Richard Nash / Mbed 2 deprecated TFTtouch_F767ZI_working-clean

TFT Touch base

Dependencies:   TFTv2 mbed

Fork of TFT_test_NUCLEO-F411RE by Motoo Tanaka

main.cpp@1:0a7005226e61, 2018-07-30 (annotated)

Committer:
richnash
Date:
Mon Jul 30 14:18:06 2018 +0000
Revision:
1:0a7005226e61
Parent:
0:cd5e3d371b54 
base version of TFT demo for F767ZI

Who changed what in which revision?

UserRevisionLine numberNew contents of line
richnash 1:0a7005226e61 1 /* Adapted from other examples to work on a F767ZI
richnash 1:0a7005226e61 2 */
richnash 1:0a7005226e61 3
Rhyme 0:cd5e3d371b54 4 /* mbed main.cpp to test adafruit 2.8" TFT LCD shiled w Touchscreen
Rhyme 0:cd5e3d371b54 5 * Copyright (c) 2014, 2015 Motoo Tanaka @ Design Methodology Lab
Rhyme 0:cd5e3d371b54 6 *
Rhyme 0:cd5e3d371b54 7 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Rhyme 0:cd5e3d371b54 8 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Rhyme 0:cd5e3d371b54 9 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Rhyme 0:cd5e3d371b54 10 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Rhyme 0:cd5e3d371b54 11 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Rhyme 0:cd5e3d371b54 12 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Rhyme 0:cd5e3d371b54 13 * THE SOFTWARE.
Rhyme 0:cd5e3d371b54 14 */
Rhyme 0:cd5e3d371b54 15
Rhyme 0:cd5e3d371b54 16 /*
Rhyme 0:cd5e3d371b54 17 * Note: This program is derived from the SeeeStudioTFTv2 program.
Rhyme 0:cd5e3d371b54 18 * Although both program share same ILI9341 TFT driver,
Rhyme 0:cd5e3d371b54 19 * the touch sensor was not same with the Display I purchased from Akizuki.
Rhyme 0:cd5e3d371b54 20 * http://akizukidenshi.com/catalog/g/gM-07747/
Rhyme 0:cd5e3d371b54 21 * The touch sensor on the display is STMPE610,
Rhyme 0:cd5e3d371b54 22 * so I hacked the minimum spi driver for it (polling mode only).
Rhyme 0:cd5e3d371b54 23 */
Rhyme 0:cd5e3d371b54 24
Rhyme 0:cd5e3d371b54 25 #include "mbed.h"
Rhyme 0:cd5e3d371b54 26 #include <math.h>
Rhyme 0:cd5e3d371b54 27 #include "ILI9341.h"
Rhyme 0:cd5e3d371b54 28 #include "SPI_STMPE610.h"
Rhyme 0:cd5e3d371b54 29 #include "Arial12x12.h"
Rhyme 0:cd5e3d371b54 30 #include "Arial24x23.h"
Rhyme 0:cd5e3d371b54 31 #include "Arial28x28.h"
Rhyme 0:cd5e3d371b54 32 #include "Arial43x48_numb.h"
Rhyme 0:cd5e3d371b54 33
Rhyme 0:cd5e3d371b54 34 #define PIN_RESET_TFT PC_13 /* place holder */
richnash 1:0a7005226e61 35
richnash 1:0a7005226e61 36 // ------------- FROM WORKING VERSION
richnash 1:0a7005226e61 37
richnash 1:0a7005226e61 38 #define PIN_MOSI D11
richnash 1:0a7005226e61 39 #define PIN_MISO D12
richnash 1:0a7005226e61 40 #define PIN_SCLK D13
richnash 1:0a7005226e61 41 #define PIN_CS_TFT D5
richnash 1:0a7005226e61 42 #define PIN_DC_TFT D6
richnash 1:0a7005226e61 43 #define PIN_BL_TFT D7
