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init
Fork of STM32L432KC_ILI9341 by
main.cpp
- Committer:
- tulanthoar
- Date:
- 2017-11-27
- Revision:
- 3:6cddb29fc8d0
- Parent:
- 2:ce7ced8a93bc
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); } }