BAT / Mbed 2 deprecated BAT_Type_word

Words in Typing mode

Dependencies:   SDFileSystem emic2 mbed-rtos mbed

Fork of BAT_Type_word by Azra Ismail

main.cpp@16:5c91af9b4e7c, 2017-10-25 (annotated)

Committer:
aismail1997
Date:
Wed Oct 25 14:31:33 2017 +0000
Revision:
16:5c91af9b4e7c
Parent:
15:7e9308d14faa
Child:
17:08c575082052
Button functionality works, debouncing may still be an issue

Who changed what in which revision?

UserRevisionLine numberNew contents of line
aismail1997 0:9eda4611081a 1 #include "mbed.h"
aismail1997 6:1aa86ad19af9 2 #include "rtos.h"
aismail1997 9:418a4437a693 3 #include "wave_player.h"
aismail1997 9:418a4437a693 4 #include "SDFileSystem.h"
aismail1997 10:21268d8bf979 5 #include "button.h"
aismail1997 3:9ed43e974156 6
aismail1997 13:b80dde24e9bc 7 // DEFINE I/O
aismail1997 0:9eda4611081a 8 PwmOut myservo(p21);
aismail1997 0:9eda4611081a 9 DigitalIn pb1 (p20);
aismail1997 14:581a3b02f4c3 10 PwmOut myservo2(p22);
aismail1997 14:581a3b02f4c3 11 DigitalIn pb2 (p19);
aismail1997 14:581a3b02f4c3 12 DigitalOut led1(LED1);
aismail1997 16:5c91af9b4e7c 13 DigitalOut led3(LED3);
aismail1997 16:5c91af9b4e7c 14 DigitalOut led4(LED4);
aismail1997 14:581a3b02f4c3 15
aismail1997 0:9eda4611081a 16 //AnalogIn linpot(p20);
aismail1997 14:581a3b02f4c3 17 //Serial pc(USBTX, USBRX);
aismail1997 14:581a3b02f4c3 18 //SDFileSystem sd(p5, p6, p7, p8, "sd"); //SD card
aismail1997 14:581a3b02f4c3 19 //AnalogOut DACout(p26);
aismail1997 14:581a3b02f4c3 20 //wave_player waver(&DACout);
aismail1997 10:21268d8bf979 21 button button1(myservo, pb1);
aismail1997 14:581a3b02f4c3 22 button button2(myservo2, pb2);
aismail1997 4:cc181f8f2bd1 23
aismail1997 13:b80dde24e9bc 24 // INITIALIZE VARIABLES
aismail1997 13:b80dde24e9bc 25 // add mode, reset buttons
aismail1997 9:418a4437a693 26 int start = 0;
aismail1997 9:418a4437a693 27 int submit = 0;
aismail1997 10:21268d8bf979 28 int state = 2;
aismail1997 16:5c91af9b4e7c 29 int state2 = 0; // Button begins in up state
aismail1997 16:5c91af9b4e7c 30 ///int state2 = 2;
aismail1997 14:581a3b02f4c3 31 int count = 0;
aismail1997 6:1aa86ad19af9 32
aismail1997 9:418a4437a693 33 // FUNCTIONS
aismail1997 13:b80dde24e9bc 34 // play a file on the speaker
aismail1997 14:581a3b02f4c3 35 /*void playSound(wave_player waver)
aismail1997 9:418a4437a693 36 {
aismail1997 9:418a4437a693 37 FILE *wave_file;
aismail1997 13:b80dde24e9bc 38 wave_file=fopen("/sd/lesson.wav","r");
aismail1997 9:418a4437a693 39 waver.play(wave_file);
aismail1997 9:418a4437a693 40 fclose(wave_file);
aismail1997 14:581a3b02f4c3 41 }*/
aismail1997 6:1aa86ad19af9 42
aismail1997 6:1aa86ad19af9 43 // THREADS
aismail1997 13:b80dde24e9bc 44
aismail1997 13:b80dde24e9bc 45 // thread for the custom button
aismail1997 6:1aa86ad19af9 46 void button_thread()
aismail1997 4:cc181f8f2bd1 47 {
aismail1997 14:581a3b02f4c3 48 while(true) {
aismail1997 14:581a3b02f4c3 49 // button was up and is moving down, move servo in
aismail1997 14:581a3b02f4c3 50 //pc.printf("in button thread");
aismail1997 14:581a3b02f4c3 51 if (pb1 == 1 && state == 2) {
aismail1997 14:581a3b02f4c3 52 button1.moveServoIn();
aismail1997 14:581a3b02f4c3 53 state = 1;
aismail1997 14:581a3b02f4c3 54 led1 = 0;
aismail1997 14:581a3b02f4c3 55 }
aismail1997 14:581a3b02f4c3 56 // button was down and is being pushed again, move servo out
aismail1997 14:581a3b02f4c3 57 else if (pb1 == 1 && state == 1) {
