437cbc1 90
dreschpe 0:da1bf437cbc1 91
dreschpe 6:fe07ae8329f7 92 // the ILI9341 can read
dreschpe 6:fe07ae8329f7 93
dreschpe 6:fe07ae8329f7 94 char SPI_TFT_ILI9341::rd_byte(unsigned char cmd)
dreschpe 6:fe07ae8329f7 95 {
dreschpe 6:fe07ae8329f7 96 char r;
dreschpe 6:fe07ae8329f7 97 _dc = 0;
dreschpe 6:fe07ae8329f7 98 _cs = 0;
dreschpe 6:fe07ae8329f7 99 _spi.write(cmd); // mbed lib
dreschpe 6:fe07ae8329f7 100 _cs = 1;
dreschpe 6:fe07ae8329f7 101 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 102 _cs = 1;
dreschpe 6:fe07ae8329f7 103 return(r);
dreschpe 6:fe07ae8329f7 104 }
dreschpe 0:da1bf437cbc1 105
dreschpe 6:fe07ae8329f7 106 // read 32 bit
dreschpe 6:fe07ae8329f7 107 int SPI_TFT_ILI9341::rd_32(unsigned char cmd)
dreschpe 6:fe07ae8329f7 108 {
dreschpe 6:fe07ae8329f7 109 int d;
dreschpe 6:fe07ae8329f7 110 char r;
dreschpe 6:fe07ae8329f7 111 _dc = 0;
dreschpe 6:fe07ae8329f7 112 _cs = 0;
dreschpe 6:fe07ae8329f7 113 d = cmd;
dreschpe 6:fe07ae8329f7 114 d = d << 1;
dreschpe 6:fe07ae8329f7 115 _spi.format(9,3); // we have to add a dummy clock cycle
dreschpe 6:fe07ae8329f7 116 _spi.write(d);
dreschpe 6:fe07ae8329f7 117 _spi.format(8,3);
dreschpe 6:fe07ae8329f7 118 _dc = 1;
dreschpe 6:fe07ae8329f7 119 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 120 d = r;
dreschpe 6:fe07ae8329f7 121 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 122 d = (d << 8) | r;
dreschpe 6:fe07ae8329f7 123 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 124 d = (d << 8) | r;
dreschpe 6:fe07ae8329f7 125 r = _spi.write(0xff);
dreschpe 6:fe07ae8329f7 126 d = (d << 8) | r;
dreschpe 6:fe07ae8329f7 127 _cs = 1;
dreschpe 6:fe07ae8329f7 128 return(d);
dreschpe 6:fe07ae8329f7 129 }
dreschpe 0:da1bf437cbc1 130
dreschpe 6:fe07ae8329f7 131 int SPI_TFT_ILI9341::Read_ID(void){
dreschpe 6:fe07ae8329f7 132 int r;
dreschpe 6:fe07ae8329f7 133 r = rd_byte(0x0A);
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 return(r);
dreschpe 6:fe07ae8329f7 138 }
dreschpe 0:da1bf437cbc1 139
dreschpe 0:da1bf437cbc1 140
dreschpe 1:6d6125e88de7 141 // Init code based on MI0283QT datasheet
dreschpe 1:6d6125e88de7 142
dreschpe 0:da1bf437cbc1 143 void SPI_TFT_ILI9341::tft_reset()
dreschpe 0:da1bf437cbc1 144 {
dreschpe 2:0a16083193a4 145 _spi.format(8,3); // 8 bit spi mode 3
dreschpe 6:fe07ae8329f7 146 _spi.frequency(20000000); // 10 Mhz SPI clock
dreschpe 0:da1bf437cbc1 147 _cs = 1; // cs high
dreschpe 0:da1bf437cbc1 148 _dc = 1; // dc high
dreschpe 0:da1bf437cbc1 149 _reset = 0; // display reset
dreschpe 0:da1bf437cbc1 150
dreschpe 0:da1bf437cbc1 151 wait_us(50);
dreschpe 1:6d6125e88de7 152 _reset = 1; // end hardware reset
dreschpe 0:da1bf437cbc1 153 wait_ms(5);
dreschpe 1:6d6125e88de7 154
dreschpe 1:6d6125e88de7 155 wr_cmd(0x01); // SW reset
dreschpe 1:6d6125e88de7 156 wait_ms(5);
dreschpe 1:6d6125e88de7 157 wr_cmd(0x28); // display off
dreschpe 0:da1bf437cbc1 158
dreschpe 0:da1bf437cbc1 159 /* Start Initial Sequence ----------------------------------------------------*/
dreschpe 1:6d6125e88de7 160 wr_cmd(0xCF);
dreschpe 1:6d6125e88de7 161 _spi.write(0x00);
dreschpe 1:6d6125e88de7 162 _spi.write(0x83);
dreschpe 1:6d6125e88de7 163 _spi.write(0x30);
dreschpe 1:6d6125e88de7 164 _cs = 1;
dreschpe 1:6d6125e88de7 165
dreschpe 1:6d6125e88de7 166 wr_cmd(0xED);
dreschpe 1:6d6125e88de7 167 _spi.write(0x64);
dreschpe 1:6d6125e88de7 168 _spi.write(0x03);
dreschpe 1:6d6125e88de7 169 _spi.write(0x12);
dreschpe 1:6d6125e88de7 170 _spi.write(0x81);
dreschpe 1:6d6125e88de7 171 _cs = 1;
dreschpe 1:6d6125e88de7 172
dreschpe 1:6d6125e88de7 173 wr_cmd(0xE8);
dreschpe 1:6d6125e88de7 174 _spi.write(0x85);
dreschpe 1:6d6125e88de7 175 _spi.write(0x01);
dreschpe 1:6d6125e88de7 176 _spi.write(0x79);
dreschpe 1:6d6125e88de7 177 _cs = 1;
dreschpe 1:6d6125e88de7 178
dreschpe 1:6d6125e88de7 179 wr_cmd(0xCB);
dreschpe 0:da1bf437cbc1 180 _spi.write(0x39);
dreschpe 0:da1bf437cbc1 181 _spi.write(0x2C);
dreschpe 0:da1bf437cbc1 182 _spi.write(0x00);
dreschpe 0:da1bf437cbc1 183 _spi.write(0x34);
dreschpe 0:da1bf437cbc1 184 _spi.write(0x02);
dreschpe 0:da1bf437cbc1 185 _cs = 1;
dreschpe 1:6d6125e88de7 186
dreschpe 1:6d6125e88de7 187 wr_cmd(0xF7);
dreschpe 1:6d6125e88de7 188 _spi.write(0x20);
