Frank Vannieuwkerke / Mbed 2 deprecated KL25Z_ILI9320_Demo

KL25Z driving an ILI9320 LCD board with touch panel (HY28A-LCDB SPI)

Dependencies:   SPI_TFT_ILI9320 mbed

main.cpp@3:cb2172c95bf1, 2014-11-04 (annotated)

Committer:
frankvnk
Date:
Tue Nov 04 15:18:17 2014 +0000
Revision:
3:cb2172c95bf1
Parent:
1:76f92f6b3737 
Updated SPI_TFT_ILI9320 library to the latest version (auto-detect ILI9320, 9325 and 9328)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
frankvnk 0:ff976ad09b2f 1 /*
frankvnk 0:ff976ad09b2f 2 KL25Z - ILI9320 SPI demo:
frankvnk 0:ff976ad09b2f 3 Display some text and graphics, followed by a simple paint demo.
frankvnk 0:ff976ad09b2f 4 */
frankvnk 0:ff976ad09b2f 5
frankvnk 0:ff976ad09b2f 6 #include "stdio.h"
frankvnk 0:ff976ad09b2f 7 #include "mbed.h"
frankvnk 0:ff976ad09b2f 8 #include "SPI_TFT_ILI9320.h"
frankvnk 0:ff976ad09b2f 9 #include "Touch.h"
frankvnk 0:ff976ad09b2f 10 #include "Arial12x12.h"
frankvnk 0:ff976ad09b2f 11 #include "Arial24x23.h"
frankvnk 0:ff976ad09b2f 12 #include "Arial28x28.h"
frankvnk 0:ff976ad09b2f 13 #include "font_big.h"
frankvnk 0:ff976ad09b2f 14
frankvnk 0:ff976ad09b2f 15 extern unsigned char p1[]; // the mbed logo
frankvnk 0:ff976ad09b2f 16 #define RGB565CONVERT(red, green, blue) (uint16_t)( (( red >> 3 ) << 11 ) | (( green >> 2 ) << 5 ) | ( blue >> 3 ))
frankvnk 0:ff976ad09b2f 17
frankvnk 0:ff976ad09b2f 18 // TFT -> mosi, miso, sclk, cs
frankvnk 0:ff976ad09b2f 19 SPI_TFT TFT(PTD3, PTD2, PTD1, PTD0,"TFT");
frankvnk 0:ff976ad09b2f 20
frankvnk 0:ff976ad09b2f 21 // ADS7843 -> mosi, miso, sclk, cs, irq, SPI_TFT
frankvnk 0:ff976ad09b2f 22 TouchScreenADS7843 TP(PTD6 ,PTD7 ,PTD5 ,PTD4 ,PTA13, &TFT);
frankvnk 0:ff976ad09b2f 23
frankvnk 0:ff976ad09b2f 24 int main()
frankvnk 0:ff976ad09b2f 25 {
frankvnk 1:76f92f6b3737 26 Matrix matrix;
frankvnk 1:76f92f6b3737 27 Coordinate ScreenSample[3];
frankvnk 1:76f92f6b3737 28
frankvnk 0:ff976ad09b2f 29 unsigned short LCD_id;
frankvnk 0:ff976ad09b2f 30 TFT.claim(stdout); // send stdout to the TFT display
frankvnk 0:ff976ad09b2f 31 // Disable stdout buffering, allows us to omit \n with printf.