aismail1997 14:581a3b02f4c3 58 button1.moveServoOut();
aismail1997 14:581a3b02f4c3 59 state = 2;
aismail1997 14:581a3b02f4c3 60 led1 = 1;
aismail1997 14:581a3b02f4c3 61 }
aismail1997 14:581a3b02f4c3 62 Thread::wait(100); // wait till thread is done
aismail1997 10:21268d8bf979 63 }
aismail1997 14:581a3b02f4c3 64 }
aismail1997 14:581a3b02f4c3 65
aismail1997 14:581a3b02f4c3 66 void button2_thread()
aismail1997 14:581a3b02f4c3 67 {
aismail1997 14:581a3b02f4c3 68 // TODO: Add states
aismail1997 14:581a3b02f4c3 69 while(true) {
aismail1997 15:7e9308d14faa 70 // state 0 - button is up, pb = 0
aismail1997 16:5c91af9b4e7c 71 if (pb2 == 0 && state2 == 3) {
aismail1997 15:7e9308d14faa 72 // nothing happens here, servo is still
aismail1997 16:5c91af9b4e7c 73 state2 = 0;
aismail1997 16:5c91af9b4e7c 74 led3 = 0;
aismail1997 16:5c91af9b4e7c 75 led4 = 0;
aismail1997 16:5c91af9b4e7c 76 }
aismail1997 15:7e9308d14faa 77 // state 1 - button is moving down, pb = 1
aismail1997 16:5c91af9b4e7c 78 if (pb2 == 1 && state2 == 0) {
aismail1997 16:5c91af9b4e7c 79 button2.moveServoIn();
aismail1997 16:5c91af9b4e7c 80 state2 = 1;
aismail1997 16:5c91af9b4e7c 81 led3 = 0;
aismail1997 16:5c91af9b4e7c 82 led4 = 1;
aismail1997 16:5c91af9b4e7c 83 }
aismail1997 15:7e9308d14faa 84 // state 2 - button is down, pb = 0
aismail1997 16:5c91af9b4e7c 85 if (pb2 == 0 && state2 == 1) {
aismail1997 15:7e9308d14faa 86 // nothing happens here, servo is still
aismail1997 16:5c91af9b4e7c 87 state2 = 2;
aismail1997 16:5c91af9b4e7c 88 led3 = 1;
aismail1997 16:5c91af9b4e7c 89 led4 = 0;
aismail1997 16:5c91af9b4e7c 90 }
aismail1997 15:7e9308d14faa 91 // state 3 - button is moving up, pb = 1
aismail1997 16:5c91af9b4e7c 92 if (pb2 == 1 && state2 == 2) {
aismail1997 16:5c91af9b4e7c 93 button2.moveServoOut();
aismail1997 16:5c91af9b4e7c 94 state2 = 3;
aismail1997 16:5c91af9b4e7c 95 led3 = 1;
aismail1997 16:5c91af9b4e7c 96 led4 = 1;
aismail1997 16:5c91af9b4e7c 97 }
aismail1997 15:7e9308d14faa 98 // state 4 - handle bouncing while button is down
aismail1997 16:5c91af9b4e7c 99 /*if (pb2 = 1 && state2 == 2) {
aismail1997 16:5c91af9b4e7c 100
aismail1997 16:5c91af9b4e7c 101 }*/
aismail1997 15:7e9308d14faa 102
aismail1997 15:7e9308d14faa 103 // button was up and is moving down, move servo in
aismail1997 16:5c91af9b4e7c 104 /*if (pb2 == 1 && state2 == 2) {
aismail1997 15:7e9308d14faa 105 button2.moveServoIn();
aismail1997 15:7e9308d14faa 106 state2 = 1;
aismail1997 15:7e9308d14faa 107 led2 = 0;
aismail1997 14:581a3b02f4c3 108 }
aismail1997 14:581a3b02f4c3 109 // button was down and is being pushed again, move servo out
aismail1997 14:581a3b02f4c3 110 else if (pb2 == 1 && state2 == 1) {
aismail1997 14:581a3b02f4c3 111 button2.moveServoOut();
aismail1997 14:581a3b02f4c3 112 state2 = 2;
aismail1997 14:581a3b02f4c3 113 led2 = 1;
aismail1997 14:581a3b02f4c3 114 }
aismail1997 16:5c91af9b4e7c 115 */
aismail1997 14:581a3b02f4c3 116 Thread::wait(100); // wait till thread is done
aismail1997 10:21268d8bf979 117 }
aismail1997 4:cc181f8f2bd1 118 }
aismail1997 4:cc181f8f2bd1 119
aismail1997 6:1aa86ad19af9 120 void submit_thread()
aismail1997 4:cc181f8f2bd1 121 {
aismail1997 13:b80dde24e9bc 122 Thread::wait(500); // wait till thread is done
aismail1997 4:cc181f8f2bd1 123 }
aismail1997 4:cc181f8f2bd1 124
aismail1997 6:1aa86ad19af9 125 void start_thread()
aismail1997 4:cc181f8f2bd1 126 {
aismail1997 6:1aa86ad19af9 127 // read pb_start
