main.cpp

00001 #include "mbed.h"
00002 #include "ili9328.h"
00003  
00004 SPI device(NC, PC_11, PC_10);
00005 DigitalOut cs(PC_12);
00006 Serial pc(USBTX, USBRX);
00007 
00008 BusOut dataBus(PA_5, PA_6, PA_7, PA_8, PA_9, PA_10, PA_11, PA_12, PB_1, PB_2, PB_3, PB_4, PB_5, PB_6, PB_8, PB_9); // 16 pins
00009 ILI9328_LCD lcd(PB_10, PB_12, PB_13, PB_14, &dataBus);
00010 
00011 float readTempSensor();
00012 
00013 int main() {
00014     cs = 1;
00015     pc.printf("Hello...\n");
00016     
00017     // initialize display - place it in standard portrait mode and set background to black and
00018     //                      foreground to white color.
00019     lcd.Initialize();
00020     // set current font to the smallest 8x12 pixels font.
00021     lcd.SetFont( &TerminusFont );
00022     // print something on the screen
00023     
00024     while(1) {
00025         //wait(1.0f);
00026         //pc.printf("Temperature: %f\n", readTempSensor());
00027         lcd.Print( "Hello, World!", CENTER, 25 ); // align text to center horizontally and use starndard colors
00028     }
00029 }
00030 
00031 float readTempSensor()
00032 {
00033     cs = 0;
00034     uint8_t byte;
00035     int result = 0;
00036     wait_us(1);
00037     for (int i = 0; i < 4; i++) {
00038         byte = device.write(0);
00039         result = (result << 8) | byte;
00040     }
00041     cs = 1;
00042     return (result >> 18) / 4.0f;
00043 }