dreschpe 0:da1bf437cbc1 189 _cs = 1;
dreschpe 1:6d6125e88de7 190
dreschpe 1:6d6125e88de7 191 wr_cmd(0xEA);
dreschpe 1:6d6125e88de7 192 _spi.write(0x00);
dreschpe 1:6d6125e88de7 193 _spi.write(0x00);
dreschpe 0:da1bf437cbc1 194 _cs = 1;
dreschpe 1:6d6125e88de7 195
dreschpe 0:da1bf437cbc1 196 wr_cmd(0xC0); // POWER_CONTROL_1
dreschpe 1:6d6125e88de7 197 _spi.write(0x26);
dreschpe 0:da1bf437cbc1 198 _cs = 1;
dreschpe 1:6d6125e88de7 199
dreschpe 0:da1bf437cbc1 200 wr_cmd(0xC1); // POWER_CONTROL_2
dreschpe 0:da1bf437cbc1 201 _spi.write(0x11);
dreschpe 0:da1bf437cbc1 202 _cs = 1;
dreschpe 1:6d6125e88de7 203
dreschpe 0:da1bf437cbc1 204 wr_cmd(0xC5); // VCOM_CONTROL_1
dreschpe 1:6d6125e88de7 205 _spi.write(0x35);
dreschpe 1:6d6125e88de7 206 _spi.write(0x3E);
dreschpe 0:da1bf437cbc1 207 _cs = 1;
dreschpe 1:6d6125e88de7 208
dreschpe 0:da1bf437cbc1 209 wr_cmd(0xC7); // VCOM_CONTROL_2
dreschpe 1:6d6125e88de7 210 _spi.write(0xBE);
dreschpe 0:da1bf437cbc1 211 _cs = 1;
dreschpe 1:6d6125e88de7 212
dreschpe 0:da1bf437cbc1 213 wr_cmd(0x36); // MEMORY_ACCESS_CONTROL
dreschpe 0:da1bf437cbc1 214 _spi.write(0x48);
dreschpe 0:da1bf437cbc1 215 _cs = 1;
dreschpe 1:6d6125e88de7 216
dreschpe 1:6d6125e88de7 217 wr_cmd(0x3A); // COLMOD_PIXEL_FORMAT_SET
dreschpe 1:6d6125e88de7 218 _spi.write(0x55); // 16 bit pixel
dreschpe 1:6d6125e88de7 219 _cs = 1;
dreschpe 1:6d6125e88de7 220
dreschpe 1:6d6125e88de7 221 wr_cmd(0xB1); // Frame Rate
dreschpe 1:6d6125e88de7 222 _spi.write(0x00);
dreschpe 1:6d6125e88de7 223 _spi.write(0x1B);
dreschpe 1:6d6125e88de7 224 _cs = 1;
dreschpe 1:6d6125e88de7 225
dreschpe 1:6d6125e88de7 226 wr_cmd(0xF2); // Gamma Function Disable
dreschpe 1:6d6125e88de7 227 _spi.write(0x08);
dreschpe 1:6d6125e88de7 228 _cs = 1;
dreschpe 1:6d6125e88de7 229
dreschpe 1:6d6125e88de7 230 wr_cmd(0x26);
dreschpe 1:6d6125e88de7 231 _spi.write(0x01); // gamma set for curve 01/2/04/08
dreschpe 1:6d6125e88de7 232 _cs = 1;
dreschpe 1:6d6125e88de7 233
dreschpe 1:6d6125e88de7 234 wr_cmd(0xE0); // positive gamma correction
dreschpe 1:6d6125e88de7 235 _spi.write(0x1F);
dreschpe 1:6d6125e88de7 236 _spi.write(0x1A);
dreschpe 1:6d6125e88de7 237 _spi.write(0x18);
dreschpe 1:6d6125e88de7 238 _spi.write(0x0A);
dreschpe 1:6d6125e88de7 239 _spi.write(0x0F);
dreschpe 1:6d6125e88de7 240 _spi.write(0x06);
dreschpe 1:6d6125e88de7 241 _spi.write(0x45);
dreschpe 1:6d6125e88de7 242 _spi.write(0x87);
dreschpe 1:6d6125e88de7 243 _spi.write(0x32);
dreschpe 1:6d6125e88de7 244 _spi.write(0x0A);
dreschpe 1:6d6125e88de7 245 _spi.write(0x07);
dreschpe 1:6d6125e88de7 246 _spi.write(0x02);
dreschpe 1:6d6125e88de7 247 _spi.write(0x07);
dreschpe 1:6d6125e88de7 248 _spi.write(0x05);
dreschpe 1:6d6125e88de7 249 _spi.write(0x00);
dreschpe 1:6d6125e88de7 250 _cs = 1;
dreschpe 1:6d6125e88de7 251
dreschpe 1:6d6125e88de7 252 wr_cmd(0xE1); // negativ gamma correction
dreschpe 1:6d6125e88de7 253 _spi.write(0x00);
dreschpe 1:6d6125e88de7 254 _spi.write(0x25);
dreschpe 1:6d6125e88de7 255 _spi.write(0x27);
dreschpe 1:6d6125e88de7 256 _spi.write(0x05);
dreschpe 1:6d6125e88de7 257 _spi.write(0x10);
dreschpe 1:6d6125e88de7 258 _spi.write(0x09);
dreschpe 1:6d6125e88de7 259 _spi.write(0x3A);
dreschpe 1:6d6125e88de7 260 _spi.write(0x78);
dreschpe 1:6d6125e88de7 261 _spi.write(0x4D);
dreschpe 1:6d6125e88de7 262 _spi.write(0x05);
dreschpe 1:6d6125e88de7 263 _spi.write(0x18);
dreschpe 1:6d6125e88de7 264 _spi.write(0x0D);
dreschpe 1:6d6125e88de7 265 _spi.write(0x38);
dreschpe 1:6d6125e88de7 266 _spi.write(0x3A);
dreschpe 1:6d6125e88de7 267 _spi.write(0x1F);
dreschpe 1:6d6125e88de7 268 _cs = 1;
dreschpe 1:6d6125e88de7 269
dreschpe 1:6d6125e88de7 270 WindowMax ();
dreschpe 1:6d6125e88de7 271
dreschpe 1:6d6125e88de7 272 //wr_cmd(0x34); // tearing effect off
dreschpe 1:6d6125e88de7 273 //_cs = 1;
dreschpe 1:6d6125e88de7 274
dreschpe 1:6d6125e88de7 275 //wr_cmd(0x35); // tearing effect on
dreschpe 1:6d6125e88de7 276 //_cs = 1;
dreschpe 1:6d6125e88de7 277
dreschpe 1:6d6125e88de7 278 wr_cmd(0xB7); // entry mode
dreschpe 1:6d6125e88de7 279 _spi.write(0x07);
dreschpe 1:6d6125e88de7 280 _cs = 1;
dreschpe 1:6d6125e88de7 281
dreschpe 1:6d6125e88de7 282 wr_cmd(0xB6); // display function control
dreschpe 1:6d6125e88de7 283 _spi.write(0x0A);
