Matthew Tate / Mbed 2 deprecated IoT_Haptic_Noise_Irritator

Code to control a device which produces annoying tones and haptic motor pulses over bluetooth.

Dependencies:   DRV2605 mbed

main.cpp@0:44b37b90b0ef, 2016-11-02 (annotated)

Committer:
MatthewJGTate
Date:
Wed Nov 02 20:28:27 2016 +0000
Revision:
0:44b37b90b0ef
Code to control a device which produces annoying tones and haptic motor pulses.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MatthewJGTate 0:44b37b90b0ef 1 #include "mbed.h"
MatthewJGTate 0:44b37b90b0ef 2 #include "SongPlayer.h"
MatthewJGTate 0:44b37b90b0ef 3 #include "DRV2605.h"
MatthewJGTate 0:44b37b90b0ef 4
MatthewJGTate 0:44b37b90b0ef 5 Ticker speaker;
MatthewJGTate 0:44b37b90b0ef 6 Ticker hapticMotor;
MatthewJGTate 0:44b37b90b0ef 7 SongPlayer mySpeaker(p21);
MatthewJGTate 0:44b37b90b0ef 8 DRV2605 haptics(p9, p10);
MatthewJGTate 0:44b37b90b0ef 9 Serial Blue(p28,p27);
MatthewJGTate 0:44b37b90b0ef 10 BusOut myled(LED1,LED2,LED3,LED4);
MatthewJGTate 0:44b37b90b0ef 11
MatthewJGTate 0:44b37b90b0ef 12 //Global Variables
MatthewJGTate 0:44b37b90b0ef 13 float note[1] = {0.0};
MatthewJGTate 0:44b37b90b0ef 14 float duration[1] = {0.0};
MatthewJGTate 0:44b37b90b0ef 15 int randomVibe = 0;
MatthewJGTate 0:44b37b90b0ef 16 volatile bool button_ready = 0;
MatthewJGTate 0:44b37b90b0ef 17 volatile int bnum = 0;
MatthewJGTate 0:44b37b90b0ef 18 volatile int bhit = 0;
MatthewJGTate 0:44b37b90b0ef 19 enum statetype {start = 0, got_exclm, got_B, got_num, got_hit};
MatthewJGTate 0:44b37b90b0ef 20 statetype state = start;
MatthewJGTate 0:44b37b90b0ef 21
MatthewJGTate 0:44b37b90b0ef 22 // Random
MatthewJGTate 0:44b37b90b0ef 23 volatile int interruptControl = 1;
MatthewJGTate 0:44b37b90b0ef 24
MatthewJGTate 0:44b37b90b0ef 25 void parse_message()
MatthewJGTate 0:44b37b90b0ef 26 {
MatthewJGTate 0:44b37b90b0ef 27 switch (state) {
MatthewJGTate 0:44b37b90b0ef 28 case start:
MatthewJGTate 0:44b37b90b0ef 29 if (Blue.getc()=='!') state = got_exclm;
MatthewJGTate 0:44b37b90b0ef 30 else state = start;
MatthewJGTate 0:44b37b90b0ef 31 break;
MatthewJGTate 0:44b37b90b0ef 32 case got_exclm:
MatthewJGTate 0:44b37b90b0ef 33 if (Blue.getc() == 'B') state = got_B;
MatthewJGTate 0:44b37b90b0ef 34 else state = start;
MatthewJGTate 0:44b37b90b0ef 35 break;
MatthewJGTate 0:44b37b90b0ef 36 case got_B:
MatthewJGTate 0:44b37b90b0ef 37 bnum = Blue.getc();
MatthewJGTate 0:44b37b90b0ef 38 state = got_num;
MatthewJGTate 0:44b37b90b0ef 39 break;
MatthewJGTate 0:44b37b90b0ef 40 case got_num:
MatthewJGTate 0:44b37b90b0ef 41 bhit = Blue.getc();
MatthewJGTate 0:44b37b90b0ef 42 state = got_hit;
MatthewJGTate 0:44b37b90b0ef 43 break;
MatthewJGTate 0:44b37b90b0ef 44 case got_hit:
MatthewJGTate 0:44b37b90b0ef 45 if (Blue.getc() == char(~('!' + ' B' + bnum + bhit))) button_ready = 1;
MatthewJGTate 0:44b37b90b0ef 46 state = start;
MatthewJGTate 0:44b37b90b0ef 47 break;
MatthewJGTate 0:44b37b90b0ef 48 default:
MatthewJGTate 0:44b37b90b0ef 49 Blue.getc();
MatthewJGTate 0:44b37b90b0ef 50 state = start;
MatthewJGTate 0:44b37b90b0ef 51 }
MatthewJGTate 0:44b37b90b0ef 52 }
MatthewJGTate 0:44b37b90b0ef 53
MatthewJGTate 0:44b37b90b0ef 54 void speakerPB1 (void)