aismail1997 6:1aa86ad19af9 128 // if 1
aismail1997 14:581a3b02f4c3 129 start = 1;
aismail1997 14:581a3b02f4c3 130 //pc.printf("start %d ", start);
aismail1997 6:1aa86ad19af9 131 // else 0
aismail1997 13:b80dde24e9bc 132 Thread::wait(500); // wait till thread is done
aismail1997 4:cc181f8f2bd1 133 }
aismail1997 0:9eda4611081a 134
aismail1997 14:581a3b02f4c3 135
aismail1997 0:9eda4611081a 136 int main()
aismail1997 0:9eda4611081a 137 {
aismail1997 6:1aa86ad19af9 138 // SETUP
aismail1997 4:cc181f8f2bd1 139 // pull up the pushbutton to prevent bouncing
aismail1997 16:5c91af9b4e7c 140 pb1.mode(PullUp);
aismail1997 16:5c91af9b4e7c 141 pb2.mode(PullUp);
aismail1997 16:5c91af9b4e7c 142 wait(.001);
aismail1997 15:7e9308d14faa 143
aismail1997 4:cc181f8f2bd1 144 // servo begins at 30 degrees
aismail1997 10:21268d8bf979 145 // replace with a button setup function
aismail1997 0:9eda4611081a 146 for(int i=0; i<=3; i++) {
aismail1997 0:9eda4611081a 147 myservo = i/100.0;
aismail1997 0:9eda4611081a 148 wait(0.01);
aismail1997 0:9eda4611081a 149 }
aismail1997 14:581a3b02f4c3 150 for(int i=0; i<=3; i++) {
aismail1997 14:581a3b02f4c3 151 myservo2 = i/100.0;
aismail1997 14:581a3b02f4c3 152 wait(0.01);
aismail1997 14:581a3b02f4c3 153 }
aismail1997 4:cc181f8f2bd1 154
aismail1997 14:581a3b02f4c3 155 led1 = 1;
aismail1997 16:5c91af9b4e7c 156 //led2 = 1;
aismail1997 14:581a3b02f4c3 157 Thread t3(button_thread);
aismail1997 14:581a3b02f4c3 158 Thread t4(button2_thread);
aismail1997 14:581a3b02f4c3 159 t3.start(button_thread);
aismail1997 14:581a3b02f4c3 160 t4.start(button2_thread);
aismail1997 14:581a3b02f4c3 161
aismail1997 14:581a3b02f4c3 162 // start threads for reset, mode, start
aismail1997 14:581a3b02f4c3 163 //Thread t1(start_thread);
aismail1997 14:581a3b02f4c3 164 //pc.printf("start thread");
aismail1997 14:581a3b02f4c3 165 //Thread t2(submit_thread);
aismail1997 14:581a3b02f4c3 166 // setup SDcard and Speaker
aismail1997 14:581a3b02f4c3 167
aismail1997 14:581a3b02f4c3 168 // when started
aismail1997 14:581a3b02f4c3 169 //while (start == 0){}
aismail1997 14:581a3b02f4c3 170 //Thread t3(button_thread);
aismail1997 14:581a3b02f4c3 171 //pc.printf("button thread");
aismail1997 14:581a3b02f4c3 172 //Thread t4(button2_thread);
aismail1997 14:581a3b02f4c3 173 //pc.printf("button2 thread");
aismail1997 14:581a3b02f4c3 174
aismail1997 14:581a3b02f4c3 175 //Thread t3(submit_thread);
aismail1997 14:581a3b02f4c3 176
aismail1997 14:581a3b02f4c3 177 // when submitted
aismail1997 14:581a3b02f4c3 178 //while (submit == 0) {}
aismail1997 14:581a3b02f4c3 179
aismail1997 14:581a3b02f4c3 180 // start button threads and submit thread
aismail1997 14:581a3b02f4c3 181 // if submit close button threads and submit thread
aismail1997 14:581a3b02f4c3 182 // check result
aismail1997 14:581a3b02f4c3 183 // play results on speaker
aismail1997 14:581a3b02f4c3 184 // save results
aismail1997 14:581a3b02f4c3 185
aismail1997 14:581a3b02f4c3 186 // read linear potentiometer
aismail1997 14:581a3b02f4c3 187 //if (linpot < 0.5) {
aismail1997 14:581a3b02f4c3 188 //float potval = linpot;
aismail1997 14:581a3b02f4c3 189 //pc.printf("linear pot: %f\n", potval);
aismail1997 6:1aa86ad19af9 190 // MAIN THREAD
aismail1997 6:1aa86ad19af9 191 while(true) {
aismail1997 14:581a3b02f4c3 192 Thread::wait(500); // wait till thread is done
aismail1997 0:9eda4611081a 193 }
aismail1997 0:9eda4611081a 194 }