richnash 1:0a7005226e61 44 #define PIN_CS_SD D4
richnash 1:0a7005226e61 45
richnash 1:0a7005226e61 46 // =====================================
richnash 1:0a7005226e61 47
richnash 1:0a7005226e61 48 #define PIN_XP A2
richnash 1:0a7005226e61 49 #define PIN_XM A0
richnash 1:0a7005226e61 50 #define PIN_YP A3
richnash 1:0a7005226e61 51 #define PIN_YM A1
richnash 1:0a7005226e61 52
richnash 1:0a7005226e61 53
richnash 1:0a7005226e61 54 struct point {
richnash 1:0a7005226e61 55 int x;
richnash 1:0a7005226e61 56 int y;
richnash 1:0a7005226e61 57 };
Rhyme 0:cd5e3d371b54 58
richnash 1:0a7005226e61 59 void calibrate(void);
richnash 1:0a7005226e61 60 bool getPixel(point& p);
richnash 1:0a7005226e61 61 point toPixel(point p);
richnash 1:0a7005226e61 62
richnash 1:0a7005226e61 63 typedef enum { YES, MAYBE, NO } TOUCH;
richnash 1:0a7005226e61 64
richnash 1:0a7005226e61 65 TOUCH getTouch(point& p);
richnash 1:0a7005226e61 66
richnash 1:0a7005226e61 67 int readTouch(PinName p, PinName m, PinName a, PinName i);
richnash 1:0a7005226e61 68
richnash 1:0a7005226e61 69
richnash 1:0a7005226e61 70 int x_off = 22071;
richnash 1:0a7005226e61 71 int y_off = 18707;
richnash 1:0a7005226e61 72 int pp_tx = 373;
richnash 1:0a7005226e61 73 int pp_ty = 297;
richnash 1:0a7005226e61 74
richnash 1:0a7005226e61 75 // =====================================
richnash 1:0a7005226e61 76
richnash 1:0a7005226e61 77 DigitalOut backlight(PIN_BL_TFT) ;
richnash 1:0a7005226e61 78
richnash 1:0a7005226e61 79 ILI9341 TFT(SPI_8, 10000000, PIN_MOSI, PIN_MISO, PIN_SCLK, PIN_CS_TFT, PIN_RESET_TFT, PIN_DC_TFT, "Seeed2.8") ;
richnash 1:0a7005226e61 80
richnash 1:0a7005226e61 81 int page = 1 ;
richnash 1:0a7005226e61 82 int numPage = 3 ;
richnash 1:0a7005226e61 83
richnash 1:0a7005226e61 84 Serial logger(SERIAL_TX, SERIAL_RX);
richnash 1:0a7005226e61 85
richnash 1:0a7005226e61 86
richnash 1:0a7005226e61 87 /// ================================================================================================
Rhyme 0:cd5e3d371b54 88
Rhyme 0:cd5e3d371b54 89
richnash 1:0a7005226e61 90 int readTouch(PinName p, PinName m, PinName a, PinName i)
richnash 1:0a7005226e61 91 {
richnash 1:0a7005226e61 92 DigitalOut _p(p);
richnash 1:0a7005226e61 93 _p = 1;
richnash 1:0a7005226e61 94 DigitalOut _m(m);
richnash 1:0a7005226e61 95 _m = 0;
richnash 1:0a7005226e61 96 AnalogIn _a(a);
richnash 1:0a7005226e61 97 AnalogIn _i(i); // this pin has to be high Z (DigitalIn may also work)
richnash 1:0a7005226e61 98 wait_us(10);
richnash 1:0a7005226e61 99 return _a.read_u16();
richnash 1:0a7005226e61 100 }
richnash 1:0a7005226e61 101
richnash 1:0a7005226e61 102 TOUCH getTouch(point& p)
richnash 1:0a7005226e61 103 {
richnash 1:0a7005226e61 104 int y2 = readTouch(PIN_XP,PIN_XM,PIN_YP,PIN_YM);
