Peter Drescher / Mbed 2 deprecated TFT_banggood

Test program for 2.2 QVGA TFT with SD-connector. Inexpensive from banggood.com

Dependencies:   SDFileSystem SPI_TFT_ILI9341 TFT_fonts mbed

/media/uploads/dreschpe/tft3_1.jpg

main.cpp@0:7c3b9bfd6ead, 2014-01-26 (annotated)

Committer:
dreschpe
Date:
Sun Jan 26 20:55:50 2014 +0000
Revision:
0:7c3b9bfd6ead
add doku

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dreschpe 0:7c3b9bfd6ead 1 // example to test the TFT Display from banggood.com
dreschpe 0:7c3b9bfd6ead 2 // Thanks to the GraphicsDisplay and TextDisplay classes
dreschpe 0:7c3b9bfd6ead 3 // test.bmp has to be on the mbed file system
dreschpe 0:7c3b9bfd6ead 4 // and on the sd-card
dreschpe 0:7c3b9bfd6ead 5
dreschpe 0:7c3b9bfd6ead 6 #include "stdio.h"
dreschpe 0:7c3b9bfd6ead 7 #include "mbed.h"
dreschpe 0:7c3b9bfd6ead 8 #include "SPI_TFT_ILI9341.h"
dreschpe 0:7c3b9bfd6ead 9 #include "string"
dreschpe 0:7c3b9bfd6ead 10 #include "Arial12x12.h"
dreschpe 0:7c3b9bfd6ead 11 #include "Arial24x23.h"
dreschpe 0:7c3b9bfd6ead 12 #include "Arial28x28.h"
dreschpe 0:7c3b9bfd6ead 13 #include "font_big.h"
dreschpe 0:7c3b9bfd6ead 14 #include "SDFileSystem.h"
dreschpe 0:7c3b9bfd6ead 15
dreschpe 0:7c3b9bfd6ead 16 // the SD-connector is connected to SPI pin 11-13
dreschpe 0:7c3b9bfd6ead 17 SDFileSystem sd(p11, p12, p13, p14, "sd"); // mosi,miso,sck,cs
dreschpe 0:7c3b9bfd6ead 18
dreschpe 0:7c3b9bfd6ead 19 LocalFileSystem local("local");
dreschpe 0:7c3b9bfd6ead 20
dreschpe 0:7c3b9bfd6ead 21 extern unsigned char p1[]; // the mbed logo graphic
dreschpe 0:7c3b9bfd6ead 22
dreschpe 0:7c3b9bfd6ead 23 // the display has a backlight switch on board
dreschpe 0:7c3b9bfd6ead 24 DigitalOut LCD_LED(p21);
dreschpe 0:7c3b9bfd6ead 25
dreschpe 0:7c3b9bfd6ead 26 // the TFT is connected to SPI pin 5-7
dreschpe 0:7c3b9bfd6ead 27 SPI_TFT_ILI9341 TFT(p5, p6, p7, p8, p9, p10,"TFT"); // mosi, miso, sclk, cs, reset, dc
dreschpe 0:7c3b9bfd6ead 28
dreschpe 0:7c3b9bfd6ead 29 int main()
dreschpe 0:7c3b9bfd6ead 30 {
dreschpe 0:7c3b9bfd6ead 31 int i;
dreschpe 0:7c3b9bfd6ead 32 LCD_LED = 1; // backlite on
dreschpe 0:7c3b9bfd6ead 33
dreschpe 0:7c3b9bfd6ead 34 TFT.claim(stdout); // send stdout to the TFT display
dreschpe 0:7c3b9bfd6ead 35 TFT.set_orientation(1);
dreschpe 0:7c3b9bfd6ead 36 TFT.background(Black); // set background to black
dreschpe 0:7c3b9bfd6ead 37 TFT.foreground(White); // set chars to white
dreschpe 0:7c3b9bfd6ead 38 TFT.cls(); // clear the screen
