LPC1768 Mini-DK board with 2.8" SPI TFT and SPI touch
Dependencies: Mini-DK SDFileSystem mbed
Fork of LPC1768_Mini-DK by
main.cpp@2:d0acbd263ec7, 2013-01-03 (annotated)
- Committer:
- frankvnk
- Date:
- Thu Jan 03 10:54:09 2013 +0000
- Revision:
- 2:d0acbd263ec7
- Parent:
- 1:557df792279c
- Child:
- 3:fb4d62b5ffb3
ONLY FOR TEST
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
frankvnk | 2:d0acbd263ec7 | 1 | #include "stdio.h" |
frankvnk | 2:d0acbd263ec7 | 2 | #include "mbed.h" |
frankvnk | 2:d0acbd263ec7 | 3 | #include "Mini_DK.h" |
frankvnk | 2:d0acbd263ec7 | 4 | //#include "string" |
frankvnk | 2:d0acbd263ec7 | 5 | |
frankvnk | 2:d0acbd263ec7 | 6 | extern unsigned char p1[]; // the mbed logo |
frankvnk | 2:d0acbd263ec7 | 7 | #define RGB565CONVERT(red, green, blue) (uint16_t)( (( red >> 3 ) << 11 ) | (( green >> 2 ) << 5 ) | ( blue >> 3 )) |
frankvnk | 2:d0acbd263ec7 | 8 | |
frankvnk | 2:d0acbd263ec7 | 9 | DigitalOut led(DK_LED1); |
frankvnk | 2:d0acbd263ec7 | 10 | // TFT -> mosi, miso, sclk, cs |
frankvnk | 2:d0acbd263ec7 | 11 | SPI_TFT TFT(LCD_SDI, LCD_SDO, LCD_SCK, LCD_CS,"TFT"); |
frankvnk | 2:d0acbd263ec7 | 12 | // ADS7843 -> mosi, miso, sclk, cs, irq |
frankvnk | 2:d0acbd263ec7 | 13 | TouchScreenADS7843 TP(TP_SDI ,TP_SDO ,TP_SCK ,TP_CS ,TP_IRQ); |
frankvnk | 2:d0acbd263ec7 | 14 | |
frankvnk | 2:d0acbd263ec7 | 15 | // (To be modified) put these global vars back in Touch.cpp/Touch.h |
frankvnk | 2:d0acbd263ec7 | 16 | //Matrix matrix; |
frankvnk | 2:d0acbd263ec7 | 17 | //Coordinate display; |
frankvnk | 2:d0acbd263ec7 | 18 | //Coordinate screen; |
frankvnk | 2:d0acbd263ec7 | 19 | |
frankvnk | 2:d0acbd263ec7 | 20 | int main() |
frankvnk | 2:d0acbd263ec7 | 21 | { |
frankvnk | 2:d0acbd263ec7 | 22 | unsigned char Ads7846_status; |
frankvnk | 2:d0acbd263ec7 | 23 | unsigned short LCD_id; |
frankvnk | 2:d0acbd263ec7 | 24 | TFT.claim(stdout); // send stdout to the TFT display |
frankvnk | 2:d0acbd263ec7 | 25 | |
frankvnk | 2:d0acbd263ec7 | 26 | TFT.background(Black); // set background to black |
frankvnk | 2:d0acbd263ec7 | 27 | TFT.foreground(White); // set chars to white |
frankvnk | 2:d0acbd263ec7 | 28 | |
frankvnk | 2:d0acbd263ec7 | 29 | |
frankvnk | 2:d0acbd263ec7 | 30 | // LCD demo |
frankvnk | 2:d0acbd263ec7 | 31 | // first show the 4 directions |
frankvnk | 2:d0acbd263ec7 | 32 | TFT.cls(); |
frankvnk | 2:d0acbd263ec7 | 33 | TFT.set_font((unsigned char*) Arial12x12); |
frankvnk | 2:d0acbd263ec7 | 34 | TFT.set_orientation(0); |
frankvnk | 2:d0acbd263ec7 | 35 | TFT.locate(0,0); |
frankvnk | 2:d0acbd263ec7 | 36 | printf(" Hello Mbed 0"); |