richnash 1:0a7005226e61 105 int x2 = readTouch(PIN_YP,PIN_YM,PIN_XP,PIN_XM);
richnash 1:0a7005226e61 106 int y1 = readTouch(PIN_XP,PIN_XM,PIN_YP,PIN_YM);
richnash 1:0a7005226e61 107 int x1 = readTouch(PIN_YP,PIN_YM,PIN_XP,PIN_XM);
richnash 1:0a7005226e61 108 int xd = x1 - x2;
richnash 1:0a7005226e61 109 int yd = y1 - y2;
richnash 1:0a7005226e61 110 xd = (xd > 0) ? xd : -xd;
richnash 1:0a7005226e61 111 yd = (yd > 0) ? xd : -xd;
richnash 1:0a7005226e61 112 p.x = x1 + x2;
richnash 1:0a7005226e61 113 p.y = y1 + y2;
richnash 1:0a7005226e61 114
richnash 1:0a7005226e61 115 const int th = 8000;
richnash 1:0a7005226e61 116 const int df = 100;
richnash 1:0a7005226e61 117 TOUCH touch;
richnash 1:0a7005226e61 118 if (x1 < th || x2 < th ||
richnash 1:0a7005226e61 119 y1 < th || y2 < th) {
richnash 1:0a7005226e61 120 p.x = 0;
richnash 1:0a7005226e61 121 p.y = 0;
richnash 1:0a7005226e61 122 touch = NO;
richnash 1:0a7005226e61 123 } else if (xd > df || yd > df) {
richnash 1:0a7005226e61 124 touch = MAYBE;
richnash 1:0a7005226e61 125 } else {
richnash 1:0a7005226e61 126 touch = YES;
richnash 1:0a7005226e61 127 }
richnash 1:0a7005226e61 128 //TFT.locate(0,50);
richnash 1:0a7005226e61 129 //TFT.printf("x: %6i y: %6i",p.x,p.y);
richnash 1:0a7005226e61 130 return touch;
richnash 1:0a7005226e61 131 }
Rhyme 0:cd5e3d371b54 132
richnash 1:0a7005226e61 133 void calibrate(void)
richnash 1:0a7005226e61 134 {
richnash 1:0a7005226e61 135 int i;
richnash 1:0a7005226e61 136 int a = 0,b = 0,c = 0, d = 0;
richnash 1:0a7005226e61 137 int pos_x = 0, pos_y = 0;
richnash 1:0a7005226e61 138 point p;
richnash 1:0a7005226e61 139
richnash 1:0a7005226e61 140 backlight = 0 ;
richnash 1:0a7005226e61 141 //TFT.BusEnable(true) ;
richnash 1:0a7005226e61 142
richnash 1:0a7005226e61 143 TFT.background(Black);
richnash 1:0a7005226e61 144 wait(0.1) ;
richnash 1:0a7005226e61 145 TFT.foreground(White);
richnash 1:0a7005226e61 146 wait(0.1) ;
richnash 1:0a7005226e61 147 TFT.cls() ;
richnash 1:0a7005226e61 148 wait(0.1) ;
richnash 1:0a7005226e61 149 TFT.set_font((unsigned char*) Arial12x12);
richnash 1:0a7005226e61 150 TFT.locate(90,0);
richnash 1:0a7005226e61 151 TFT.printf("Graphics");
richnash 1:0a7005226e61 152
richnash 1:0a7005226e61 153 TFT.line(0,3,6,3,White);
richnash 1:0a7005226e61 154 TFT.line(3,0,3,6,White);
richnash 1:0a7005226e61 155
richnash 1:0a7005226e61 156 backlight = 1 ;
richnash 1:0a7005226e61 157
richnash 1:0a7005226e61 158 //if (font)
richnash 1:0a7005226e61 159 //{
richnash 1:0a7005226e61 160 // get the center of the screen
richnash 1:0a7005226e61 161 pos_x = TFT.columns() / 2 - 3;
richnash 1:0a7005226e61 162 pos_x = pos_x * Arial12x12[1];
richnash 1:0a7005226e61 163 pos_y = (TFT.rows() / 2) - 1;
