Diff: main.cpp

Revision:

0:7c3b9bfd6ead

Child:

1:e0479f60cd48

diff -r 000000000000 -r 7c3b9bfd6ead main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Jan 26 20:55:50 2014 +0000
@@ -0,0 +1,138 @@
+// example to test the TFT Display from banggood.com
+// Thanks to the GraphicsDisplay and TextDisplay classes
+// test.bmp has to be on the mbed file system
+// and on the sd-card
+
+#include "stdio.h"
+#include "mbed.h"
+#include "SPI_TFT_ILI9341.h"
+#include "string"
+#include "Arial12x12.h"
+#include "Arial24x23.h"
+#include "Arial28x28.h"
+#include "font_big.h"
+#include "SDFileSystem.h"
+ 
+// the SD-connector is connected to SPI pin 11-13 
+SDFileSystem sd(p11, p12, p13, p14, "sd"); // mosi,miso,sck,cs
+
+LocalFileSystem local("local");
+
+extern unsigned char p1[];  // the mbed logo graphic
+
+// the display has a backlight switch on board 
+DigitalOut LCD_LED(p21);       
+
+// the TFT is connected to SPI pin 5-7
+SPI_TFT_ILI9341 TFT(p5, p6, p7, p8, p9, p10,"TFT"); // mosi, miso, sclk, cs, reset, dc
+
+int main()
+{
+    int i;
+    LCD_LED = 1;            // backlite on
+   
+    TFT.claim(stdout);        // send stdout to the TFT display
+    TFT.set_orientation(1);
+    TFT.background(Black);    // set background to black
+    TFT.foreground(White);    // set chars to white
+    TFT.cls();                // clear the screen
+
+    //first show the 4 directions
+    TFT.set_orientation(0);
+    TFT.background(Black);
+    TFT.cls();
+
+    TFT.set_font((unsigned char*) Arial12x12);
+    TFT.locate(0,0);
+    printf("  Hello Mbed 0");
+    TFT.set_orientation(1);
+    TFT.locate(0,0);
+    printf("  Hello Mbed 1");
+    TFT.set_orientation(2);
+    TFT.locate(0,0);
+    printf("  Hello Mbed 2");
+    TFT.set_orientation(3);
+    TFT.locate(0,0);
+    printf("  Hello Mbed 3");
+    TFT.set_orientation(1);
+    TFT.set_font((unsigned char*) Arial24x23);
+    TFT.locate(50,100);
+    TFT.printf("TFT orientation");
+
+    wait(5);        // wait two seconds
+
+    // draw some graphics
+    TFT.cls();
+    TFT.set_font((unsigned char*) Arial24x23);
+    TFT.locate(100,100);
+    TFT.printf("Graphic");
+
+    TFT.line(0,0,100,0,Green);
+    TFT.line(0,0,0,200,Green);
+    TFT.line(0,0,100,200,Green);
+
+    TFT.rect(100,50,150,100,Red);
+    TFT.fillrect(180,25,220,70,Blue);
+
+    TFT.circle(80,150,33,White);
+    TFT.fillcircle(160,190,20,Yellow);
+
+    double s;
+
+    for (i=0; i<320; i++) {
+        s =20 * sin((long double) i / 10 );
+        TFT.pixel(i,100 + (int)s ,Red);
+    }
+
+ 
+    wait(5);        // wait two seconds
+
+    // bigger text
+    TFT.foreground(White);
+    TFT.background(Blue);
+    TFT.cls();
+    TFT.set_font((unsigned char*) Arial24x23);
+    TFT.locate(0,0);
+    TFT.printf("Different Fonts :");
+
+    TFT.set_font((unsigned char*) Neu42x35);
+    TFT.locate(10,30);
+    TFT.printf("Hello Mbed 1");
+    TFT.set_font((unsigned char*) Arial24x23);
+    TFT.locate(20,80);
+    TFT.printf("Hello Mbed 2");
+    TFT.set_font((unsigned char*) Arial12x12);
+    TFT.locate(35,120);
+    TFT.printf("Hello Mbed 3");
+    wait(5);
+
+    TFT.background(Black);
+    TFT.cls();
+    TFT.locate(10,10);
+    TFT.printf("Graphic from Flash");
+    
+    // mbed logo
+    // defined in graphics.c
+    //__align(4)
+    //unsigned char p1[18920] = {
+    //0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, ....
+    // 
+    TFT.Bitmap(90,90,172,55,p1);
+
+    wait(5);
+    TFT.cls();
+    
+    // to compare the speed of the internal file system and a SD-card
+    TFT.locate(10,10);
+    TFT.printf("Graphic from internal File System");
+    TFT.locate(10,20);
+    TFT.printf("open test.bmp");
+    int err = TFT.BMP_16(1,50,"/local/test.bmp");
+    if (err != 1) TFT.printf(" - Err: %d",err);
+    
+    TFT.locate(10,110);
+    TFT.printf("Graphic from external SD-card");
+    TFT.locate(10,120);
+    err = TFT.BMP_16(1,140,"/sd/test.bmp");
+    if (err != 1) TFT.printf(" - Err: %d",err);
+}