File content as of revision 3:6cddb29fc8d0:

#include "mbed.h"
#include "Arial12x12.h"
#include "Arial24x23.h"
#include "Arial43x48_numb.h"
#include "pict.h"
#include "pavement_48x34.h"
#include "ILI9341.h"

const unsigned short  FOREGROUND_COLORS[] = {White, Cyan, Red, Magenta, Yellow, Orange, GreenYellow};
const unsigned short  BACKGROUND_COLORS[] = {Black, Navy, DarkGreen, DarkCyan, Maroon};

Serial          pc(USBTX, USBRX);     // serial interface with PC
ILI9341*        tft;                // ILI9341 driver
Timer           t;
unsigned short  backgroundColor;
unsigned short  foregroundColor;
unsigned short  colorIndex = 0;
char            orient = 3;



int main()
{
    tft = new ILI9341(SPI_8, 20000000, PA_7, PA_6, PA_1, PB_0, PB_7, PB_6, "tft"); // SPI type, SPI speed, mosi, miso, sclk, cs, reset, dc
    tft->set_orientation(orient);
    int time, time2;
    pc.baud (115200);
    pc.printf("\n\nSystem Core Clock = %.3f MHZ\r\n",(float)SystemCoreClock/1000000);
    t.start();

    while(1) {
        foregroundColor = FOREGROUND_COLORS[colorIndex % 7];
        tft->foreground(foregroundColor);    // set chars to white
        backgroundColor = BACKGROUND_COLORS[colorIndex % 5];
        colorIndex++;
        tft->background(backgroundColor);    // set background to black
        tft->set_orientation((orient++)%4);
        tft->cls();                     // clear the screen
        tft->locate(0,30);
        tft->printf("Display ID: %.8X\r\n", tft->tftID);
        pc.printf("Display ID: %.8X\r\n", tft->tftID);
        // mem write/read test
        unsigned short readback;
        unsigned short colorstep = (0x10000/tft->width());
        for(unsigned short i=0; i<tft->width(); i++) {
            tft->pixel(i,0,i*colorstep); // write line
        }
        bool readerror=false;
        for(unsigned short i=0; i<tft->width(); i++) { // verify line
            readback = tft->pixelread(i,0);
            if(readback!=i*colorstep) {
                readerror=true;
                pc.printf("pix %.4X readback %.4X\r\n", i*colorstep, readback);
            }
        }
        tft->locate(0,10);
        tft->printf("pixelread test %s\r\n", readerror ? "FAIL":"PASS");
        wait(2);

        tft->cls();
        tft->set_font((unsigned char*) Terminal6x8,32,127,false); //variable width disabled
        tft->locate(0,0);
        tft->printf("Display Test\r\nSome text just to see if auto carriage return works correctly");
        tft->set_font((unsigned char*) Terminal6x8);
        tft->printf("\r\nDisplay Test\r\nSome text just to see if auto carriage return works correctly");
        pc.printf("  Display Test \r\n");
        wait(3);
        t.reset();
        tft->cls();
        time=t.read_us();
        tft->locate(2,55);
        tft->printf("cls: %.3fms", (float)time/1000);
        pc.printf("cls: %.3fms\r\n", (float)time/1000);
        wait(3);

        tft->cls();
        t.reset();
        // draw some graphics
        tft->set_font((unsigned char*) Arial24x23);
        tft->locate(10,10);
        tft->printf("Test");

        tft->line(0,0,tft->width()-1,0,foregroundColor);
        tft->line(0,0,0,tft->height()-1,foregroundColor);
        tft->line(0,0,tft->width()-1,tft->height()-1,foregroundColor);

        tft->rect(10,30,50,40,foregroundColor);
        tft->fillrect(60,30,100,40,foregroundColor);

        tft->circle(150,32,30,foregroundColor);
        tft->fillcircle(140,20,10,foregroundColor);

        double s;