richnash 1:0a7005226e61 164 pos_y = pos_y * Arial12x12[2];
richnash 1:0a7005226e61 165 TFT.locate(pos_x,pos_y);
richnash 1:0a7005226e61 166 TFT.printf("press cross ");
richnash 1:0a7005226e61 167 TFT.locate(pos_x,pos_y + Arial12x12[2]);
richnash 1:0a7005226e61 168 TFT.printf("to calibrate ");
richnash 1:0a7005226e61 169 //}
richnash 1:0a7005226e61 170
richnash 1:0a7005226e61 171 for (i=0; i<5; i++) {
richnash 1:0a7005226e61 172 while (getTouch(p) != YES)
richnash 1:0a7005226e61 173 /*nothing*/;
richnash 1:0a7005226e61 174 a += p.x;
richnash 1:0a7005226e61 175 b += p.y;
richnash 1:0a7005226e61 176 }
richnash 1:0a7005226e61 177 a = a / 5;
richnash 1:0a7005226e61 178 b = b / 5;
richnash 1:0a7005226e61 179 //if (font)
richnash 1:0a7005226e61 180 //{
richnash 1:0a7005226e61 181 TFT.locate(pos_x,pos_y);
richnash 1:0a7005226e61 182 TFT.printf("ok ");
richnash 1:0a7005226e61 183 TFT.locate(pos_x,pos_y + Arial12x12[2]);
richnash 1:0a7005226e61 184 TFT.printf("release touch ");
richnash 1:0a7005226e61 185 //}
richnash 1:0a7005226e61 186 while (getTouch(p) != NO)
richnash 1:0a7005226e61 187 /*nothing*/;
richnash 1:0a7005226e61 188
richnash 1:0a7005226e61 189 TFT.cls();
richnash 1:0a7005226e61 190 TFT.line(TFT.width() -5, TFT.height() - 8,TFT.width() - 5,TFT.height() -1,White); // paint cross
richnash 1:0a7005226e61 191 TFT.line(TFT.width() - 8,TFT.height() - 5,TFT.width() - 1,TFT.height() - 5,White);
richnash 1:0a7005226e61 192 //if (font)
richnash 1:0a7005226e61 193 //{
richnash 1:0a7005226e61 194 TFT.locate(pos_x,pos_y);
richnash 1:0a7005226e61 195 TFT.printf("press cross ");
richnash 1:0a7005226e61 196 TFT.locate(pos_x,pos_y + Arial12x12[2]);
richnash 1:0a7005226e61 197 TFT.printf("to calibrate ");
richnash 1:0a7005226e61 198 //}
richnash 1:0a7005226e61 199 for (i=0; i<5; i++) {
richnash 1:0a7005226e61 200 while (getTouch(p) != YES)
richnash 1:0a7005226e61 201 /*nothing*/;
richnash 1:0a7005226e61 202 c+= p.x;
richnash 1:0a7005226e61 203 d+= p.y;
richnash 1:0a7005226e61 204 }
richnash 1:0a7005226e61 205 c = c / 5;
richnash 1:0a7005226e61 206 d = d / 5;
richnash 1:0a7005226e61 207 x_off = a;
richnash 1:0a7005226e61 208 y_off = b;
richnash 1:0a7005226e61 209 i = c-a; // delta x
richnash 1:0a7005226e61 210 pp_tx = i / (TFT.width() - 6);
richnash 1:0a7005226e61 211 i = d-b; // delta y
richnash 1:0a7005226e61 212 pp_ty = i / (TFT.height() - 6);
richnash 1:0a7005226e61 213 //if (font)
richnash 1:0a7005226e61 214 //{
richnash 1:0a7005226e61 215 TFT.locate(pos_x,pos_y);
richnash 1:0a7005226e61 216 TFT.printf("Calibrated ");
richnash 1:0a7005226e61 217 TFT.locate(pos_x,pos_y + Arial12x12[2]);
richnash 1:0a7005226e61 218 TFT.printf("x %6i %4i", x_off, pp_tx);
richnash 1:0a7005226e61 219 TFT.locate(pos_x,pos_y + 2*Arial12x12[2]);