dreschpe 0:7c3b9bfd6ead 39
dreschpe 0:7c3b9bfd6ead 40 //first show the 4 directions
dreschpe 0:7c3b9bfd6ead 41 TFT.set_orientation(0);
dreschpe 0:7c3b9bfd6ead 42 TFT.background(Black);
dreschpe 0:7c3b9bfd6ead 43 TFT.cls();
dreschpe 0:7c3b9bfd6ead 44
dreschpe 0:7c3b9bfd6ead 45 TFT.set_font((unsigned char*) Arial12x12);
dreschpe 0:7c3b9bfd6ead 46 TFT.locate(0,0);
dreschpe 0:7c3b9bfd6ead 47 printf(" Hello Mbed 0");
dreschpe 0:7c3b9bfd6ead 48 TFT.set_orientation(1);
dreschpe 0:7c3b9bfd6ead 49 TFT.locate(0,0);
dreschpe 0:7c3b9bfd6ead 50 printf(" Hello Mbed 1");
dreschpe 0:7c3b9bfd6ead 51 TFT.set_orientation(2);
dreschpe 0:7c3b9bfd6ead 52 TFT.locate(0,0);
dreschpe 0:7c3b9bfd6ead 53 printf(" Hello Mbed 2");
dreschpe 0:7c3b9bfd6ead 54 TFT.set_orientation(3);
dreschpe 0:7c3b9bfd6ead 55 TFT.locate(0,0);
dreschpe 0:7c3b9bfd6ead 56 printf(" Hello Mbed 3");
dreschpe 0:7c3b9bfd6ead 57 TFT.set_orientation(1);
dreschpe 0:7c3b9bfd6ead 58 TFT.set_font((unsigned char*) Arial24x23);
dreschpe 0:7c3b9bfd6ead 59 TFT.locate(50,100);
dreschpe 0:7c3b9bfd6ead 60 TFT.printf("TFT orientation");
dreschpe 0:7c3b9bfd6ead 61
dreschpe 0:7c3b9bfd6ead 62 wait(5); // wait two seconds
dreschpe 0:7c3b9bfd6ead 63
dreschpe 0:7c3b9bfd6ead 64 // draw some graphics
dreschpe 0:7c3b9bfd6ead 65 TFT.cls();
dreschpe 0:7c3b9bfd6ead 66 TFT.set_font((unsigned char*) Arial24x23);
dreschpe 0:7c3b9bfd6ead 67 TFT.locate(100,100);
dreschpe 0:7c3b9bfd6ead 68 TFT.printf("Graphic");
dreschpe 0:7c3b9bfd6ead 69
dreschpe 0:7c3b9bfd6ead 70 TFT.line(0,0,100,0,Green);
dreschpe 0:7c3b9bfd6ead 71 TFT.line(0,0,0,200,Green);
dreschpe 0:7c3b9bfd6ead 72 TFT.line(0,0,100,200,Green);
dreschpe 0:7c3b9bfd6ead 73
dreschpe 0:7c3b9bfd6ead 74 TFT.rect(100,50,150,100,Red);
dreschpe 0:7c3b9bfd6ead 75 TFT.fillrect(180,25,220,70,Blue);
dreschpe 0:7c3b9bfd6ead 76
dreschpe 0:7c3b9bfd6ead 77 TFT.circle(80,150,33,White);
dreschpe 0:7c3b9bfd6ead 78 TFT.fillcircle(160,190,20,Yellow);
dreschpe 0:7c3b9bfd6ead 79
dreschpe 0:7c3b9bfd6ead 80 double s;
dreschpe 0:7c3b9bfd6ead 81
dreschpe 0:7c3b9bfd6ead 82 for (i=0; i<320; i++) {
dreschpe 0:7c3b9bfd6ead 83 s =20 * sin((long double) i / 10 );
dreschpe 0:7c3b9bfd6ead 84 TFT.pixel(i,100 + (int)s ,Red);
dreschpe 0:7c3b9bfd6ead 85 }
dreschpe 0:7c3b9bfd6ead 86
dreschpe 0:7c3b9bfd6ead 87
dreschpe 0:7c3b9bfd6ead 88 wait(5); // wait two seconds
dreschpe 0:7c3b9bfd6ead 89
dreschpe 0:7c3b9bfd6ead 90 // bigger text
dreschpe 0:7c3b9bfd6ead 91 TFT.foreground(White);
