Miles Barros / Mbed 2 deprecated 4180_Lab3_rtos_basic

lab stugg

Dependencies:   mbed wave_player mbed-rtos 4DGL-uLCD-SE SDFileSystem 4180_Lab3_rtos_basic

main.cpp@10:275cc4d62276, 2021-05-02 (annotated)

Committer:
mbarros7
Date:
Sun May 02 21:12:53 2021 +0000
Revision:
10:275cc4d62276
Parent:
9:1b37fd4bf5ea 
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 1:491820ee784d 1 #include "mbed.h"
emilmont 1:491820ee784d 2 #include "rtos.h"
ycai47 8:8eb653dc6571 3 #include "uLCD_4DGL.h"
ycai47 8:8eb653dc6571 4 #include "SDFileSystem.h"
ycai47 8:8eb653dc6571 5 #include "wave_player.h"
mbarros7 9:1b37fd4bf5ea 6 #include "PlatformMutex.h"
ldeng31 7:49bfd42cbf6f 7
mbarros7 9:1b37fd4bf5ea 8
ycai47 8:8eb653dc6571 9
mbarros7 9:1b37fd4bf5ea 10 uLCD_4DGL myLCD(p28, p27, p30);
mbarros7 9:1b37fd4bf5ea 11 Mutex lcd_mutex;
mbarros7 9:1b37fd4bf5ea 12 RawSerial pc(USBTX, USBRX);
mbarros7 9:1b37fd4bf5ea 13 Serial bluemod(p13,p14);
mbarros7 9:1b37fd4bf5ea 14
mbarros7 10:275cc4d62276 15 PwmOut red(p24);
mbarros7 9:1b37fd4bf5ea 16 PwmOut green(p22);
mbarros7 9:1b37fd4bf5ea 17 PwmOut blue(p21);
ldeng31 7:49bfd42cbf6f 18
ycai47 8:8eb653dc6571 19 SDFileSystem sd(p5, p6, p7, p8, "sd");
ycai47 8:8eb653dc6571 20
ycai47 8:8eb653dc6571 21 AnalogOut Speaker(p18);
ycai47 8:8eb653dc6571 22 wave_player waver(&Speaker);
ycai47 8:8eb653dc6571 23 bool PLAY = true;
ycai47 8:8eb653dc6571 24 bool *PlayStopPtr = &PLAY;
ycai47 8:8eb653dc6571 25
mbarros7 9:1b37fd4bf5ea 26 // Thread 1
mbarros7 9:1b37fd4bf5ea 27 // print counter into first line and wait for 1 s
mbarros7 9:1b37fd4bf5ea 28 void thread1(void const *args)
mbarros7 9:1b37fd4bf5ea 29 {
mbarros7 9:1b37fd4bf5ea 30 int i;
mbarros7 9:1b37fd4bf5ea 31 while(true) { // thread loop
ycai47 8:8eb653dc6571 32 lcd_mutex.lock();
ycai47 8:8eb653dc6571 33 myLCD.locate(0,0);
mbarros7 9:1b37fd4bf5ea 34 myLCD.printf("Weeeee Woooo");
ycai47 8:8eb653dc6571 35 lcd_mutex.unlock();
mbarros7 9:1b37fd4bf5ea 36 i++;
mbarros7 9:1b37fd4bf5ea 37 Thread::wait(1000);
ycai47 8:8eb653dc6571 38 }
ldeng31 7:49bfd42cbf6f 39 }
ldeng31 7:49bfd42cbf6f 40
mbarros7 9:1b37fd4bf5ea 41 // Thread 2
mbarros7 9:1b37fd4bf5ea 42 // print counter into third line and wait for 0,5s
mbarros7 9:1b37fd4bf5ea 43 void thread2(void const *args)
mbarros7 9:1b37fd4bf5ea 44 {
mbarros7 9:1b37fd4bf5ea 45 int k;
mbarros7 9:1b37fd4bf5ea 46 while(true) { // thread loop
ycai47 8:8eb653dc6571 47 lcd_mutex.lock();
mbarros7 9:1b37fd4bf5ea 48 myLCD.locate(0,20);