richnash 1:0a7005226e61 220 TFT.printf("y %6i %4i", y_off, pp_ty);
richnash 1:0a7005226e61 221 //}
richnash 1:0a7005226e61 222 while (getTouch(p) != NO)
richnash 1:0a7005226e61 223 /*nothing*/;
richnash 1:0a7005226e61 224 TFT.cls();
richnash 1:0a7005226e61 225
richnash 1:0a7005226e61 226 //TFT.BusEnable(false) ;
richnash 1:0a7005226e61 227
richnash 1:0a7005226e61 228 printf("x_off:%6i pp_tx:%4i \n\r", x_off, pp_tx);
richnash 1:0a7005226e61 229 printf("y_off:%6i pp_ty:%4i \n\r", y_off, pp_ty);
richnash 1:0a7005226e61 230 }
Rhyme 0:cd5e3d371b54 231
richnash 1:0a7005226e61 232 point toPixel(point p)
richnash 1:0a7005226e61 233 {
richnash 1:0a7005226e61 234 p.x -= x_off;
richnash 1:0a7005226e61 235 p.x /= pp_tx;
richnash 1:0a7005226e61 236 int w = TFT.width();
richnash 1:0a7005226e61 237 if (p.x > w) p.x = w;
richnash 1:0a7005226e61 238 if (p.x < 0) p.x = 0;
richnash 1:0a7005226e61 239 p.y -= y_off;
richnash 1:0a7005226e61 240 p.y /= pp_ty;
richnash 1:0a7005226e61 241 int h = TFT.height();
richnash 1:0a7005226e61 242 if (p.y > h) p.y = h;
richnash 1:0a7005226e61 243 if (p.y < 0) p.y = 0;
richnash 1:0a7005226e61 244 return (p);
richnash 1:0a7005226e61 245 }
richnash 1:0a7005226e61 246
richnash 1:0a7005226e61 247 bool getPixel(point& p)
richnash 1:0a7005226e61 248 {
richnash 1:0a7005226e61 249 TOUCH touch = getTouch(p);
richnash 1:0a7005226e61 250 p = toPixel(p);
richnash 1:0a7005226e61 251 return touch == YES;
richnash 1:0a7005226e61 252 }
richnash 1:0a7005226e61 253
richnash 1:0a7005226e61 254
richnash 1:0a7005226e61 255 // ===================================================
Rhyme 0:cd5e3d371b54 256
Rhyme 0:cd5e3d371b54 257 void initTFT(void)
Rhyme 0:cd5e3d371b54 258 {
Rhyme 0:cd5e3d371b54 259 //Configure the display driver
richnash 1:0a7005226e61 260 //TFT.BusEnable(true) ;
Rhyme 0:cd5e3d371b54 261 TFT.FastWindow(true) ;
Rhyme 0:cd5e3d371b54 262 TFT.background(Black);
Rhyme 0:cd5e3d371b54 263 TFT.foreground(White);
Rhyme 0:cd5e3d371b54 264 wait(0.01) ;
Rhyme 0:cd5e3d371b54 265 TFT.cls();
richnash 1:0a7005226e61 266 //TFT.BusEnable(false) ;
Rhyme 0:cd5e3d371b54 267 }
Rhyme 0:cd5e3d371b54 268
Rhyme 0:cd5e3d371b54 269 void screen1(void) // Welcome Screen
Rhyme 0:cd5e3d371b54 270 {
richnash 1:0a7005226e61 271 //TFT.BusEnable(true) ;
Rhyme 0:cd5e3d371b54 272 backlight = 0 ;
Rhyme 0:cd5e3d371b54 273 TFT.background(White) ;
Rhyme 0:cd5e3d371b54 274 wait(0.1) ;
Rhyme 0:cd5e3d371b54 275 TFT.cls() ;
Rhyme 0:cd5e3d371b54 276 wait(0.1) ;
Rhyme 0:cd5e3d371b54 277
Rhyme 0:cd5e3d371b54 278 TFT.set_font((unsigned char*) Arial24x23);
Rhyme 0:cd5e3d371b54 279 TFT.foreground(Red) ;
Rhyme 0:cd5e3d371b54 280 TFT.locate(80, 40) ;
Rhyme 0:cd5e3d371b54 281 TFT.printf("MBED") ;
Rhyme 0:cd5e3d371b54 282 TFT.foreground(Blue);
