main.cpp

00001 
00002 #include "mbed.h"
00003 #include "TextLCD.h"
00004 #include "stdio.h"
00005 #include "SPI_TFT_ILI9341.h"
00006 #include "string"
00007 #include "Arial28x28.h"
00008 #include "Arial24x23.h"
00009 #include "Arial12x12.h"
00010 
00011  
00012 // Host PC Communication channels
00013 Serial pc(USBTX, USBRX); // tx, rx
00014 
00015 // LCD instantiation 
00016 TextLCD lcd(PTC7, PTC0, PTD4, PTA12, PTC5, PTC6);        // 4bit bus: rs, e, d4-d7
00017 
00018 // the display has a backlight switch on board
00019 DigitalOut LCD_LED(PTA13);   
00020 DigitalOut pwr(PTD7); 
00021 
00022 // the TFT is connected to SPI pin 5-7
00023 //SPI_TFT_ILI9341 TFT(p5, p6, p7, p8, p9, p10,"TFT"); // mosi, miso, sclk, cs, reset, dc for lpc1768
00024 SPI_TFT_ILI9341 TFT(PTD2, PTD3, PTD1, PTD5, PTD0, PTA13,"TFT"); // mosi, miso, sclk, cs, reset, dc for frdmkl25z
00025 
00026 //void updateDisplay(int time, int date, int temp) {
00027     
00028 int main() { // Main program
00029 
00030 int time = 1234;
00031 int date = 220517;
00032 int temp = 27;
00033 int weather = 2; // 0 - Rain, 1 - Cloud, 2 - Sun
00034 
00035 // Adjust format of time to reflect hours and minutes
00036 int hours = time/100;
00037 int minutes = time - hours*100;
00038 
00039 // Adjust format of date to reflect days and minutes
00040 int day = date/10000;
00041 int month = (date - day*10000)/100;
00042 int year = date - month*100 - day*10000;
00043 
00044 // Print correctly spaced values on the display
00045 
00046     lcd.printf("Time %d:%d", hours, minutes);
00047     
00048     // Locate cursor to start of second line
00049     
00050     lcd.setAddress(0, 1);
00051     
00052     lcd.printf("Date %d/%d/%d", day, month, year);
00053 
00054 // Control for the touch screen display
00055    
00056     pwr=1; // Power On
00057 
00058     LCD_LED = 1;            // Backlight on
00059 
00060     TFT.claim(stdout);        // Send stdout to the TFT display
00061     TFT.set_orientation(1);   // Orients screen to wipe in the horizontal direction
00062     TFT.background(Black);    // Sets background to black
00063     TFT.foreground(White);    // Sets text to white
00064     TFT.cls();                // Clear the screen
00065     
00066     TFT.set_orientation(0);     // Ensures orientation vertical 0 degrees
00067     TFT.background(Black);      // Sets background to black
00068     TFT.cls();                  // Clear the screen
00069     
00070     TFT.set_font((unsigned char*) Arial24x23);      // Select header font
00071     TFT.locate(10, 180);                            // x,y - locates cursor
00072     TFT.printf("Oxford");                           // Print Oxford 
00073 
00074     TFT.set_font((unsigned char*) Arial28x28);      // Select header font
00075     TFT.locate(10,220);                             // x,y - locates cursor
00076     TFT.printf("%dC", temp);                        // Print temperature data
00077     
00078 // Print weather dependant images on the touch screen
00079 
00080     switch(weather) { // Decides which weather state to print based on the web update
00081         
00082         case 0: // Rain
00083         
00084             TFT.fillcircle(115,78,20,DarkGrey); // An image of the rain, stored on the board and loaded if weather = 0 
00085             TFT.fillcircle(130,60,15,DarkGrey);
00086             TFT.fillcircle(160,55,30,DarkGrey);
00087             TFT.fillcircle(190,60,15,DarkGrey);
00088             TFT.fillcircle(205,75,20,DarkGrey);
00089             TFT.fillcircle(158,75,22,DarkGrey);
00090             TFT.fillcircle(130,75,20,DarkGrey);
00091             TFT.fillcircle(185,80,15,DarkGrey);
00092             
00093             TFT.line(110,100,110,130,Blue);
00094             TFT.line(134,102,134,136,Blue);
00095             TFT.line(158,101,158,139,Blue);
00096             TFT.line(182,102,182,136,Blue);
00097             TFT.line(206,100,206,130,Blue);
00098             
00099             break;
00100         
00101         case 1: // Cloud
00102     
00103             TFT.fillcircle(115,78,20,White); // An image of a cloud, stored on the board and loaded if weather = 1
00104             TFT.fillcircle(130,60,15,White);
00105             TFT.fillcircle(160,55,30,White);
00106             TFT.fillcircle(190,60,15,White);
00107             TFT.fillcircle(205,75,20,White);
00108             TFT.fillcircle(158,75,22,White);
00109             TFT.fillcircle(130,75,20,White);
00110             TFT.fillcircle(185,80,15,White);
00111             
00112             break;
00113     
00114         case 2: // Sun
00115         
00116             TFT.fillcircle(170,80,40,Yellow); // An image of the sun, stored on the board and loaded if weather = 2
00117             
00118             break;
00119             
00120             }
00121             
00122 }