frankvnk | 2:d0acbd263ec7 | 37 | TFT.set_orientation(1); |
frankvnk | 2:d0acbd263ec7 | 38 | TFT.locate(0,0); |
frankvnk | 2:d0acbd263ec7 | 39 | printf(" Hello Mbed 1"); |
frankvnk | 2:d0acbd263ec7 | 40 | TFT.set_orientation(2); |
frankvnk | 2:d0acbd263ec7 | 41 | TFT.locate(0,0); |
frankvnk | 2:d0acbd263ec7 | 42 | printf(" Hello Mbed 2"); |
frankvnk | 2:d0acbd263ec7 | 43 | TFT.set_orientation(3); |
frankvnk | 2:d0acbd263ec7 | 44 | TFT.locate(0,0); |
frankvnk | 2:d0acbd263ec7 | 45 | printf(" Hello Mbed 3"); |
frankvnk | 2:d0acbd263ec7 | 46 | TFT.set_orientation(1); |
frankvnk | 2:d0acbd263ec7 | 47 | TFT.set_font((unsigned char*) Arial24x23); |
frankvnk | 2:d0acbd263ec7 | 48 | TFT.locate(50,100); |
frankvnk | 2:d0acbd263ec7 | 49 | TFT.printf("TFT orientation"); |
frankvnk | 2:d0acbd263ec7 | 50 | |
frankvnk | 2:d0acbd263ec7 | 51 | wait(2); |
frankvnk | 2:d0acbd263ec7 | 52 | |
frankvnk | 2:d0acbd263ec7 | 53 | // draw some graphics |
frankvnk | 2:d0acbd263ec7 | 54 | TFT.cls(); |
frankvnk | 2:d0acbd263ec7 | 55 | TFT.set_orientation(1); |
frankvnk | 2:d0acbd263ec7 | 56 | TFT.set_font((unsigned char*) Arial24x23); |
frankvnk | 2:d0acbd263ec7 | 57 | TFT.locate(120,115); |
frankvnk | 2:d0acbd263ec7 | 58 | TFT.printf("Graphic"); |
frankvnk | 2:d0acbd263ec7 | 59 | TFT.line(0,0,100,200,Green); |
frankvnk | 2:d0acbd263ec7 | 60 | TFT.rect(100,50,50,50,Red); |
frankvnk | 2:d0acbd263ec7 | 61 | TFT.fillrect(180,25,40,45,Blue); |
frankvnk | 2:d0acbd263ec7 | 62 | TFT.draw_ellipse(80, 150, 33, 33, White); |
frankvnk | 2:d0acbd263ec7 | 63 | TFT.fill_ellipse(80, 50, 33, 33, White); |
frankvnk | 2:d0acbd263ec7 | 64 | wait(2); |
frankvnk | 2:d0acbd263ec7 | 65 | TFT.cls(); |
frankvnk | 2:d0acbd263ec7 | 66 | TFT.draw_ellipse(160, 120, 100, 50, Yellow); |
frankvnk | 2:d0acbd263ec7 | 67 | TFT.draw_ellipse(160, 120, 100, 100, Blue); |
frankvnk | 2:d0acbd263ec7 | 68 | TFT.fill_ellipse(160, 120, 80, 40, Green); |
frankvnk | 2:d0acbd263ec7 | 69 | wait(2); |
frankvnk | 2:d0acbd263ec7 | 70 | |
frankvnk | 2:d0acbd263ec7 | 71 | // bigger text |
frankvnk | 2:d0acbd263ec7 | 72 | TFT.foreground(White); |
frankvnk | 2:d0acbd263ec7 | 73 | TFT.background(Blue); |
frankvnk | 2:d0acbd263ec7 | 74 | TFT.cls(); |
frankvnk | 2:d0acbd263ec7 | 75 | TFT.set_font((unsigned char*) Arial24x23); |
frankvnk | 2:d0acbd263ec7 | 76 | TFT.locate(0,0); |
frankvnk | 2:d0acbd263ec7 | 77 | TFT.printf("Different Fonts :"); |
frankvnk | 2:d0acbd263ec7 | 78 | |
frankvnk | 2:d0acbd263ec7 | 79 | TFT.set_font((unsigned char*) Neu42x35); |
frankvnk | 2:d0acbd263ec7 | 80 | TFT.locate(0,50); |
frankvnk | 2:d0acbd263ec7 | 81 | TFT.printf("Hello"); |
