Cheryl Docherty / Mbed 2 deprecated Lab3_Part3

fun test of fun things

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

main.cpp@1:40788af73d41, 2020-04-11 (annotated)

Committer:
cheryldocherty
Date:
Sat Apr 11 13:05:25 2020 +0000
Revision:
1:40788af73d41
Parent:
0:97120df18654
Child:
2:7828936faad6
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
cheryldocherty 1:40788af73d41 1
cheryldocherty 0:97120df18654 2 #include "mbed.h"
cheryldocherty 0:97120df18654 3 #include "rtos.h"
cheryldocherty 0:97120df18654 4 #include "uLCD_4DGL.h"
cheryldocherty 0:97120df18654 5 #include "SDFileSystem.h"
cheryldocherty 0:97120df18654 6 #include "wave_player.h"
cheryldocherty 0:97120df18654 7
cheryldocherty 0:97120df18654 8 // Onboard LEDs (for testing)
cheryldocherty 0:97120df18654 9 DigitalOut led1(LED1);
cheryldocherty 0:97120df18654 10 DigitalOut led2(LED2);
cheryldocherty 0:97120df18654 11 DigitalOut led3(LED3);
cheryldocherty 0:97120df18654 12 DigitalOut led4(LED4);
cheryldocherty 0:97120df18654 13
cheryldocherty 0:97120df18654 14 // RBG LED
cheryldocherty 0:97120df18654 15 PwmOut RGBLED_r(p23);
cheryldocherty 0:97120df18654 16 PwmOut RGBLED_g(p24);
cheryldocherty 0:97120df18654 17 PwmOut RGBLED_b(p25);
cheryldocherty 0:97120df18654 18
cheryldocherty 0:97120df18654 19 // LCD Screen
cheryldocherty 0:97120df18654 20 uLCD_4DGL uLCD(p9,p10,p17); // serial tx, serial rx, reset pin;
cheryldocherty 0:97120df18654 21
cheryldocherty 0:97120df18654 22 Thread thread1;
cheryldocherty 0:97120df18654 23 Thread thread2;
cheryldocherty 0:97120df18654 24 Thread thread3;
cheryldocherty 0:97120df18654 25
cheryldocherty 0:97120df18654 26 // mutex to make the lcd lib thread safe
cheryldocherty 0:97120df18654 27 Mutex lcd_mutex;
cheryldocherty 0:97120df18654 28
cheryldocherty 0:97120df18654 29 //SD Card
cheryldocherty 0:97120df18654 30 SDFileSystem sd(p5, p6, p7, p8, "sd"); //SD card
cheryldocherty 0:97120df18654 31
cheryldocherty 0:97120df18654 32 AnalogOut DACout(p18);
cheryldocherty 0:97120df18654 33
cheryldocherty 0:97120df18654 34 wave_player waver(&DACout);
cheryldocherty 0:97120df18654 35
cheryldocherty 0:97120df18654 36 //Bouncing Ball Demo
cheryldocherty 0:97120df18654 37 float fx=60.0,fy=60.0,vx=1.0,vy=0.4;
cheryldocherty 0:97120df18654 38 int x=60,y=60,radius=4;
cheryldocherty 0:97120df18654 39 int i = 0;
cheryldocherty 0:97120df18654 40
cheryldocherty 0:97120df18654 41 void led2_thread() {
cheryldocherty 0:97120df18654 42 while (true) {
cheryldocherty 0:97120df18654 43 lcd_mutex.lock();
cheryldocherty 0:97120df18654 44 //erase old ball location
cheryldocherty 0:97120df18654 45 uLCD.filled_circle(x, y, radius, BLACK);
cheryldocherty 0:97120df18654 46 //move ball
cheryldocherty 0:97120df18654 47 fx=fx+vx;
cheryldocherty 0:97120df18654 48 fy=fy+vy;
cheryldocherty 0:97120df18654 49 x=(int)fx;
cheryldocherty 0:97120df18654 50 y=(int)fy;
cheryldocherty 0:97120df18654 51 //draw ball
cheryldocherty 0:97120df18654 52 uLCD.filled_circle(x, y, radius, RED);