frankvnk 0:ff976ad09b2f 32 // More info at http://www.cplusplus.com/reference/cstdio/setvbuf/
frankvnk 0:ff976ad09b2f 33 setvbuf ( stdout , NULL , _IONBF , NULL );
frankvnk 0:ff976ad09b2f 34
frankvnk 0:ff976ad09b2f 35 TFT.background(Black); // set background to black
frankvnk 0:ff976ad09b2f 36 TFT.foreground(White); // set chars to white
frankvnk 0:ff976ad09b2f 37
frankvnk 0:ff976ad09b2f 38 // LCD demo
frankvnk 0:ff976ad09b2f 39 // first show the 4 directions
frankvnk 0:ff976ad09b2f 40 TFT.cls();
frankvnk 0:ff976ad09b2f 41 TFT.set_font((unsigned char*) Arial12x12);
frankvnk 0:ff976ad09b2f 42 TFT.set_orientation(0);
frankvnk 0:ff976ad09b2f 43 TFT.locate(0,0);
frankvnk 0:ff976ad09b2f 44 printf(" Hello Mbed 0");
frankvnk 0:ff976ad09b2f 45 TFT.set_orientation(1);
frankvnk 0:ff976ad09b2f 46 TFT.locate(0,0);
frankvnk 0:ff976ad09b2f 47 printf(" Hello Mbed 1");
frankvnk 0:ff976ad09b2f 48 TFT.set_orientation(2);
frankvnk 0:ff976ad09b2f 49 TFT.locate(0,0);
frankvnk 0:ff976ad09b2f 50 printf(" Hello Mbed 2");
frankvnk 0:ff976ad09b2f 51 TFT.set_orientation(3);
frankvnk 0:ff976ad09b2f 52 TFT.locate(0,0);
frankvnk 0:ff976ad09b2f 53 printf(" Hello Mbed 3");
frankvnk 0:ff976ad09b2f 54 TFT.set_orientation(1);
frankvnk 0:ff976ad09b2f 55 TFT.set_font((unsigned char*) Arial24x23);
frankvnk 0:ff976ad09b2f 56 TFT.locate(50,100);
frankvnk 0:ff976ad09b2f 57 printf("TFT orientation");
frankvnk 0:ff976ad09b2f 58 wait(2);
frankvnk 0:ff976ad09b2f 59
frankvnk 0:ff976ad09b2f 60 // draw some graphics
frankvnk 0:ff976ad09b2f 61 TFT.cls();
frankvnk 0:ff976ad09b2f 62 TFT.set_orientation(1);
frankvnk 0:ff976ad09b2f 63 TFT.set_font((unsigned char*) Arial24x23);
frankvnk 0:ff976ad09b2f 64 TFT.locate(120,115);
frankvnk 0:ff976ad09b2f 65 printf("Graphic");
frankvnk 0:ff976ad09b2f 66 TFT.line(0,0,100,200,Green);
frankvnk 0:ff976ad09b2f 67 TFT.rect(100,50,50,50,Red);
frankvnk 0:ff976ad09b2f 68 TFT.fillrect(180,25,40,45,Blue);
frankvnk 0:ff976ad09b2f 69 TFT.draw_ellipse(80, 150, 33, 33, White);
frankvnk 0:ff976ad09b2f 70 TFT.fill_ellipse(80, 50, 33, 33, White);
frankvnk 0:ff976ad09b2f 71 wait(2);
frankvnk 0:ff976ad09b2f 72 TFT.cls();
frankvnk 0:ff976ad09b2f 73 TFT.draw_ellipse(160, 120, 100, 50, Yellow);
frankvnk 0:ff976ad09b2f 74 TFT.draw_ellipse(160, 120, 100, 100, Blue);
frankvnk 0:ff976ad09b2f 75 TFT.fill_ellipse(160, 120, 80, 40, Green);
frankvnk 0:ff976ad09b2f 76 wait(2);
frankvnk 0:ff976ad09b2f 77
frankvnk 0:ff976ad09b2f 78 // bigger text
frankvnk 0:ff976ad09b2f 79 TFT.foreground(White);
frankvnk 0:ff976ad09b2f 80 TFT.background(Blue);
frankvnk 0:ff976ad09b2f 81 TFT.cls();
frankvnk 0:ff976ad09b2f 82 TFT.set_font((unsigned char*) Arial24x23);
frankvnk 0:ff976ad09b2f 83 TFT.locate(0,0);
frankvnk 0:ff976ad09b2f 84 printf("Different Fonts :");
frankvnk 0:ff976ad09b2f 85
frankvnk 0:ff976ad09b2f 86 TFT.set_font((unsigned char*) Neu42x35);
frankvnk 0:ff976ad09b2f 87 TFT.locate(0,50);
frankvnk 0:ff976ad09b2f 88 printf("Hello");
frankvnk 0:ff976ad09b2f 89 TFT.set_font((unsigned char*) Arial24x23);
frankvnk 0:ff976ad09b2f 90 TFT.locate(50,100);
frankvnk 0:ff976ad09b2f 91 printf("Hello");