mbarros7 9:1b37fd4bf5ea 49 myLCD.printf("Pull Over.");
ycai47 8:8eb653dc6571 50 lcd_mutex.unlock();
ycai47 8:8eb653dc6571 51 k++;
mbarros7 9:1b37fd4bf5ea 52 Thread::wait(500); // wait 0.5s
ycai47 8:8eb653dc6571 53 }
ldeng31 7:49bfd42cbf6f 54 }
ldeng31 7:49bfd42cbf6f 55
ldeng31 7:49bfd42cbf6f 56
mbarros7 9:1b37fd4bf5ea 57 void thread4(void const *args) {
ycai47 8:8eb653dc6571 58 while(true) {
ycai47 8:8eb653dc6571 59 FILE *wave_file;
mbarros7 9:1b37fd4bf5ea 60 wave_file=fopen("/sd/Siren.wav","r");
ycai47 8:8eb653dc6571 61 waver.play(wave_file,PlayStopPtr);
ycai47 8:8eb653dc6571 62 fclose(wave_file);
ycai47 8:8eb653dc6571 63 Thread::wait(1000); // wait 1.0s
ycai47 8:8eb653dc6571 64 }
ldeng31 7:49bfd42cbf6f 65 }
emilmont 1:491820ee784d 66
emilmont 1:491820ee784d 67 int main() {
ycai47 8:8eb653dc6571 68
ycai47 8:8eb653dc6571 69 myLCD.cls();
ycai47 8:8eb653dc6571 70
mbarros7 9:1b37fd4bf5ea 71 Thread t1(thread1);
mbarros7 9:1b37fd4bf5ea 72 Thread t2(thread2);
mbarros7 9:1b37fd4bf5ea 73 // Thread t3(thread3);
mbarros7 9:1b37fd4bf5ea 74 Thread t4(thread4);
emilmont 1:491820ee784d 75
ycai47 8:8eb653dc6571 76 Timer t;
ycai47 8:8eb653dc6571 77 t.start();
emilmont 1:491820ee784d 78 while (true) {
ycai47 8:8eb653dc6571 79 lcd_mutex.lock();
ycai47 8:8eb653dc6571 80 myLCD.locate(0,9);
ycai47 8:8eb653dc6571 81 myLCD.printf("The time taken was %0.2f seconds\n", t.read());
mbarros7 9:1b37fd4bf5ea 82 char bred=0;
mbarros7 9:1b37fd4bf5ea 83 char bgreen=0;
mbarros7 9:1b37fd4bf5ea 84 char bblue=0;
mbarros7 9:1b37fd4bf5ea 85 red = green = blue = 0;
mbarros7 9:1b37fd4bf5ea 86 while(1) {
mbarros7 9:1b37fd4bf5ea 87 if (bluemod.getc()=='!') {
mbarros7 9:1b37fd4bf5ea 88 if (bluemod.getc()=='C') { //color data packet
mbarros7 9:1b37fd4bf5ea 89 bred = bluemod.getc(); // RGB color values
mbarros7 9:1b37fd4bf5ea 90 bgreen = bluemod.getc();
mbarros7 9:1b37fd4bf5ea 91 bblue = bluemod.getc();
mbarros7 9:1b37fd4bf5ea 92 if (bluemod.getc()==char(~('!' + 'C' + bred + bgreen + bblue))) { //checksum OK?
mbarros7 9:1b37fd4bf5ea 93 red = bred/255.0; //send new color to RGB LED PWM outputs
mbarros7 9:1b37fd4bf5ea 94 green = bgreen/255.0;
mbarros7 9:1b37fd4bf5ea 95 blue = bblue/255.0;
mbarros7 9:1b37fd4bf5ea 96 }
mbarros7 9:1b37fd4bf5ea 97 }
mbarros7 9:1b37fd4bf5ea 98 }
mbarros7 9:1b37fd4bf5ea 99 }
mbarros7 9:1b37fd4bf5ea 100
mbarros7 9:1b37fd4bf5ea 101
ycai47 8:8eb653dc6571 102 lcd_mutex.unlock();
emilmont 1:491820ee784d 103 Thread::wait(500);
emilmont 1:491820ee784d 104 }
emilmont 1:491820ee784d 105 }