dreschpe 1:6d6125e88de7 284 _spi.write(0x82);
dreschpe 1:6d6125e88de7 285 _spi.write(0x27);
dreschpe 1:6d6125e88de7 286 _spi.write(0x00);
dreschpe 1:6d6125e88de7 287 _cs = 1;
dreschpe 1:6d6125e88de7 288
dreschpe 1:6d6125e88de7 289 wr_cmd(0x11); // sleep out
dreschpe 1:6d6125e88de7 290 _cs = 1;
dreschpe 1:6d6125e88de7 291
dreschpe 1:6d6125e88de7 292 wait_ms(100);
dreschpe 1:6d6125e88de7 293
dreschpe 1:6d6125e88de7 294 wr_cmd(0x29); // display on
dreschpe 1:6d6125e88de7 295 _cs = 1;
dreschpe 1:6d6125e88de7 296
dreschpe 1:6d6125e88de7 297 wait_ms(100);
dreschpe 1:6d6125e88de7 298
dreschpe 1:6d6125e88de7 299 }
dreschpe 0:da1bf437cbc1 300
dreschpe 0:da1bf437cbc1 301
dreschpe 0:da1bf437cbc1 302 void SPI_TFT_ILI9341::pixel(int x, int y, int color)
dreschpe 0:da1bf437cbc1 303 {
dreschpe 0:da1bf437cbc1 304 wr_cmd(0x2A);
dreschpe 0:da1bf437cbc1 305 _spi.write(x >> 8);
dreschpe 0:da1bf437cbc1 306 _spi.write(x);
dreschpe 0:da1bf437cbc1 307 _cs = 1;
dreschpe 0:da1bf437cbc1 308 wr_cmd(0x2B);
dreschpe 0:da1bf437cbc1 309 _spi.write(y >> 8);
dreschpe 0:da1bf437cbc1 310 _spi.write(y);
dreschpe 0:da1bf437cbc1 311 _cs = 1;
dreschpe 5:55aed13f2630 312 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 313 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 314 _spi.write(color >> 8);
dreschpe 5:55aed13f2630 315 _spi.write(color & 0xff);
dreschpe 5:55aed13f2630 316 #else
dreschpe 0:da1bf437cbc1 317 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 318 _spi.write(color); // Write D0..D15
dreschpe 0:da1bf437cbc1 319 _spi.format(8,3);
dreschpe 5:55aed13f2630 320 #endif
dreschpe 0:da1bf437cbc1 321 _cs = 1;
dreschpe 0:da1bf437cbc1 322 }
dreschpe 0:da1bf437cbc1 323
dreschpe 0:da1bf437cbc1 324
dreschpe 0:da1bf437cbc1 325 void SPI_TFT_ILI9341::window (unsigned int x, unsigned int y, unsigned int w, unsigned int h)
dreschpe 0:da1bf437cbc1 326 {
dreschpe 0:da1bf437cbc1 327 wr_cmd(0x2A);
dreschpe 0:da1bf437cbc1 328 _spi.write(x >> 8);
dreschpe 0:da1bf437cbc1 329 _spi.write(x);
dreschpe 0:da1bf437cbc1 330 _spi.write((x+w-1) >> 8);
dreschpe 0:da1bf437cbc1 331 _spi.write(x+w-1);
dreschpe 0:da1bf437cbc1 332
dreschpe 0:da1bf437cbc1 333 _cs = 1;
dreschpe 0:da1bf437cbc1 334 wr_cmd(0x2B);
dreschpe 0:da1bf437cbc1 335 _spi.write(y >> 8);
dreschpe 0:da1bf437cbc1 336 _spi.write(y);
dreschpe 0:da1bf437cbc1 337 _spi.write((y+h-1) >> 8);
dreschpe 0:da1bf437cbc1 338 _spi.write(y+h-1);
dreschpe 0:da1bf437cbc1 339 _cs = 1;
dreschpe 0:da1bf437cbc1 340 }
dreschpe 0:da1bf437cbc1 341
dreschpe 0:da1bf437cbc1 342
dreschpe 0:da1bf437cbc1 343 void SPI_TFT_ILI9341::WindowMax (void)
dreschpe 0:da1bf437cbc1 344 {
dreschpe 0:da1bf437cbc1 345 window (0, 0, width(), height());
dreschpe 0:da1bf437cbc1 346 }
dreschpe 0:da1bf437cbc1 347
dreschpe 0:da1bf437cbc1 348
dreschpe 0:da1bf437cbc1 349
dreschpe 0:da1bf437cbc1 350 void SPI_TFT_ILI9341::cls (void)
dreschpe 0:da1bf437cbc1 351 {
dreschpe 0:da1bf437cbc1 352 int pixel = ( width() * height());
dreschpe 0:da1bf437cbc1 353 WindowMax();
dreschpe 5:55aed13f2630 354 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 355 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 356 unsigned int i;
dreschpe 5:55aed13f2630 357 for (i = 0; i < ( width() * height()); i++){
dreschpe 5:55aed13f2630 358 _spi.write(_background >> 8);
dreschpe 5:55aed13f2630 359 _spi.write(_background & 0xff);
dreschpe 5:55aed13f2630 360 }
dreschpe 5:55aed13f2630 361
dreschpe 5:55aed13f2630 362 #else
dreschpe 0:da1bf437cbc1 363 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 364 unsigned int i;
dreschpe 0:da1bf437cbc1 365 for (i = 0; i < ( width() * height()); i++)
dreschpe 5:55aed13f2630 366 _spi.write(_background);
dreschpe 5:55aed13f2630 367 _spi.format(8,3);
dreschpe 5:55aed13f2630 368 #endif
dreschpe 5:55aed13f2630 369 _cs = 1;
dreschpe 0:da1bf437cbc1 370 }
dreschpe 0:da1bf437cbc1 371
dreschpe 0:da1bf437cbc1 372
dreschpe 0:da1bf437cbc1 373 void SPI_TFT_ILI9341::circle(int x0, int y0, int r, int color)
dreschpe 0:da1bf437cbc1 374 {
dreschpe 0:da1bf437cbc1 375
mazgch 3:3d7298360e45 376 int x = -r, y = 0, err = 2-2*r, e2;
mazgch 3:3d7298360e45 377 do {
mazgch 3:3d7298360e45 378 pixel(x0-x, y0+y,color);
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 e2 = err;
