main.cpp

00001 #include "stdio.h"
00002 #include "mbed.h"
00003 #include "SPI_TFT_ILI9341.h"
00004 #include "string"
00005 #include "Arial12x12.h"
00006 #include "Arial24x23.h"
00007 #include "Arial28x28.h"
00008 #include "font_big.h"
00009 #include "MPR121.h"
00010 
00011 I2C i2c(PB_9, PB_8);
00012 InterruptIn irq(PC_8);
00013 MPR121 touch_pad(i2c, irq, MPR121::ADDR_VSS );
00014 
00015 extern unsigned char p1[];  // the mbed logo graphic
00016 DigitalOut LCD_LED(D7);
00017 DigitalOut led1(LED1);
00018 
00019 SPI_TFT_ILI9341 TFT(D11, D12, D13, D8, D9, D10,"TFT"); // mosi, miso, sclk, cs, reset, dc
00020 
00021 Serial raspi(USBTX, USBRX);
00022 
00023 int splashScreen()
00024 {
00025     double s;
00026     int i;
00027 
00028     TFT.set_orientation(1);
00029     TFT.background(Black);
00030     TFT.foreground(White);
00031     TFT.cls();
00032 
00033     TFT.set_orientation(0);
00034     TFT.background(Black);
00035     TFT.cls();
00036 
00037     TFT.set_orientation(1);
00038     for (i=0; i<320; i++) {
00039         s =40 * sin((long double) i / 10 );
00040         TFT.pixel(i+s,180 + (int)s+(s-i) ,Red);
00041     }
00042 
00043     for (i=0; i<320; i++) {
00044         s =40 * sin((long double) i / 10 );
00045         TFT.pixel(i,180 + (int)s+(s-i) ,Green);
00046     }
00047 
00048     for (i=0; i<320; i++) {
00049         s =40 * sin((long double) i / 10 );
00050         TFT.pixel(i-s,180 + (int)s+(s-i) ,Blue);
00051     }
00052     TFT.rect(0,0,320,240,Blue);
00053     TFT.set_font((unsigned char*) Neu42x35);
00054     TFT.locate(20,70);
00055     TFT.printf("meridian"); 
00056     TFT.locate(110,100);
00057     TFT.printf("Scientific");
00058     TFT.set_font((unsigned char*) Arial24x23);
00059     TFT.locate(30,140);
00060     TFT.printf("ramanSpectrometer");
00061     TFT.set_font((unsigned char*) Arial12x12);
00062     TFT.locate(160,165);
00063     printf("version0.1a (2014)");
00064     TFT.foreground(DarkGrey);
00065     TFT.locate(5,225);
00066     printf("http://www.meridian-scientific.com");
00067     return 0;
00068 }
00069 
00070 int startupScreen()
00071 {
00072     TFT.foreground(White);
00073     TFT.background(Blue);
00074     TFT.cls();
00075     TFT.set_font((unsigned char*) Arial24x23);
00076     TFT.locate(0,0);
00077     TFT.printf("meridianScientific");
00078     TFT.locate(0,20);
00079     TFT.printf("ramanSpectrometer");
00080     TFT.foreground(Green);
00081     TFT.set_font((unsigned char*) Arial12x12);
00082     TFT.locate(0,50);
00083     printf("> version0.1a (2014)");
00084     TFT.locate(0,65);
00085     printf("> system initialization...");
00086     TFT.locate(10,80);
00087     printf("waiting for raspiComm..");
00088     return 0;
00089 }
00090 
00091 int shit()
00092 {
00093     TFT.foreground(White);
00094     TFT.background(Blue);
00095     TFT.cls();
00096     TFT.set_font((unsigned char*) Arial24x23);
00097     TFT.locate(0,0);
00098     TFT.printf("meridianScientific");
00099     TFT.locate(0,20);
00100     TFT.printf("ramanSpectrometer");
00101     TFT.foreground(Green);
00102     TFT.set_font((unsigned char*) Arial12x12);
00103     return 0;
00104 }
00105 
00106 int setScr(){
00107         TFT.foreground(White);
00108     TFT.background(Blue);
00109     TFT.cls();
00110     TFT.set_font((unsigned char*) Neu42x35);
00111     return 0;
00112 }
00113 
00114 int main()
00115 {
00116     LCD_LED = 1;
00117 
00118     TFT.claim(stdout);
00119 
00120     touch_pad.init();
00121     touch_pad.enable();
00122     touch_pad.registerDump(raspi);
00123 
00124     splashScreen();
00125     wait(5);
00126     startupScreen();
00127 
00128     while(1) {
00129         led1=0;
00130         if(touch_pad.isPressed()) {
00131             uint16_t button_val = touch_pad.buttonPressed();
00132             led1 = (button_val>0) ? 1 : 0;
00133             raspi.printf("button = 0x%04x\r\n", button_val);
00134             switch (button_val) {
00135                 case 0:
00136                     break;
00137                 case 1:
00138                     setScr();
00139                     TFT.locate(20,70);
00140                     TFT.printf("UP"); 
00141                     TFT.locate(110,100);
00142                     TFT.printf("ARROW");
00143                     break;
00144                 case 2:
00145                     setScr();
00146                     TFT.locate(20,70);
00147                     TFT.printf("RIGHT"); 
00148                     TFT.locate(110,100);
00149                     TFT.printf("ARROW");
00150                     break;
00151                 case 4:
00152                     setScr();
00153                     TFT.locate(20,70);
00154                     TFT.printf("DOWN"); 
00155                     TFT.locate(110,100);
00156                     TFT.printf("ARROW");
00157                     break;
00158                 case 8:
00159                     setScr();
00160                     TFT.locate(20,70);
00161                     TFT.printf("LEFT"); 
00162                     TFT.locate(110,100);
00163                     TFT.printf("ARROW");
00164                     break;
00165                 case 16:
00166                     startupScreen();
00167                     TFT.locate(20,120);
00168                     TFT.printf("5");
00169                     break;
00170                 case 32:
00171                     startupScreen();
00172                     TFT.locate(30,120);
00173                     TFT.printf("6");
00174                     break;
00175                 case 64:
00176                     startupScreen();
00177                     TFT.locate(10,130);
00178                     TFT.printf("7");
00179                     break;
00180                 case 128:
00181                     startupScreen();
00182                     TFT.locate(20,130);
00183                     TFT.printf("8");
00184                     break;
00185                 case 256:
00186                     startupScreen();
00187                     TFT.locate(30,130);
00188                     TFT.printf("9");
00189                     break;
00190                 default:
00191                     break;
00192             }
00193 
00194         }
00195     }
00196 }