dreschpe 0:7c3b9bfd6ead 92 TFT.background(Blue);
dreschpe 0:7c3b9bfd6ead 93 TFT.cls();
dreschpe 0:7c3b9bfd6ead 94 TFT.set_font((unsigned char*) Arial24x23);
dreschpe 0:7c3b9bfd6ead 95 TFT.locate(0,0);
dreschpe 0:7c3b9bfd6ead 96 TFT.printf("Different Fonts :");
dreschpe 0:7c3b9bfd6ead 97
dreschpe 0:7c3b9bfd6ead 98 TFT.set_font((unsigned char*) Neu42x35);
dreschpe 0:7c3b9bfd6ead 99 TFT.locate(10,30);
dreschpe 0:7c3b9bfd6ead 100 TFT.printf("Hello Mbed 1");
dreschpe 0:7c3b9bfd6ead 101 TFT.set_font((unsigned char*) Arial24x23);
dreschpe 0:7c3b9bfd6ead 102 TFT.locate(20,80);
dreschpe 0:7c3b9bfd6ead 103 TFT.printf("Hello Mbed 2");
dreschpe 0:7c3b9bfd6ead 104 TFT.set_font((unsigned char*) Arial12x12);
dreschpe 0:7c3b9bfd6ead 105 TFT.locate(35,120);
dreschpe 0:7c3b9bfd6ead 106 TFT.printf("Hello Mbed 3");
dreschpe 0:7c3b9bfd6ead 107 wait(5);
dreschpe 0:7c3b9bfd6ead 108
dreschpe 0:7c3b9bfd6ead 109 TFT.background(Black);
dreschpe 0:7c3b9bfd6ead 110 TFT.cls();
dreschpe 0:7c3b9bfd6ead 111 TFT.locate(10,10);
dreschpe 0:7c3b9bfd6ead 112 TFT.printf("Graphic from Flash");
dreschpe 0:7c3b9bfd6ead 113
dreschpe 0:7c3b9bfd6ead 114 // mbed logo
dreschpe 0:7c3b9bfd6ead 115 // defined in graphics.c
dreschpe 0:7c3b9bfd6ead 116 //__align(4)
dreschpe 0:7c3b9bfd6ead 117 //unsigned char p1[18920] = {
dreschpe 0:7c3b9bfd6ead 118 //0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, ....
dreschpe 0:7c3b9bfd6ead 119 //
dreschpe 0:7c3b9bfd6ead 120 TFT.Bitmap(90,90,172,55,p1);
dreschpe 0:7c3b9bfd6ead 121
dreschpe 0:7c3b9bfd6ead 122 wait(5);
dreschpe 0:7c3b9bfd6ead 123 TFT.cls();
dreschpe 0:7c3b9bfd6ead 124
dreschpe 0:7c3b9bfd6ead 125 // to compare the speed of the internal file system and a SD-card
dreschpe 0:7c3b9bfd6ead 126 TFT.locate(10,10);
dreschpe 0:7c3b9bfd6ead 127 TFT.printf("Graphic from internal File System");
dreschpe 0:7c3b9bfd6ead 128 TFT.locate(10,20);
dreschpe 0:7c3b9bfd6ead 129 TFT.printf("open test.bmp");
dreschpe 0:7c3b9bfd6ead 130 int err = TFT.BMP_16(1,50,"/local/test.bmp");
dreschpe 0:7c3b9bfd6ead 131 if (err != 1) TFT.printf(" - Err: %d",err);
dreschpe 0:7c3b9bfd6ead 132
dreschpe 0:7c3b9bfd6ead 133 TFT.locate(10,110);
dreschpe 0:7c3b9bfd6ead 134 TFT.printf("Graphic from external SD-card");
dreschpe 0:7c3b9bfd6ead 135 TFT.locate(10,120);
dreschpe 0:7c3b9bfd6ead 136 err = TFT.BMP_16(1,140,"/sd/test.bmp");
dreschpe 0:7c3b9bfd6ead 137 if (err != 1) TFT.printf(" - Err: %d",err);
dreschpe 0:7c3b9bfd6ead 138 }