mazgch 3:3d7298360e45 383 if (e2 <= y) {
mazgch 3:3d7298360e45 384 err += ++y*2+1;
mazgch 3:3d7298360e45 385 if (-x == y && e2 <= x) e2 = 0;
mazgch 3:3d7298360e45 386 }
mazgch 3:3d7298360e45 387 if (e2 > x) err += ++x*2+1;
mazgch 3:3d7298360e45 388 } while (x <= 0);
dreschpe 4:f018e272220b 389
dreschpe 0:da1bf437cbc1 390 }
dreschpe 0:da1bf437cbc1 391
mazgch 3:3d7298360e45 392 void SPI_TFT_ILI9341::fillcircle(int x0, int y0, int r, int color)
dreschpe 0:da1bf437cbc1 393 {
mazgch 3:3d7298360e45 394 int x = -r, y = 0, err = 2-2*r, e2;
mazgch 3:3d7298360e45 395 do {
mazgch 3:3d7298360e45 396 vline(x0-x, y0-y, y0+y, color);
mazgch 3:3d7298360e45 397 vline(x0+x, y0-y, y0+y, color);
mazgch 3:3d7298360e45 398 e2 = err;
mazgch 3:3d7298360e45 399 if (e2 <= y) {
mazgch 3:3d7298360e45 400 err += ++y*2+1;
mazgch 3:3d7298360e45 401 if (-x == y && e2 <= x) e2 = 0;
mazgch 3:3d7298360e45 402 }
mazgch 3:3d7298360e45 403 if (e2 > x) err += ++x*2+1;
mazgch 3:3d7298360e45 404 } while (x <= 0);
dreschpe 0:da1bf437cbc1 405 }
dreschpe 0:da1bf437cbc1 406
dreschpe 0:da1bf437cbc1 407
dreschpe 0:da1bf437cbc1 408 void SPI_TFT_ILI9341::hline(int x0, int x1, int y, int color)
dreschpe 0:da1bf437cbc1 409 {
dreschpe 0:da1bf437cbc1 410 int w;
dreschpe 0:da1bf437cbc1 411 w = x1 - x0 + 1;
dreschpe 0:da1bf437cbc1 412 window(x0,y,w,1);
dreschpe 5:55aed13f2630 413 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 414 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 415 int j;
dreschpe 5:55aed13f2630 416 for (j=0; j<w; j++) {
dreschpe 5:55aed13f2630 417 _spi.write(color >> 8);
dreschpe 5:55aed13f2630 418 _spi.write(color & 0xff);
dreschpe 5:55aed13f2630 419 }
dreschpe 5:55aed13f2630 420 #else
dreschpe 0:da1bf437cbc1 421 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 422 int j;
dreschpe 0:da1bf437cbc1 423 for (j=0; j<w; j++) {
dreschpe 0:da1bf437cbc1 424 _spi.write(color);
dreschpe 0:da1bf437cbc1 425 }
dreschpe 5:55aed13f2630 426 _spi.format(8,3);
dreschpe 5:55aed13f2630 427 #endif
dreschpe 0:da1bf437cbc1 428 _cs = 1;
dreschpe 0:da1bf437cbc1 429 WindowMax();
dreschpe 0:da1bf437cbc1 430 return;
dreschpe 0:da1bf437cbc1 431 }
dreschpe 0:da1bf437cbc1 432
dreschpe 0:da1bf437cbc1 433 void SPI_TFT_ILI9341::vline(int x, int y0, int y1, int color)
dreschpe 0:da1bf437cbc1 434 {
dreschpe 0:da1bf437cbc1 435 int h;
dreschpe 0:da1bf437cbc1 436 h = y1 - y0 + 1;
dreschpe 0:da1bf437cbc1 437 window(x,y0,1,h);
dreschpe 5:55aed13f2630 438 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 439 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 440 for (int y=0; y<h; y++) {
dreschpe 5:55aed13f2630 441 _spi.write(color >> 8);
dreschpe 5:55aed13f2630 442 _spi.write(color & 0xff);
dreschpe 5:55aed13f2630 443 }
dreschpe 5:55aed13f2630 444 #else
dreschpe 0:da1bf437cbc1 445 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 446 for (int y=0; y<h; y++) {
dreschpe 0:da1bf437cbc1 447 _spi.write(color);
dreschpe 0:da1bf437cbc1 448 }
dreschpe 5:55aed13f2630 449 _spi.format(8,3);
dreschpe 5:55aed13f2630 450 #endif
dreschpe 0:da1bf437cbc1 451 _cs = 1;
dreschpe 0:da1bf437cbc1 452 WindowMax();
dreschpe 0:da1bf437cbc1 453 return;
dreschpe 0:da1bf437cbc1 454 }
dreschpe 0:da1bf437cbc1 455
dreschpe 0:da1bf437cbc1 456
dreschpe 0:da1bf437cbc1 457
dreschpe 0:da1bf437cbc1 458 void SPI_TFT_ILI9341::line(int x0, int y0, int x1, int y1, int color)
dreschpe 0:da1bf437cbc1 459 {
dreschpe 0:da1bf437cbc1 460 //WindowMax();
dreschpe 0:da1bf437cbc1 461 int dx = 0, dy = 0;
dreschpe 0:da1bf437cbc1 462 int dx_sym = 0, dy_sym = 0;
dreschpe 0:da1bf437cbc1 463 int dx_x2 = 0, dy_x2 = 0;
dreschpe 0:da1bf437cbc1 464 int di = 0;
dreschpe 0:da1bf437cbc1 465
dreschpe 0:da1bf437cbc1 466 dx = x1-x0;
dreschpe 0:da1bf437cbc1 467 dy = y1-y0;
dreschpe 0:da1bf437cbc1 468
dreschpe 0:da1bf437cbc1 469 if (dx == 0) { /* vertical line */
dreschpe 0:da1bf437cbc1 470 if (y1 > y0) vline(x0,y0,y1,color);
dreschpe 0:da1bf437cbc1 471 else vline(x0,y1,y0,color);
dreschpe 0:da1bf437cbc1 472 return;
dreschpe 0:da1bf437cbc1 473 }
dreschpe 0:da1bf437cbc1 474
dreschpe 0:da1bf437cbc1 475 if (dx > 0) {
dreschpe 0:da1bf437cbc1 476 dx_sym = 1;
dreschpe 0:da1bf437cbc1 477 } else {
dreschpe 0:da1bf437cbc1 478 dx_sym = -1;