frankvnk | 2:d0acbd263ec7 | 82 | TFT.set_font((unsigned char*) Arial24x23); |
frankvnk | 2:d0acbd263ec7 | 83 | TFT.locate(50,100); |
frankvnk | 2:d0acbd263ec7 | 84 | TFT.printf("Hello"); |
frankvnk | 2:d0acbd263ec7 | 85 | TFT.set_font((unsigned char*) Arial12x12); |
frankvnk | 2:d0acbd263ec7 | 86 | TFT.locate(55,150); |
frankvnk | 2:d0acbd263ec7 | 87 | TFT.printf("Hello"); |
frankvnk | 2:d0acbd263ec7 | 88 | |
frankvnk | 2:d0acbd263ec7 | 89 | TFT.set_orientation(2); |
frankvnk | 2:d0acbd263ec7 | 90 | TFT.set_font((unsigned char*) Arial24x23); |
frankvnk | 2:d0acbd263ec7 | 91 | TFT.locate(10,10); |
frankvnk | 2:d0acbd263ec7 | 92 | TFT.printf("Hi mbed"); |
frankvnk | 2:d0acbd263ec7 | 93 | wait(2); |
frankvnk | 2:d0acbd263ec7 | 94 | |
frankvnk | 2:d0acbd263ec7 | 95 | // mbed logo |
frankvnk | 2:d0acbd263ec7 | 96 | TFT.set_orientation(1); |
frankvnk | 2:d0acbd263ec7 | 97 | TFT.background(Black); |
frankvnk | 2:d0acbd263ec7 | 98 | TFT.cls(); |
frankvnk | 2:d0acbd263ec7 | 99 | TFT.Bitmap(90,90,172,55,p1); |
frankvnk | 2:d0acbd263ec7 | 100 | |
frankvnk | 2:d0acbd263ec7 | 101 | // Read LCD ID |
frankvnk | 2:d0acbd263ec7 | 102 | TFT.set_orientation(0); |
frankvnk | 2:d0acbd263ec7 | 103 | LCD_id = TFT.Read_ID(); |
frankvnk | 2:d0acbd263ec7 | 104 | TFT.locate(10,10); |
frankvnk | 2:d0acbd263ec7 | 105 | TFT.printf("LCD: ILI%04X", LCD_id); |
frankvnk | 2:d0acbd263ec7 | 106 | wait(2); |
frankvnk | 2:d0acbd263ec7 | 107 | |
frankvnk | 2:d0acbd263ec7 | 108 | // RGB color wheel demo (cycle through all colors) |
frankvnk | 2:d0acbd263ec7 | 109 | TFT.cls(); |
frankvnk | 2:d0acbd263ec7 | 110 | TFT.foreground(Yellow); // set chars to yellow |
frankvnk | 2:d0acbd263ec7 | 111 | TFT.set_font((unsigned char*) Arial12x12); |
frankvnk | 2:d0acbd263ec7 | 112 | TFT.locate(10,10); |
frankvnk | 2:d0acbd263ec7 | 113 | TFT.printf("RGB color wheel (2x)"); |
frankvnk | 2:d0acbd263ec7 | 114 | |
frankvnk | 2:d0acbd263ec7 | 115 | uint8_t r = 255, g = 0, b = 0, step = 5, i; |
frankvnk | 2:d0acbd263ec7 | 116 | for (i=0;i<2;i++) |
frankvnk | 2:d0acbd263ec7 | 117 | { |
frankvnk | 2:d0acbd263ec7 | 118 | for(;g<255;g+=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from FF0000 to FFFF00 : red to yellow |
frankvnk | 2:d0acbd263ec7 | 119 | for(;r>0;r-=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from FFFF00 to 00FF00 : yellow to green |
frankvnk | 2:d0acbd263ec7 | 120 | for(;b<255;b+=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from 00FF00 to 00FFFF : green to cyan |
frankvnk | 2:d0acbd263ec7 | 121 | for(;g>0;g-=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from 00FFFF to 0000FF : cyan to blue |
