main.cpp

00001 #include "mbed.h"
00002 #include "rtos.h"
00003 #include "uLCD_4DGL.h"
00004 #include "wave_player.h"
00005 #include "SDFileSystem.h"
00006 
00007 RawSerial blue(p28,p27);
00008 uLCD_4DGL uLCD(p9,p10,p11); // serial tx, serial rx, reset pin;
00009 DigitalOut led1(LED1);
00010 Thread thread;
00011 Thread threadA;
00012 Thread threadB;
00013 Thread threadC;
00014 //Thread threadD;
00015 SDFileSystem sd(p5, p6, p7, p8, "sd"); //SD card
00016 AnalogOut DACout(p18);
00017 wave_player waver(&DACout);
00018 Mutex stdio_mutex;
00019 DigitalOut latch(p15);
00020 DigitalOut enable(p16);
00021 SPI spi(p11, p12, p13);
00022 volatile int flag = 0;
00023 char bnum = 0;
00024 
00025 
00026 void RGB_LED(int red, int green, int blue) {
00027     unsigned int low_color=0;
00028     unsigned int high_color=0;
00029     high_color=(blue<<4)|((red&0x3C0)>>6);
00030     low_color=(((red&0x3F)<<10)|(green));
00031     spi.write(high_color);
00032     spi.write(low_color);
00033     latch=1;
00034     latch=0;
00035 }
00036 
00037 void threadBT(){
00038     while(1) {
00039         if (blue.getc()=='!') {
00040             if (blue.getc()=='B') { //button data
00041                 bnum = blue.getc(); //button number
00042                 if ((bnum=='4')){ //is a number button 1..4
00043                     uLCD.cls(); //turn on/off that num LED
00044                     uLCD.printf("HELLO BT!");}
00045             }
00046         }
00047     }
00048     }
00049 
00050 void thread1(){
00051     while(true) {
00052         
00053         stdio_mutex.lock();
00054         uLCD.cls();
00055         uLCD.printf("Pink Panther");
00056         uLCD.text_width(2);
00057         uLCD.text_height(4);
00058         uLCD.color(RED);
00059         Thread::wait(1000);
00060         uLCD.cls();
00061             stdio_mutex.unlock();
00062             
00063     }
00064     }
00065     
00066 void thread2(){
00067     FILE *wave_file;
00068     printf("\n\n\nHello, wave world!\n");
00069     wave_file=fopen("/sd/mydir/sdtest.wav","r");
00070     waver.play(wave_file);
00071     fclose(wave_file);
00072     }
00073 
00074 void thread3(){
00075  
00076  int red=0;
00077     int green=0;
00078     int blue=0;
00079     spi.format(16,0);
00080     spi.frequency(500000);
00081     enable=0;
00082     latch=0;
00083     wait(2);
00084     for (red = 0; red<50; red = red+10) {
00085         for (blue = 0; blue<50; blue = blue+10) {
00086             for (green = 0; green<50; green = green+10)
00087  
00088             {
00089                 RGB_LED( red, green, blue);
00090                 wait(.25);
00091             }
00092         }
00093     }
00094 
00095     }
00096     
00097 
00098 int main()
00099 {    
00100     thread.start(thread1);
00101     threadA.start(thread2);
00102     threadB.start(thread3);
00103     threadC.start(threadBT);
00104   //  threadD.start(threadBT2);
00105      set_time(1570189620);  // Set RTC time to Fri, 4 Oct 2019 11:47:00
00106    
00107  
00108     while (true) {
00109     
00110         stdio_mutex.lock();
00111         
00112         time_t seconds = time(NULL);
00113         
00114         //uLCD.printf("Time as seconds since January 1, 1970 = %d\n", seconds);
00115                   
00116     uLCD.cls();
00117         uLCD.printf("Time is : %s", ctime(&seconds));
00118         uLCD.text_width(2);
00119         uLCD.text_height(4);
00120         uLCD.color(RED);
00121         
00122  
00123         char buffer[32];
00124         strftime(buffer, 32, "%I:%M %p\n", localtime(&seconds));
00125         //uLCD.printf("Time as a custom formatted string = %s", buffer);
00126         
00127         wait(5);
00128         uLCD.cls();
00129                     stdio_mutex.unlock();
00130 
00131 
00132 
00133 }
00134     }
00135 
00136     
00137     
00138     
00139     
00140     
00141     
00142