dreschpe 0:da1bf437cbc1 479 }
dreschpe 0:da1bf437cbc1 480 if (dy == 0) { /* horizontal line */
dreschpe 0:da1bf437cbc1 481 if (x1 > x0) hline(x0,x1,y0,color);
dreschpe 0:da1bf437cbc1 482 else hline(x1,x0,y0,color);
dreschpe 0:da1bf437cbc1 483 return;
dreschpe 0:da1bf437cbc1 484 }
dreschpe 0:da1bf437cbc1 485
dreschpe 0:da1bf437cbc1 486 if (dy > 0) {
dreschpe 0:da1bf437cbc1 487 dy_sym = 1;
dreschpe 0:da1bf437cbc1 488 } else {
dreschpe 0:da1bf437cbc1 489 dy_sym = -1;
dreschpe 0:da1bf437cbc1 490 }
dreschpe 0:da1bf437cbc1 491
dreschpe 0:da1bf437cbc1 492 dx = dx_sym*dx;
dreschpe 0:da1bf437cbc1 493 dy = dy_sym*dy;
dreschpe 0:da1bf437cbc1 494
dreschpe 0:da1bf437cbc1 495 dx_x2 = dx*2;
dreschpe 0:da1bf437cbc1 496 dy_x2 = dy*2;
dreschpe 0:da1bf437cbc1 497
dreschpe 0:da1bf437cbc1 498 if (dx >= dy) {
dreschpe 0:da1bf437cbc1 499 di = dy_x2 - dx;
dreschpe 0:da1bf437cbc1 500 while (x0 != x1) {
dreschpe 0:da1bf437cbc1 501
dreschpe 0:da1bf437cbc1 502 pixel(x0, y0, color);
dreschpe 0:da1bf437cbc1 503 x0 += dx_sym;
dreschpe 0:da1bf437cbc1 504 if (di<0) {
dreschpe 0:da1bf437cbc1 505 di += dy_x2;
dreschpe 0:da1bf437cbc1 506 } else {
dreschpe 0:da1bf437cbc1 507 di += dy_x2 - dx_x2;
dreschpe 0:da1bf437cbc1 508 y0 += dy_sym;
dreschpe 0:da1bf437cbc1 509 }
dreschpe 0:da1bf437cbc1 510 }
dreschpe 0:da1bf437cbc1 511 pixel(x0, y0, color);
dreschpe 0:da1bf437cbc1 512 } else {
dreschpe 0:da1bf437cbc1 513 di = dx_x2 - dy;
dreschpe 0:da1bf437cbc1 514 while (y0 != y1) {
dreschpe 0:da1bf437cbc1 515 pixel(x0, y0, color);
dreschpe 0:da1bf437cbc1 516 y0 += dy_sym;
dreschpe 0:da1bf437cbc1 517 if (di < 0) {
dreschpe 0:da1bf437cbc1 518 di += dx_x2;
dreschpe 0:da1bf437cbc1 519 } else {
dreschpe 0:da1bf437cbc1 520 di += dx_x2 - dy_x2;
dreschpe 0:da1bf437cbc1 521 x0 += dx_sym;
dreschpe 0:da1bf437cbc1 522 }
dreschpe 0:da1bf437cbc1 523 }
dreschpe 0:da1bf437cbc1 524 pixel(x0, y0, color);
dreschpe 0:da1bf437cbc1 525 }
dreschpe 0:da1bf437cbc1 526 return;
dreschpe 0:da1bf437cbc1 527 }
dreschpe 0:da1bf437cbc1 528
dreschpe 0:da1bf437cbc1 529
dreschpe 0:da1bf437cbc1 530 void SPI_TFT_ILI9341::rect(int x0, int y0, int x1, int y1, int color)
dreschpe 0:da1bf437cbc1 531 {
dreschpe 0:da1bf437cbc1 532
dreschpe 0:da1bf437cbc1 533 if (x1 > x0) hline(x0,x1,y0,color);
dreschpe 0:da1bf437cbc1 534 else hline(x1,x0,y0,color);
dreschpe 0:da1bf437cbc1 535
dreschpe 0:da1bf437cbc1 536 if (y1 > y0) vline(x0,y0,y1,color);
dreschpe 0:da1bf437cbc1 537 else vline(x0,y1,y0,color);
dreschpe 0:da1bf437cbc1 538
dreschpe 0:da1bf437cbc1 539 if (x1 > x0) hline(x0,x1,y1,color);
dreschpe 0:da1bf437cbc1 540 else hline(x1,x0,y1,color);
dreschpe 0:da1bf437cbc1 541
dreschpe 0:da1bf437cbc1 542 if (y1 > y0) vline(x1,y0,y1,color);
dreschpe 0:da1bf437cbc1 543 else vline(x1,y1,y0,color);
dreschpe 0:da1bf437cbc1 544
dreschpe 0:da1bf437cbc1 545 return;
dreschpe 0:da1bf437cbc1 546 }
dreschpe 0:da1bf437cbc1 547
dreschpe 0:da1bf437cbc1 548
dreschpe 0:da1bf437cbc1 549
dreschpe 0:da1bf437cbc1 550 void SPI_TFT_ILI9341::fillrect(int x0, int y0, int x1, int y1, int color)
dreschpe 0:da1bf437cbc1 551 {
dreschpe 0:da1bf437cbc1 552
dreschpe 0:da1bf437cbc1 553 int h = y1 - y0 + 1;
dreschpe 0:da1bf437cbc1 554 int w = x1 - x0 + 1;
dreschpe 0:da1bf437cbc1 555 int pixel = h * w;
dreschpe 0:da1bf437cbc1 556 window(x0,y0,w,h);
dreschpe 0:da1bf437cbc1 557 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 558 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 559 for (int p=0; p<pixel; p++) {
dreschpe 5:55aed13f2630 560 _spi.write(color >> 8);
dreschpe 5:55aed13f2630 561 _spi.write(color & 0xff);
dreschpe 5:55aed13f2630 562 }
dreschpe 5:55aed13f2630 563 #else
dreschpe 0:da1bf437cbc1 564 _spi.format(16,3); // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 565 for (int p=0; p<pixel; p++) {
dreschpe 0:da1bf437cbc1 566 _spi.write(color);
dreschpe 0:da1bf437cbc1 567 }
dreschpe 5:55aed13f2630 568 _spi.format(8,3);
dreschpe 5:55aed13f2630 569 #endif
dreschpe 0:da1bf437cbc1 570 _cs = 1;
dreschpe 0:da1bf437cbc1 571 WindowMax();
dreschpe 0:da1bf437cbc1 572 return;
dreschpe 0:da1bf437cbc1 573 }
dreschpe 0:da1bf437cbc1 574
dreschpe 0:da1bf437cbc1 575
dreschpe 0:da1bf437cbc1 576 void SPI_TFT_ILI9341::locate(int x, int y)
dreschpe 0:da1bf437cbc1 577 {