cheryldocherty 0:97120df18654 53 lcd_mutex.unlock();
cheryldocherty 0:97120df18654 54 //bounce off edge walls and slow down a bit?
cheryldocherty 0:97120df18654 55 if ((x<=radius+1) || (x>=126-radius)) vx = -.90*vx;
cheryldocherty 0:97120df18654 56 if ((y<=radius+51) || (y>=126-radius)) vy = -.90*vy;
cheryldocherty 0:97120df18654 57 Thread::wait(40);
cheryldocherty 0:97120df18654 58 }
cheryldocherty 0:97120df18654 59 }
cheryldocherty 0:97120df18654 60
cheryldocherty 0:97120df18654 61 void led3_thread() {
cheryldocherty 0:97120df18654 62 while (true) {
cheryldocherty 0:97120df18654 63 lcd_mutex.lock();
cheryldocherty 0:97120df18654 64 uLCD.locate(1,3);
cheryldocherty 0:97120df18654 65 uLCD.printf("%2D",i);
cheryldocherty 0:97120df18654 66 lcd_mutex.unlock();
cheryldocherty 0:97120df18654 67 i++;
cheryldocherty 0:97120df18654 68 Thread::wait(1000);
cheryldocherty 0:97120df18654 69 }
cheryldocherty 0:97120df18654 70 }
cheryldocherty 0:97120df18654 71
cheryldocherty 0:97120df18654 72 void led4_thread() {
cheryldocherty 0:97120df18654 73 while(true) { // thread loop
cheryldocherty 0:97120df18654 74 RGBLED_r = 0.5 + (rand() % 11)/20.0;
cheryldocherty 0:97120df18654 75 RGBLED_g = 0.1 + (rand() % 11)/20.0;
cheryldocherty 0:97120df18654 76 RGBLED_b = 0.1 + (rand() % 11)/20.0;
cheryldocherty 0:97120df18654 77 Thread::wait(40);
cheryldocherty 0:97120df18654 78 }
cheryldocherty 0:97120df18654 79 }
cheryldocherty 0:97120df18654 80
cheryldocherty 0:97120df18654 81 int main() {
cheryldocherty 0:97120df18654 82 thread1.start(led2_thread);
cheryldocherty 0:97120df18654 83 thread2.start(led3_thread);
cheryldocherty 0:97120df18654 84 thread3.start(led4_thread);
cheryldocherty 0:97120df18654 85
cheryldocherty 0:97120df18654 86 lcd_mutex.lock();
cheryldocherty 0:97120df18654 87 //draw walls
cheryldocherty 0:97120df18654 88 uLCD.line(0, 50, 127, 50, WHITE);
cheryldocherty 0:97120df18654 89 uLCD.line(127, 50, 127, 127, WHITE);
cheryldocherty 0:97120df18654 90 uLCD.line(127, 127, 0, 127, WHITE);
cheryldocherty 0:97120df18654 91 uLCD.line(0, 127, 0, 50, WHITE);
cheryldocherty 0:97120df18654 92 uLCD.locate(0,1);
cheryldocherty 0:97120df18654 93 uLCD.printf("Seconds Since \nInitialisation: "); //Default Green on black text
cheryldocherty 0:97120df18654 94 lcd_mutex.unlock();
cheryldocherty 0:97120df18654 95
cheryldocherty 0:97120df18654 96 FILE *wave_file;
cheryldocherty 0:97120df18654 97 printf("\n\n\nHello, wave world!\n");
cheryldocherty 0:97120df18654 98 wave_file=fopen("/sd/OriginalSeriesMainTitle.wav","r");
cheryldocherty 0:97120df18654 99 waver.play(wave_file);
cheryldocherty 0:97120df18654 100 fclose(wave_file);
cheryldocherty 0:97120df18654 101 while (true) {
cheryldocherty 0:97120df18654 102 led1 = !led1;
cheryldocherty 0:97120df18654 103
cheryldocherty 0:97120df18654 104
cheryldocherty 0:97120df18654 105 Thread::wait(500);
cheryldocherty 0:97120df18654 106 }
cheryldocherty 0:97120df18654 107 }