frankvnk 0:ff976ad09b2f 92 TFT.set_font((unsigned char*) Arial12x12);
frankvnk 0:ff976ad09b2f 93 TFT.locate(55,150);
frankvnk 0:ff976ad09b2f 94 printf("Hello");
frankvnk 0:ff976ad09b2f 95
frankvnk 0:ff976ad09b2f 96 TFT.set_orientation(2);
frankvnk 0:ff976ad09b2f 97 TFT.set_font((unsigned char*) Arial24x23);
frankvnk 0:ff976ad09b2f 98 TFT.locate(10,10);
frankvnk 0:ff976ad09b2f 99 printf("Hi mbed");
frankvnk 0:ff976ad09b2f 100 wait(2);
frankvnk 0:ff976ad09b2f 101 // mbed logo
frankvnk 0:ff976ad09b2f 102 TFT.set_orientation(1);
frankvnk 0:ff976ad09b2f 103 TFT.background(Black);
frankvnk 0:ff976ad09b2f 104 TFT.cls();
frankvnk 0:ff976ad09b2f 105 TFT.Bitmap(90,90,172,55,p1);
frankvnk 0:ff976ad09b2f 106
frankvnk 0:ff976ad09b2f 107 // Read LCD ID
frankvnk 0:ff976ad09b2f 108 TFT.set_orientation(0);
frankvnk 0:ff976ad09b2f 109 LCD_id = TFT.Read_ID();
frankvnk 0:ff976ad09b2f 110 TFT.locate(10,10);
frankvnk 0:ff976ad09b2f 111 printf("LCD: ILI%04X", LCD_id);
frankvnk 0:ff976ad09b2f 112 wait(2);
frankvnk 0:ff976ad09b2f 113
frankvnk 0:ff976ad09b2f 114 // RGB color wheel demo (cycle through all colors)
frankvnk 0:ff976ad09b2f 115 TFT.cls();
frankvnk 0:ff976ad09b2f 116 TFT.foreground(Yellow); // set chars to yellow
frankvnk 0:ff976ad09b2f 117 TFT.set_font((unsigned char*) Arial12x12);
frankvnk 0:ff976ad09b2f 118 TFT.locate(10,10);
frankvnk 0:ff976ad09b2f 119 printf("RGB color wheel (2x)");
frankvnk 0:ff976ad09b2f 120
frankvnk 0:ff976ad09b2f 121 uint8_t r = 255, g = 0, b = 0, step = 5, i;
frankvnk 0:ff976ad09b2f 122 for (i=0;i<2;i++)
frankvnk 0:ff976ad09b2f 123 {
frankvnk 0:ff976ad09b2f 124 for(;g<255;g+=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from FF0000 to FFFF00 : red to yellow
frankvnk 0:ff976ad09b2f 125 for(;r>0;r-=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from FFFF00 to 00FF00 : yellow to green
frankvnk 0:ff976ad09b2f 126 for(;b<255;b+=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from 00FF00 to 00FFFF : green to cyan
frankvnk 0:ff976ad09b2f 127 for(;g>0;g-=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from 00FFFF to 0000FF : cyan to blue
frankvnk 0:ff976ad09b2f 128 for(;r<255;r+=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from 0000FF to FF00FF : blue to purple
frankvnk 0:ff976ad09b2f 129 for(;b>0;b-=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from FF00FF to FF0000 : purple to red
frankvnk 0:ff976ad09b2f 130 }
frankvnk 0:ff976ad09b2f 131 wait(2);
frankvnk 0:ff976ad09b2f 132
frankvnk 0:ff976ad09b2f 133 // Touchpanel demo
frankvnk 0:ff976ad09b2f 134 TP.TouchPanel_Calibrate();
frankvnk 0:ff976ad09b2f 135 TFT.set_font((unsigned char*) Arial12x12);
frankvnk 0:ff976ad09b2f 136 TFT.set_orientation(0);
frankvnk 1:76f92f6b3737 137 // Display calibration values
frankvnk 1:76f92f6b3737 138 TP.GetCalibration(&matrix, &ScreenSample[0]);
frankvnk 1:76f92f6b3737 139 TFT.cls();
frankvnk 1:76f92f6b3737 140 TFT.locate(0,20);
frankvnk 1:76f92f6b3737 141 // read calibration results
frankvnk 1:76f92f6b3737 142 printf("Read calibration results.\n");
frankvnk 1:76f92f6b3737 143 printf("matrix.An = %d\n", matrix.An);
frankvnk 1:76f92f6b3737 144 printf("matrix.Bn = %d\n", matrix.Bn);