dreschpe 0:da1bf437cbc1 578 char_x = x;
dreschpe 0:da1bf437cbc1 579 char_y = y;
dreschpe 0:da1bf437cbc1 580 }
dreschpe 0:da1bf437cbc1 581
dreschpe 0:da1bf437cbc1 582
dreschpe 0:da1bf437cbc1 583
dreschpe 0:da1bf437cbc1 584 int SPI_TFT_ILI9341::columns()
dreschpe 0:da1bf437cbc1 585 {
dreschpe 0:da1bf437cbc1 586 return width() / font[1];
dreschpe 0:da1bf437cbc1 587 }
dreschpe 0:da1bf437cbc1 588
dreschpe 0:da1bf437cbc1 589
dreschpe 0:da1bf437cbc1 590
dreschpe 0:da1bf437cbc1 591 int SPI_TFT_ILI9341::rows()
dreschpe 0:da1bf437cbc1 592 {
dreschpe 0:da1bf437cbc1 593 return height() / font[2];
dreschpe 0:da1bf437cbc1 594 }
dreschpe 0:da1bf437cbc1 595
dreschpe 0:da1bf437cbc1 596
dreschpe 0:da1bf437cbc1 597
dreschpe 0:da1bf437cbc1 598 int SPI_TFT_ILI9341::_putc(int value)
dreschpe 0:da1bf437cbc1 599 {
dreschpe 0:da1bf437cbc1 600 if (value == '\n') { // new line
dreschpe 0:da1bf437cbc1 601 char_x = 0;
dreschpe 0:da1bf437cbc1 602 char_y = char_y + font[2];
dreschpe 0:da1bf437cbc1 603 if (char_y >= height() - font[2]) {
dreschpe 0:da1bf437cbc1 604 char_y = 0;
dreschpe 0:da1bf437cbc1 605 }
dreschpe 0:da1bf437cbc1 606 } else {
dreschpe 0:da1bf437cbc1 607 character(char_x, char_y, value);
dreschpe 0:da1bf437cbc1 608 }
dreschpe 0:da1bf437cbc1 609 return value;
dreschpe 0:da1bf437cbc1 610 }
dreschpe 0:da1bf437cbc1 611
dreschpe 0:da1bf437cbc1 612
dreschpe 0:da1bf437cbc1 613 void SPI_TFT_ILI9341::character(int x, int y, int c)
dreschpe 0:da1bf437cbc1 614 {
dreschpe 0:da1bf437cbc1 615 unsigned int hor,vert,offset,bpl,j,i,b;
dreschpe 0:da1bf437cbc1 616 unsigned char* zeichen;
dreschpe 0:da1bf437cbc1 617 unsigned char z,w;
dreschpe 0:da1bf437cbc1 618
dreschpe 0:da1bf437cbc1 619 if ((c < 31) || (c > 127)) return; // test char range
dreschpe 0:da1bf437cbc1 620
dreschpe 0:da1bf437cbc1 621 // read font parameter from start of array
dreschpe 0:da1bf437cbc1 622 offset = font[0]; // bytes / char
dreschpe 0:da1bf437cbc1 623 hor = font[1]; // get hor size of font
dreschpe 0:da1bf437cbc1 624 vert = font[2]; // get vert size of font
dreschpe 0:da1bf437cbc1 625 bpl = font[3]; // bytes per line
dreschpe 0:da1bf437cbc1 626
dreschpe 0:da1bf437cbc1 627 if (char_x + hor > width()) {
dreschpe 0:da1bf437cbc1 628 char_x = 0;
dreschpe 0:da1bf437cbc1 629 char_y = char_y + vert;
dreschpe 0:da1bf437cbc1 630 if (char_y >= height() - font[2]) {
dreschpe 0:da1bf437cbc1 631 char_y = 0;
dreschpe 0:da1bf437cbc1 632 }
dreschpe 0:da1bf437cbc1 633 }
dreschpe 0:da1bf437cbc1 634 window(char_x, char_y,hor,vert); // char box
dreschpe 5:55aed13f2630 635 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 636 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 5:55aed13f2630 637 _spi.format(16,3);
dreschpe 5:55aed13f2630 638 #endif // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 639 zeichen = &font[((c -32) * offset) + 4]; // start of char bitmap
dreschpe 0:da1bf437cbc1 640 w = zeichen[0]; // width of actual char
dreschpe 0:da1bf437cbc1 641 for (j=0; j<vert; j++) { // vert line
dreschpe 0:da1bf437cbc1 642 for (i=0; i<hor; i++) { // horz line
dreschpe 0:da1bf437cbc1 643 z = zeichen[bpl * i + ((j & 0xF8) >> 3)+1];
dreschpe 0:da1bf437cbc1 644 b = 1 << (j & 0x07);
dreschpe 0:da1bf437cbc1 645 if (( z & b ) == 0x00) {
dreschpe 5:55aed13f2630 646 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 0:da1bf437cbc1 647 _spi.write(_background);
dreschpe 5:55aed13f2630 648 #else
dreschpe 5:55aed13f2630 649 _spi.write(_background >> 8);
dreschpe 5:55aed13f2630 650 _spi.write(_background & 0xff);
dreschpe 5:55aed13f2630 651 #endif
dreschpe 0:da1bf437cbc1 652 } else {
dreschpe 5:55aed13f2630 653 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 0:da1bf437cbc1 654 _spi.write(_foreground);
dreschpe 5:55aed13f2630 655 #else
dreschpe 5:55aed13f2630 656 _spi.write(_foreground >> 8);
dreschpe 5:55aed13f2630 657 _spi.write(_foreground & 0xff);
dreschpe 5:55aed13f2630 658 #endif
dreschpe 0:da1bf437cbc1 659 }
dreschpe 0:da1bf437cbc1 660 }
dreschpe 0:da1bf437cbc1 661 }
dreschpe 0:da1bf437cbc1 662 _cs = 1;
dreschpe 5:55aed13f2630 663 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 0:da1bf437cbc1 664 _spi.format(8,3);
dreschpe 5:55aed13f2630 665 #endif
dreschpe 0:da1bf437cbc1 666 WindowMax();