Rhyme 0:cd5e3d371b54 283 TFT.locate(60, 80) ;
Rhyme 0:cd5e3d371b54 284 TFT.printf("2.8\"TFT") ;
Rhyme 0:cd5e3d371b54 285 TFT.locate(40, 120) ;
Rhyme 0:cd5e3d371b54 286 TFT.printf("with touch") ;
Rhyme 0:cd5e3d371b54 287 TFT.foreground(Black);
Rhyme 0:cd5e3d371b54 288 TFT.set_font((unsigned char*) Arial12x12);
Rhyme 0:cd5e3d371b54 289 TFT.foreground(Blue) ;
Rhyme 0:cd5e3d371b54 290 TFT.locate(30, 180) ;
Rhyme 0:cd5e3d371b54 291 TFT.printf("This program is running on") ;
Rhyme 0:cd5e3d371b54 292 TFT.locate(30, 200) ;
Rhyme 0:cd5e3d371b54 293 TFT.printf("ST Nucleo F411RE with") ;
Rhyme 0:cd5e3d371b54 294 TFT.locate(30, 220) ;
Rhyme 0:cd5e3d371b54 295 TFT.printf("a program developed in mbed") ;
Rhyme 0:cd5e3d371b54 296 TFT.foreground(Green) ;
Rhyme 0:cd5e3d371b54 297 TFT.locate(30, 260) ;
Rhyme 0:cd5e3d371b54 298 TFT.printf("To advance demo page, touch") ;
Rhyme 0:cd5e3d371b54 299 TFT.locate(30, 280) ;
Rhyme 0:cd5e3d371b54 300 TFT.printf("and hold right side of screen") ;
Rhyme 0:cd5e3d371b54 301 TFT.locate(30, 300) ;
Rhyme 0:cd5e3d371b54 302 TFT.printf("until the next screen starts") ;
richnash 1:0a7005226e61 303 //TFT.BusEnable(false) ;
Rhyme 0:cd5e3d371b54 304 backlight = 1 ;
Rhyme 0:cd5e3d371b54 305 }
Rhyme 0:cd5e3d371b54 306
Rhyme 0:cd5e3d371b54 307 void screen2(void) // Graphics
Rhyme 0:cd5e3d371b54 308 {
Rhyme 0:cd5e3d371b54 309 //Draw some graphics
Rhyme 0:cd5e3d371b54 310 int i, x[2], y[2] ;
Rhyme 0:cd5e3d371b54 311 backlight = 0 ;
richnash 1:0a7005226e61 312 //TFT.BusEnable(true) ;
Rhyme 0:cd5e3d371b54 313 TFT.background(Black);
Rhyme 0:cd5e3d371b54 314 wait(0.1) ;
Rhyme 0:cd5e3d371b54 315 TFT.foreground(White);
Rhyme 0:cd5e3d371b54 316 wait(0.1) ;
Rhyme 0:cd5e3d371b54 317 TFT.cls() ;
Rhyme 0:cd5e3d371b54 318 wait(0.1) ;
Rhyme 0:cd5e3d371b54 319 TFT.set_font((unsigned char*) Arial12x12);
Rhyme 0:cd5e3d371b54 320 TFT.locate(90,0);
Rhyme 0:cd5e3d371b54 321 TFT.printf("Graphics");
Rhyme 0:cd5e3d371b54 322
Rhyme 0:cd5e3d371b54 323 x[0] = 25 ; x[1] = 224 ;
Rhyme 0:cd5e3d371b54 324 y[0] = 20 ; y[1] = 219 ;
Rhyme 0:cd5e3d371b54 325 for (i = 20 ; i < 220 ; i += 10) {
Rhyme 0:cd5e3d371b54 326 TFT.line(i+5, y[0], i+5, y[1], Blue) ;
Rhyme 0:cd5e3d371b54 327 TFT.line(x[0], i, x[1], i, Blue) ;
Rhyme 0:cd5e3d371b54 328 }
Rhyme 0:cd5e3d371b54 329 TFT.line(125, y[0], 125, y[1], Green) ;
Rhyme 0:cd5e3d371b54 330 TFT.line(x[0], 120, x[1], 120, Green) ;
Rhyme 0:cd5e3d371b54 331 TFT.rect(x[0],y[0], x[1], y[1], Green) ;
Rhyme 0:cd5e3d371b54 332 TFT.locate(10, 20) ;
Rhyme 0:cd5e3d371b54 333 TFT.printf("V") ;
Rhyme 0:cd5e3d371b54 334 TFT.locate(0, 115) ;
Rhyme 0:cd5e3d371b54 335 TFT.printf("0.0") ;
Rhyme 0:cd5e3d371b54 336 TFT.locate(115, 225) ;
Rhyme 0:cd5e3d371b54 337 TFT.printf("0.0") ;
Rhyme 0:cd5e3d371b54 338 TFT.locate(215, 225) ;