frankvnk 1:76f92f6b3737 145 printf("matrix.Cn = %d\n", matrix.Cn);
frankvnk 1:76f92f6b3737 146 printf("matrix.Dn = %d\n", matrix.Dn);
frankvnk 1:76f92f6b3737 147 printf("matrix.En = %d\n", matrix.En);
frankvnk 1:76f92f6b3737 148 printf("matrix.Fn = %d\n", matrix.Fn);
frankvnk 1:76f92f6b3737 149 printf("matrix.Di = %d\n", matrix.Divider);
frankvnk 1:76f92f6b3737 150 for (i=0;i<3;i++)
frankvnk 1:76f92f6b3737 151 printf("sample x[%d] = %d\nsample y[%d] = %d\n", i, ScreenSample[i].x, i, ScreenSample[i].y);
frankvnk 1:76f92f6b3737 152 // Write calibration results
frankvnk 1:76f92f6b3737 153 printf("\nWrite calibration results...\n");
frankvnk 1:76f92f6b3737 154 TP.SetCalibration(&matrix, &ScreenSample[0]);
frankvnk 1:76f92f6b3737 155 printf("Done.\nTouch panel to read again.\n");
frankvnk 1:76f92f6b3737 156 while(TP._tp_irq);
frankvnk 1:76f92f6b3737 157 // read calibration results
frankvnk 1:76f92f6b3737 158 TFT.cls();
frankvnk 1:76f92f6b3737 159 TFT.locate(0,20);
frankvnk 1:76f92f6b3737 160 printf("Calibration results.\n\n");
frankvnk 1:76f92f6b3737 161 printf("matrix.An = %d\n", matrix.An);
frankvnk 1:76f92f6b3737 162 printf("matrix.Bn = %d\n", matrix.Bn);
frankvnk 1:76f92f6b3737 163 printf("matrix.Cn = %d\n", matrix.Cn);
frankvnk 1:76f92f6b3737 164 printf("matrix.Dn = %d\n", matrix.Dn);
frankvnk 1:76f92f6b3737 165 printf("matrix.En = %d\n", matrix.En);
frankvnk 1:76f92f6b3737 166 printf("matrix.Fn = %d\n", matrix.Fn);
frankvnk 1:76f92f6b3737 167 printf("matrix.Di = %d\n", matrix.Divider);
frankvnk 1:76f92f6b3737 168 for (i=0;i<3;i++)
frankvnk 1:76f92f6b3737 169 printf("sample x[%d] = %d\nsample y[%d] = %d\n", i, ScreenSample[i].x, i, ScreenSample[i].y);
frankvnk 1:76f92f6b3737 170
frankvnk 0:ff976ad09b2f 171 TFT.locate(0,0);
frankvnk 0:ff976ad09b2f 172 printf(" X:");
frankvnk 0:ff976ad09b2f 173 TFT.locate(70,0);
frankvnk 0:ff976ad09b2f 174 printf(" Y:");
frankvnk 0:ff976ad09b2f 175 while (1)
frankvnk 0:ff976ad09b2f 176 {
frankvnk 0:ff976ad09b2f 177 if (!TP._tp_irq)
frankvnk 0:ff976ad09b2f 178 {
frankvnk 0:ff976ad09b2f 179 if (TP.Read_Ads7843())
frankvnk 0:ff976ad09b2f 180 {
frankvnk 0:ff976ad09b2f 181 TP.getDisplayPoint() ;
frankvnk 0:ff976ad09b2f 182 TP.TP_DrawPoint(TP.display.x,TP.display.y, Blue);
frankvnk 0:ff976ad09b2f 183 TFT.locate(25,0);
frankvnk 0:ff976ad09b2f 184 printf("%03d",TP.display.x);
frankvnk 0:ff976ad09b2f 185 TFT.locate(95,0);
frankvnk 0:ff976ad09b2f 186 printf("%03d",TP.display.y);
frankvnk 0:ff976ad09b2f 187 // Touchscreen area is larger than LCD area.
frankvnk 0:ff976ad09b2f 188 // We use the bottom area outside the LCD area to clear the screen (y value > 320).
frankvnk 0:ff976ad09b2f 189 if (TP.display.y > 320)
frankvnk 0:ff976ad09b2f 190 {
frankvnk 0:ff976ad09b2f 191 TFT.cls();
frankvnk 0:ff976ad09b2f 192 TFT.locate(0,0);
frankvnk 0:ff976ad09b2f 193 printf(" X:");
frankvnk 0:ff976ad09b2f 194 TFT.locate(70,0);
frankvnk 0:ff976ad09b2f 195 printf(" Y:");
frankvnk 0:ff976ad09b2f 196 }
frankvnk 0:ff976ad09b2f 197 }
frankvnk 0:ff976ad09b2f 198 }
frankvnk 0:ff976ad09b2f 199 }
frankvnk 0:ff976ad09b2f 200 }
frankvnk 0:ff976ad09b2f 201