dreschpe 0:da1bf437cbc1 667 if ((w + 2) < hor) { // x offset to next char
dreschpe 0:da1bf437cbc1 668 char_x += w + 2;
dreschpe 0:da1bf437cbc1 669 } else char_x += hor;
dreschpe 0:da1bf437cbc1 670 }
dreschpe 0:da1bf437cbc1 671
dreschpe 0:da1bf437cbc1 672
dreschpe 0:da1bf437cbc1 673 void SPI_TFT_ILI9341::set_font(unsigned char* f)
dreschpe 0:da1bf437cbc1 674 {
dreschpe 0:da1bf437cbc1 675 font = f;
dreschpe 0:da1bf437cbc1 676 }
dreschpe 0:da1bf437cbc1 677
dreschpe 0:da1bf437cbc1 678
dreschpe 0:da1bf437cbc1 679
dreschpe 0:da1bf437cbc1 680 void SPI_TFT_ILI9341::Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap)
dreschpe 0:da1bf437cbc1 681 {
dreschpe 0:da1bf437cbc1 682 unsigned int j;
dreschpe 0:da1bf437cbc1 683 int padd;
dreschpe 0:da1bf437cbc1 684 unsigned short *bitmap_ptr = (unsigned short *)bitmap;
dreschpe 5:55aed13f2630 685 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 686 unsigned short pix_temp;
dreschpe 5:55aed13f2630 687 #endif
dreschpe 5:55aed13f2630 688
dreschpe 2:0a16083193a4 689 unsigned int i;
dreschpe 2:0a16083193a4 690
dreschpe 0:da1bf437cbc1 691 // the lines are padded to multiple of 4 bytes in a bitmap
dreschpe 0:da1bf437cbc1 692 padd = -1;
dreschpe 0:da1bf437cbc1 693 do {
dreschpe 0:da1bf437cbc1 694 padd ++;
dreschpe 0:da1bf437cbc1 695 } while (2*(w + padd)%4 != 0);
dreschpe 0:da1bf437cbc1 696 window(x, y, w, h);
dreschpe 2:0a16083193a4 697 bitmap_ptr += ((h - 1)* (w + padd));
dreschpe 5:55aed13f2630 698 wr_cmd(0x2C); // send pixel
dreschpe 5:55aed13f2630 699 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 5:55aed13f2630 700 _spi.format(16,3);
dreschpe 5:55aed13f2630 701 #endif // switch to 16 bit Mode 3
dreschpe 2:0a16083193a4 702 for (j = 0; j < h; j++) { //Lines
dreschpe 2:0a16083193a4 703 for (i = 0; i < w; i++) { // one line
dreschpe 5:55aed13f2630 704 #if defined TARGET_KL25Z // 8 Bit SPI
dreschpe 5:55aed13f2630 705 pix_temp = *bitmap_ptr;
dreschpe 5:55aed13f2630 706 _spi.write(pix_temp >> 8);
dreschpe 5:55aed13f2630 707 _spi.write(pix_temp);
dreschpe 5:55aed13f2630 708 bitmap_ptr++;
dreschpe 5:55aed13f2630 709 #else
dreschpe 5:55aed13f2630 710 _spi.write(*bitmap_ptr); // one line
dreschpe 5:55aed13f2630 711 bitmap_ptr++;
dreschpe 5:55aed13f2630 712 #endif
dreschpe 0:da1bf437cbc1 713 }
dreschpe 0:da1bf437cbc1 714 bitmap_ptr -= 2*w;
dreschpe 0:da1bf437cbc1 715 bitmap_ptr -= padd;
dreschpe 0:da1bf437cbc1 716 }
dreschpe 0:da1bf437cbc1 717 _cs = 1;
dreschpe 5:55aed13f2630 718 #ifndef TARGET_KL25Z // 16 Bit SPI
dreschpe 0:da1bf437cbc1 719 _spi.format(8,3);
dreschpe 5:55aed13f2630 720 #endif
dreschpe 0:da1bf437cbc1 721 WindowMax();
dreschpe 0:da1bf437cbc1 722 }
dreschpe 0:da1bf437cbc1 723
dreschpe 0:da1bf437cbc1 724
dreschpe 6:fe07ae8329f7 725 // local filesystem is not implemented in kinetis board , but you can add a SD card
dreschpe 5:55aed13f2630 726
dreschpe 0:da1bf437cbc1 727 int SPI_TFT_ILI9341::BMP_16(unsigned int x, unsigned int y, const char *Name_BMP)
dreschpe 0:da1bf437cbc1 728 {
dreschpe 0:da1bf437cbc1 729
dreschpe 0:da1bf437cbc1 730 #define OffsetPixelWidth 18
dreschpe 0:da1bf437cbc1 731 #define OffsetPixelHeigh 22
dreschpe 0:da1bf437cbc1 732 #define OffsetFileSize 34
dreschpe 0:da1bf437cbc1 733 #define OffsetPixData 10
dreschpe 0:da1bf437cbc1 734 #define OffsetBPP 28
dreschpe 0:da1bf437cbc1 735
dreschpe 0:da1bf437cbc1 736 char filename[50];
dreschpe 0:da1bf437cbc1 737 unsigned char BMP_Header[54];
dreschpe 0:da1bf437cbc1 738 unsigned short BPP_t;
dreschpe 0:da1bf437cbc1 739 unsigned int PixelWidth,PixelHeigh,start_data;
dreschpe 0:da1bf437cbc1 740 unsigned int i,off;
dreschpe 0:da1bf437cbc1 741 int padd,j;
dreschpe 0:da1bf437cbc1 742 unsigned short *line;
dreschpe 0:da1bf437cbc1 743
dreschpe 0:da1bf437cbc1 744 // get the filename
dreschpe 6:fe07ae8329f7 745 i=0;
dreschpe 0:da1bf437cbc1 746 while (*Name_BMP!='\0') {
dreschpe 0:da1bf437cbc1 747 filename[i++]=*Name_BMP++;
dreschpe 0:da1bf437cbc1 748 }
dreschpe 6:fe07ae8329f7 749 filename[i] = 0;
dreschpe 6:fe07ae8329f7 750
dreschpe 0:da1bf437cbc1 751 FILE *Image = fopen((const char *)&filename[0], "rb"); // open the bmp file
dreschpe 0:da1bf437cbc1 752 if (!Image) {
dreschpe 0:da1bf437cbc1 753 return(0); // error file not found !