Rhyme 0:cd5e3d371b54 339 TFT.printf("T") ;
Rhyme 0:cd5e3d371b54 340
Rhyme 0:cd5e3d371b54 341 double s;
Rhyme 0:cd5e3d371b54 342 for (int i = x[0]; i < 225; i++) {
Rhyme 0:cd5e3d371b54 343 s = 40 * sin((long double)i / 20);
Rhyme 0:cd5e3d371b54 344 TFT.pixel(i, 120 + (int)s, White);
Rhyme 0:cd5e3d371b54 345 }
Rhyme 0:cd5e3d371b54 346
Rhyme 0:cd5e3d371b54 347 TFT.fillrect(10, 240, 229, 309, White) ;
Rhyme 0:cd5e3d371b54 348 TFT.rect(10, 240, 229, 309, Red) ;
Rhyme 0:cd5e3d371b54 349 TFT.rect(11, 241, 228, 308, Red) ;
Rhyme 0:cd5e3d371b54 350
Rhyme 0:cd5e3d371b54 351 TFT.background(White) ;
Rhyme 0:cd5e3d371b54 352 TFT.foreground(Black) ;
Rhyme 0:cd5e3d371b54 353 TFT.locate(20, 250) ;
Rhyme 0:cd5e3d371b54 354 TFT.printf("With QVGA resolution") ;
Rhyme 0:cd5e3d371b54 355 TFT.locate(20, 270) ;
Rhyme 0:cd5e3d371b54 356 TFT.printf("simple graphics drawing") ;
Rhyme 0:cd5e3d371b54 357 TFT.locate(20, 290) ;
Rhyme 0:cd5e3d371b54 358 TFT.printf("capability is provided") ;
richnash 1:0a7005226e61 359 //TFT.BusEnable(false) ;
Rhyme 0:cd5e3d371b54 360 backlight = 1 ;
Rhyme 0:cd5e3d371b54 361 }
Rhyme 0:cd5e3d371b54 362
richnash 1:0a7005226e61 363 void screen3(void) // Graphics
Rhyme 0:cd5e3d371b54 364 {
richnash 1:0a7005226e61 365 //int rowX;
richnash 1:0a7005226e61 366 int rowY;
richnash 1:0a7005226e61 367 //int x = Terminal6x8[1];
richnash 1:0a7005226e61 368 int y = Terminal6x8[2];
richnash 1:0a7005226e61 369
richnash 1:0a7005226e61 370 //Draw some text
richnash 1:0a7005226e61 371 backlight = 0 ;
richnash 1:0a7005226e61 372
richnash 1:0a7005226e61 373 TFT.background(Black);
richnash 1:0a7005226e61 374 wait(0.1) ;
richnash 1:0a7005226e61 375 TFT.foreground(White);
richnash 1:0a7005226e61 376 wait(0.1) ;
richnash 1:0a7005226e61 377 TFT.cls() ;
richnash 1:0a7005226e61 378 wait(0.1) ;
richnash 1:0a7005226e61 379
richnash 1:0a7005226e61 380 backlight = 1 ;
richnash 1:0a7005226e61 381
richnash 1:0a7005226e61 382 TFT.set_font((unsigned char*) Terminal6x8);
richnash 1:0a7005226e61 383
richnash 1:0a7005226e61 384 for( rowY=0; rowY<100; ++rowY )
richnash 1:0a7005226e61 385 {
richnash 1:0a7005226e61 386 TFT.locate(0, (rowY%25)*y);
richnash 1:0a7005226e61 387 TFT.printf("%3d TFT width = %d, height = %d", rowY, TFT.width(), TFT.height()) ;
richnash 1:0a7005226e61 388 }
richnash 1:0a7005226e61 389
Rhyme 0:cd5e3d371b54 390 }
Rhyme 0:cd5e3d371b54 391
Rhyme 0:cd5e3d371b54 392 void incPage(void)
Rhyme 0:cd5e3d371b54 393 {
Rhyme 0:cd5e3d371b54 394 page++ ;
Rhyme 0:cd5e3d371b54 395 if (page >= numPage) {
Rhyme 0:cd5e3d371b54 396 page = 0 ;
Rhyme 0:cd5e3d371b54 397 }
Rhyme 0:cd5e3d371b54 398 }
Rhyme 0:cd5e3d371b54 399
Rhyme 0:cd5e3d371b54 400 void decPage(void)
Rhyme 0:cd5e3d371b54 401 {
Rhyme 0:cd5e3d371b54 402 page-- ;