        for (unsigned short i=0; i<tft->width(); i++) {
            s =10 * sin((long double) i / 10 );
            tft->pixel(i,40 + (int)s ,foregroundColor);
        }


        time=t.read_us();
        tft->locate(2,55);
        tft->set_font((unsigned char*) Terminal6x8);
        tft->printf("plot: %.3fms", (float)time/1000);
        pc.printf("plot: %.3fms\r\n", (float)time/1000);
        wait(3);
        tft->cls();
        t.reset();
        Bitmap_s pic = {
            64,     // XSize
            64,     // YSize
            8,      // Bytes in Line
            burp,   // Pointer to picture data
        };
        tft->Bitmap_BW(pic,tft->width()-64,0);
        time=t.read_us();
        tft->locate(2,55);
        tft->printf("bmp: %.3fms", (float)time/1000);
        pc.printf("bmp: %.3fms\r\n", (float)time/1000);
        wait(3);
        tft->cls();
        tft->set_font((unsigned char*) Arial43x48_numb, 46, 58, false); //only numbers, variable-width disabled
        t.reset();
        tft->locate(0,0);
        tft->printf("%d", 12345);
        time=t.read_us();
        tft->locate(2,55);
        tft->set_font((unsigned char*) Terminal6x8);
        tft->printf("Big Font: %.3fms", (float)time/1000);
        pc.printf("Big Font: %.3fms\r\n", (float)time/1000);
        wait(3);
        // sparse pixels test
        tft->cls();
        tft->FastWindow(true);
        t.reset();
        for(unsigned int i=0; i<20000; i++) {
            tft->pixel((i+(i*89)%tft->width()), (i+(i*61)%tft->height()), White);
        }
        tft->copy_to_lcd();
        time=t.read_us();
        tft->cls();
        tft->FastWindow(false);
        t.reset();
        for(unsigned int i=0; i<20000; i++) {
            tft->pixel((i+(i*89)%tft->width()), (i+(i*61)%tft->height()), White);
        }
        tft->copy_to_lcd();
        time2=t.read_us();
        tft->locate(2,55);
        tft->printf("std:%.3fms fastw:%.3fms", (float)time2/1000, (float)time/1000);
        pc.printf("std: %.3fms fastw: %.3fms\r\n", (float)time2/1000, (float)time/1000);
        wait(3);
        // scroll test, only for TFT
        tft->cls();
        tft->set_font((unsigned char*) Arial24x23);
        tft->locate(2,10);
        tft->printf("Scrolling");
        tft->rect(0,0,tft->width()-1,tft->height()-1,White);
        tft->rect(1,1,tft->width()-2,tft->height()-2,Blue);
        tft->setscrollarea(0,tft->sizeY());
        wait(1);
        tft->scroll(1); //up 1
        wait(1);
        tft->scroll(0); //center
        wait(1);
        tft->scroll(tft->sizeY()-1); //down 1
        wait(1);
        tft->scroll(tft->sizeY()); // same as 0, center
        wait(1);
        tft->scroll(tft->sizeY()>>1); // half screen
        wait(1);
        tft->scrollreset(); // center
        wait(1);
        for(unsigned short i=1; i<=tft->sizeY(); i++) {
            tft->scroll(i);
            wait_ms(2);
        }
        wait(2);
        // color inversion
        for(unsigned short i=0; i<=8; i++) {
            tft->invert(i&1);
            wait_ms(200);
        }
        wait(2);
        // bmp 16bit test
        tft->cls();
        t.reset();
        for(int y=0; y<tft->height(); y+=34) {
            for(int x=0; x<tft->width(); x+=48) tft->Bitmap(x,y,48,34,(unsigned char *)pavement_48x34);
        }
        time=t.read_us();
        tft->locate(2,55);
        tft->set_font((unsigned char*) Terminal6x8);
        tft->printf("Bmp speed: %.3fms", (float)time/1000);
        pc.printf("Bmp speed: %.3fms\r\n", (float)time/1000);
        wait(2);
    }
}