dreschpe 0:da1bf437cbc1 754 }
dreschpe 0:da1bf437cbc1 755
dreschpe 0:da1bf437cbc1 756 fread(&BMP_Header[0],1,54,Image); // get the BMP Header
dreschpe 0:da1bf437cbc1 757
dreschpe 0:da1bf437cbc1 758 if (BMP_Header[0] != 0x42 || BMP_Header[1] != 0x4D) { // check magic byte
dreschpe 0:da1bf437cbc1 759 fclose(Image);
dreschpe 0:da1bf437cbc1 760 return(-1); // error no BMP file
dreschpe 0:da1bf437cbc1 761 }
dreschpe 0:da1bf437cbc1 762
dreschpe 0:da1bf437cbc1 763 BPP_t = BMP_Header[OffsetBPP] + (BMP_Header[OffsetBPP + 1] << 8);
dreschpe 0:da1bf437cbc1 764 if (BPP_t != 0x0010) {
dreschpe 0:da1bf437cbc1 765 fclose(Image);
dreschpe 0:da1bf437cbc1 766 return(-2); // error no 16 bit BMP
dreschpe 0:da1bf437cbc1 767 }
dreschpe 0:da1bf437cbc1 768
dreschpe 0:da1bf437cbc1 769 PixelHeigh = BMP_Header[OffsetPixelHeigh] + (BMP_Header[OffsetPixelHeigh + 1] << 8) + (BMP_Header[OffsetPixelHeigh + 2] << 16) + (BMP_Header[OffsetPixelHeigh + 3] << 24);
dreschpe 0:da1bf437cbc1 770 PixelWidth = BMP_Header[OffsetPixelWidth] + (BMP_Header[OffsetPixelWidth + 1] << 8) + (BMP_Header[OffsetPixelWidth + 2] << 16) + (BMP_Header[OffsetPixelWidth + 3] << 24);
dreschpe 0:da1bf437cbc1 771 if (PixelHeigh > height() + y || PixelWidth > width() + x) {
dreschpe 0:da1bf437cbc1 772 fclose(Image);
dreschpe 0:da1bf437cbc1 773 return(-3); // to big
dreschpe 0:da1bf437cbc1 774 }
dreschpe 0:da1bf437cbc1 775
dreschpe 0:da1bf437cbc1 776 start_data = BMP_Header[OffsetPixData] + (BMP_Header[OffsetPixData + 1] << 8) + (BMP_Header[OffsetPixData + 2] << 16) + (BMP_Header[OffsetPixData + 3] << 24);
dreschpe 0:da1bf437cbc1 777
dreschpe 0:da1bf437cbc1 778 line = (unsigned short *) malloc (2 * PixelWidth); // we need a buffer for a line
dreschpe 0:da1bf437cbc1 779 if (line == NULL) {
dreschpe 0:da1bf437cbc1 780 return(-4); // error no memory
dreschpe 0:da1bf437cbc1 781 }
dreschpe 0:da1bf437cbc1 782
dreschpe 0:da1bf437cbc1 783 // the bmp lines are padded to multiple of 4 bytes
dreschpe 0:da1bf437cbc1 784 padd = -1;
dreschpe 0:da1bf437cbc1 785 do {
dreschpe 0:da1bf437cbc1 786 padd ++;
dreschpe 0:da1bf437cbc1 787 } while ((PixelWidth * 2 + padd)%4 != 0);
dreschpe 0:da1bf437cbc1 788
dreschpe 0:da1bf437cbc1 789 window(x, y,PixelWidth ,PixelHeigh);
dreschpe 6:fe07ae8329f7 790 wr_cmd(0x2C); // send pixel
dreschpe 6:fe07ae8329f7 791 #ifndef TARGET_KL25Z // only 8 Bit SPI
dreschpe 6:fe07ae8329f7 792 _spi.format(16,3);
dreschpe 6:fe07ae8329f7 793 #endif // switch to 16 bit Mode 3
dreschpe 0:da1bf437cbc1 794 for (j = PixelHeigh - 1; j >= 0; j--) { //Lines bottom up
dreschpe 0:da1bf437cbc1 795 off = j * (PixelWidth * 2 + padd) + start_data; // start of line
dreschpe 0:da1bf437cbc1 796 fseek(Image, off ,SEEK_SET);
dreschpe 6:fe07ae8329f7 797 fread(line,1,PixelWidth * 2,Image); // read a line - slow
dreschpe 0:da1bf437cbc1 798 for (i = 0; i < PixelWidth; i++) { // copy pixel data to TFT
dreschpe 6:fe07ae8329f7 799 #ifndef TARGET_KL25Z // only 8 Bit SPI
dreschpe 0:da1bf437cbc1 800 _spi.write(line[i]); // one 16 bit pixel
dreschpe 6:fe07ae8329f7 801 #else
dreschpe 6:fe07ae8329f7 802 _spi.write(line[i] >> 8);
dreschpe 6:fe07ae8329f7 803 _spi.write(line[i]);
dreschpe 6:fe07ae8329f7 804 #endif
dreschpe 0:da1bf437cbc1 805 }
dreschpe 0:da1bf437cbc1 806 }
dreschpe 0:da1bf437cbc1 807 _cs = 1;
dreschpe 0:da1bf437cbc1 808 _spi.format(8,3);
dreschpe 0:da1bf437cbc1 809 free (line);
dreschpe 0:da1bf437cbc1 810 fclose(Image);
dreschpe 0:da1bf437cbc1 811 WindowMax();
dreschpe 0:da1bf437cbc1 812 return(1);
dreschpe 5:55aed13f2630 813 }