frankvnk | 2:d0acbd263ec7 | 122 | for(;r<255;r+=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from 0000FF to FF00FF : blue to purple |
frankvnk | 2:d0acbd263ec7 | 123 | for(;b>0;b-=step) {TFT.fillrect(70,110,100,100,RGB565CONVERT(r, g, b));} // Cycle from FF00FF to FF0000 : purple to red |
frankvnk | 2:d0acbd263ec7 | 124 | } |
frankvnk | 2:d0acbd263ec7 | 125 | wait(2); |
frankvnk | 2:d0acbd263ec7 | 126 | |
frankvnk | 2:d0acbd263ec7 | 127 | |
frankvnk | 2:d0acbd263ec7 | 128 | // Touchpanel demo |
frankvnk | 2:d0acbd263ec7 | 129 | TP.TouchPanel_Calibrate(); |
frankvnk | 2:d0acbd263ec7 | 130 | TFT.set_font((unsigned char*) Arial12x12); |
frankvnk | 2:d0acbd263ec7 | 131 | TFT.set_orientation(0); |
frankvnk | 2:d0acbd263ec7 | 132 | TFT.cls(); |
frankvnk | 2:d0acbd263ec7 | 133 | TFT.locate(0,0); |
frankvnk | 2:d0acbd263ec7 | 134 | TFT.printf(" X:"); |
frankvnk | 2:d0acbd263ec7 | 135 | TFT.locate(70,0); |
frankvnk | 2:d0acbd263ec7 | 136 | TFT.printf(" Y:"); |
frankvnk | 2:d0acbd263ec7 | 137 | while (1) |
frankvnk | 2:d0acbd263ec7 | 138 | { |
frankvnk | 2:d0acbd263ec7 | 139 | if (!TP._tp_irq) |
frankvnk | 2:d0acbd263ec7 | 140 | { |
frankvnk | 2:d0acbd263ec7 | 141 | Ads7846_status = TP.Read_Ads7846(&TP.screen); |
frankvnk | 2:d0acbd263ec7 | 142 | if (Ads7846_status) |
frankvnk | 2:d0acbd263ec7 | 143 | { |
frankvnk | 2:d0acbd263ec7 | 144 | TP.getDisplayPoint() ; |
frankvnk | 2:d0acbd263ec7 | 145 | // TP.TP_DrawPoint(display.x,display.y, Blue); |
frankvnk | 2:d0acbd263ec7 | 146 | TFT.rect(TP.display.x,TP.display.y,1,1,Red); |
frankvnk | 2:d0acbd263ec7 | 147 | TFT.locate(25,0); |
frankvnk | 2:d0acbd263ec7 | 148 | printf("%03d",TP.display.x); |
frankvnk | 2:d0acbd263ec7 | 149 | TFT.locate(95,0); |
frankvnk | 2:d0acbd263ec7 | 150 | printf("%03d",TP.display.y); |
frankvnk | 2:d0acbd263ec7 | 151 | // Touchscreen area is larger than LCD area. |
frankvnk | 2:d0acbd263ec7 | 152 | // We use the bottom area outside the LCD area to clear the screen (y value > 320). |
frankvnk | 2:d0acbd263ec7 | 153 | if (TP.display.y > 320) |
frankvnk | 2:d0acbd263ec7 | 154 | { |
frankvnk | 2:d0acbd263ec7 | 155 | TFT.cls(); |
frankvnk | 2:d0acbd263ec7 | 156 | TFT.locate(0,0); |
frankvnk | 2:d0acbd263ec7 | 157 | TFT.printf(" X:"); |
frankvnk | 2:d0acbd263ec7 | 158 | TFT.locate(70,0); |
frankvnk | 2:d0acbd263ec7 | 159 | TFT.printf(" Y:"); |
frankvnk | 2:d0acbd263ec7 | 160 | } |
frankvnk | 2:d0acbd263ec7 | 161 | } |
frankvnk | 2:d0acbd263ec7 | 162 | } |
frankvnk | 2:d0acbd263ec7 | 163 | } |
frankvnk | 2:d0acbd263ec7 | 164 | } |