MatthewJGTate 0:44b37b90b0ef 55 {
MatthewJGTate 0:44b37b90b0ef 56 while (bhit == '1') {
MatthewJGTate 0:44b37b90b0ef 57 myled = 0x01;
MatthewJGTate 0:44b37b90b0ef 58 note[0] = (static_cast <float> (rand()) / static_cast <float> (RAND_MAX))*6000.0 + 2000.0;
MatthewJGTate 0:44b37b90b0ef 59 duration[0] = (static_cast <float> (rand()) / static_cast <float> (RAND_MAX))*0.1;
MatthewJGTate 0:44b37b90b0ef 60 mySpeaker.PlaySong(note,duration);
MatthewJGTate 0:44b37b90b0ef 61 }
MatthewJGTate 0:44b37b90b0ef 62 }
MatthewJGTate 0:44b37b90b0ef 63
MatthewJGTate 0:44b37b90b0ef 64 void motorPB2 (void)
MatthewJGTate 0:44b37b90b0ef 65 {
MatthewJGTate 0:44b37b90b0ef 66 while (bhit == '1') {
MatthewJGTate 0:44b37b90b0ef 67 myled = 0x0;
MatthewJGTate 0:44b37b90b0ef 68 haptics.play_waveform(14);
MatthewJGTate 0:44b37b90b0ef 69 }
MatthewJGTate 0:44b37b90b0ef 70 }
MatthewJGTate 0:44b37b90b0ef 71
MatthewJGTate 0:44b37b90b0ef 72 void motorISR (void)
MatthewJGTate 0:44b37b90b0ef 73 {
MatthewJGTate 0:44b37b90b0ef 74 if (interruptControl == 1) {
MatthewJGTate 0:44b37b90b0ef 75 randomVibe = rand()%123 + 1; // Produces random number from 1 to 123
MatthewJGTate 0:44b37b90b0ef 76 haptics.play_waveform(randomVibe);
MatthewJGTate 0:44b37b90b0ef 77 }
MatthewJGTate 0:44b37b90b0ef 78 }
MatthewJGTate 0:44b37b90b0ef 79
MatthewJGTate 0:44b37b90b0ef 80 void speakerISR (void)
MatthewJGTate 0:44b37b90b0ef 81 {
MatthewJGTate 0:44b37b90b0ef 82 if (interruptControl == 1) {
MatthewJGTate 0:44b37b90b0ef 83 note[0] = (static_cast <float> (rand()) / static_cast <float> (RAND_MAX))*6000.0 + 2000.0;
MatthewJGTate 0:44b37b90b0ef 84 duration[0] = (static_cast <float> (rand()) / static_cast <float> (RAND_MAX))*0.5;
MatthewJGTate 0:44b37b90b0ef 85 mySpeaker.PlaySong(note,duration);
MatthewJGTate 0:44b37b90b0ef 86 }
MatthewJGTate 0:44b37b90b0ef 87 }
MatthewJGTate 0:44b37b90b0ef 88
MatthewJGTate 0:44b37b90b0ef 89
MatthewJGTate 0:44b37b90b0ef 90 int main()
MatthewJGTate 0:44b37b90b0ef 91 {
MatthewJGTate 0:44b37b90b0ef 92 Blue.attach(&parse_message,Serial::RxIrq);
MatthewJGTate 0:44b37b90b0ef 93 hapticMotor.attach(&motorISR, 0.5);
MatthewJGTate 0:44b37b90b0ef 94 speaker.attach(&speakerISR, 1.5);
MatthewJGTate 0:44b37b90b0ef 95
MatthewJGTate 0:44b37b90b0ef 96 while(1) {
MatthewJGTate 0:44b37b90b0ef 97 if (button_ready == 1 && bnum == '1') {
MatthewJGTate 0:44b37b90b0ef 98 myled = 0x01; //
MatthewJGTate 0:44b37b90b0ef 99 speakerPB1();
MatthewJGTate 0:44b37b90b0ef 100 } else if (button_ready == 1 && bnum == '2') {
MatthewJGTate 0:44b37b90b0ef 101 myled = 0x02;
MatthewJGTate 0:44b37b90b0ef 102 motorPB2();
MatthewJGTate 0:44b37b90b0ef 103 } else if (button_ready == 1 && bnum == '3') {
MatthewJGTate 0:44b37b90b0ef 104 myled = 0x04;
MatthewJGTate 0:44b37b90b0ef 105 interruptControl = 1;
MatthewJGTate 0:44b37b90b0ef 106 } else if (button_ready == 1 && bnum == '4') {
MatthewJGTate 0:44b37b90b0ef 107 myled = 0x08;
MatthewJGTate 0:44b37b90b0ef 108 interruptControl = 0;
MatthewJGTate 0:44b37b90b0ef 109 }
MatthewJGTate 0:44b37b90b0ef 110 }
MatthewJGTate 0:44b37b90b0ef 111 }
MatthewJGTate 0:44b37b90b0ef 112
MatthewJGTate 0:44b37b90b0ef 113
MatthewJGTate 0:44b37b90b0ef 114