Rhyme 0:cd5e3d371b54 403 if (page < 0) {
Rhyme 0:cd5e3d371b54 404 page = numPage - 1 ;
Rhyme 0:cd5e3d371b54 405 }
Rhyme 0:cd5e3d371b54 406 }
Rhyme 0:cd5e3d371b54 407
Rhyme 0:cd5e3d371b54 408 int main()
Rhyme 0:cd5e3d371b54 409 {
richnash 1:0a7005226e61 410 point p;
richnash 1:0a7005226e61 411
richnash 1:0a7005226e61 412 // setup the pc serial logger
richnash 1:0a7005226e61 413 logger.baud(115200);
richnash 1:0a7005226e61 414 logger.printf("\r\n\r\n<<<<<<<<< TFT SCREEN TEST >>>>>>>>>>>\r\n" );
richnash 1:0a7005226e61 415
Rhyme 0:cd5e3d371b54 416 int prevPage = 99 ;
Rhyme 0:cd5e3d371b54 417 bool waitTouch = false ;
Rhyme 0:cd5e3d371b54 418
richnash 1:0a7005226e61 419 initTFT() ;
Rhyme 0:cd5e3d371b54 420
richnash 1:0a7005226e61 421 printf("Program Started!\n\r") ;
richnash 1:0a7005226e61 422 printf("TFT width = %d, height = %d\n\r", TFT.width(), TFT.height()) ;
Rhyme 0:cd5e3d371b54 423
richnash 1:0a7005226e61 424 //calibrate();
Rhyme 0:cd5e3d371b54 425
Rhyme 0:cd5e3d371b54 426 for(;;) {
richnash 1:0a7005226e61 427
richnash 1:0a7005226e61 428 printf("page %d of %d\r\n", page, numPage );
richnash 1:0a7005226e61 429
Rhyme 0:cd5e3d371b54 430 switch(page) {
Rhyme 0:cd5e3d371b54 431 case 0:
Rhyme 0:cd5e3d371b54 432 if (prevPage != page) {
Rhyme 0:cd5e3d371b54 433 screen1() ;
Rhyme 0:cd5e3d371b54 434 }
Rhyme 0:cd5e3d371b54 435 waitTouch = true ;
Rhyme 0:cd5e3d371b54 436 break ;
Rhyme 0:cd5e3d371b54 437 case 1:
Rhyme 0:cd5e3d371b54 438 if (prevPage != page) {
Rhyme 0:cd5e3d371b54 439 screen2() ;
Rhyme 0:cd5e3d371b54 440 }
Rhyme 0:cd5e3d371b54 441 waitTouch = true ;
Rhyme 0:cd5e3d371b54 442 break ;
richnash 1:0a7005226e61 443 case 2:
richnash 1:0a7005226e61 444 if (prevPage != page) {
richnash 1:0a7005226e61 445 screen3() ;
richnash 1:0a7005226e61 446 }
richnash 1:0a7005226e61 447 waitTouch = true ;
richnash 1:0a7005226e61 448 break ;
Rhyme 0:cd5e3d371b54 449 default:
Rhyme 0:cd5e3d371b54 450 page = 0 ;
Rhyme 0:cd5e3d371b54 451 break ;
Rhyme 0:cd5e3d371b54 452 }
Rhyme 0:cd5e3d371b54 453 prevPage = page ;
richnash 1:0a7005226e61 454
richnash 1:0a7005226e61 455 do {
richnash 1:0a7005226e61 456 if( getPixel(p) )
richnash 1:0a7005226e61 457 {
richnash 1:0a7005226e61 458 printf("TFT Touch x = %d, y = %d\n\r", p.x, p.y) ;
richnash 1:0a7005226e61 459
richnash 1:0a7005226e61 460 if (p.x < 100)
richnash 1:0a7005226e61 461 { // left
Rhyme 0:cd5e3d371b54 462 decPage() ;
richnash 1:0a7005226e61 463 }
richnash 1:0a7005226e61 464 else if (p.x > 150)
richnash 1:0a7005226e61 465 { // right
Rhyme 0:cd5e3d371b54 466 incPage() ;
richnash 1:0a7005226e61 467 }
Rhyme 0:cd5e3d371b54 468 waitTouch = false ;
richnash 1:0a7005226e61 469 }
richnash 1:0a7005226e61 470 } while(waitTouch != false) ;
Rhyme 0:cd5e3d371b54 471 }
Rhyme 0:cd5e3d371b54 472 }