CIS541 / Mbed 2 deprecated Heart

heart modes, send, receive

Dependencies:   Terminal TextLCD mbed-rtos mbed

Fork of Pacemaker by CIS541

main.cpp@0:a307f0abfd4d, 2015-11-27 (annotated)

Committer:
sanjeet25
Date:
Fri Nov 27 20:16:56 2015 +0000
Revision:
0:a307f0abfd4d
heart

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sanjeet25 0:a307f0abfd4d 1 #include "mbed.h"
sanjeet25 0:a307f0abfd4d 2 #include "TextLCD.h"
sanjeet25 0:a307f0abfd4d 3 #include "rtos.h"
sanjeet25 0:a307f0abfd4d 4
sanjeet25 0:a307f0abfd4d 5 TextLCD lcd(p15, p16, p17, p18, p19, p20);
sanjeet25 0:a307f0abfd4d 6 Serial pc(USBTX, USBRX);
sanjeet25 0:a307f0abfd4d 7
sanjeet25 0:a307f0abfd4d 8 InterruptIn APace(LED1);
sanjeet25 0:a307f0abfd4d 9 InterruptIn VPace(LED2);
sanjeet25 0:a307f0abfd4d 10
sanjeet25 0:a307f0abfd4d 11 DigitalOut ASignal(LED3);
sanjeet25 0:a307f0abfd4d 12 DigitalOut VSignal(LED4);
sanjeet25 0:a307f0abfd4d 13
sanjeet25 0:a307f0abfd4d 14 const int minwait_A=50;
sanjeet25 0:a307f0abfd4d 15 const int minwait_V=50;
sanjeet25 0:a307f0abfd4d 16
sanjeet25 0:a307f0abfd4d 17 volatile int time_count=0;
sanjeet25 0:a307f0abfd4d 18 int m=0;
sanjeet25 0:a307f0abfd4d 19 int s=0;
sanjeet25 0:a307f0abfd4d 20 int ms=0;
sanjeet25 0:a307f0abfd4d 21
sanjeet25 0:a307f0abfd4d 22 char key_input;
sanjeet25 0:a307f0abfd4d 23
sanjeet25 0:a307f0abfd4d 24 int LRI=1500;
sanjeet25 0:a307f0abfd4d 25 int URI=600;
sanjeet25 0:a307f0abfd4d 26
sanjeet25 0:a307f0abfd4d 27 volatile bool Areceived=false;
sanjeet25 0:a307f0abfd4d 28 volatile bool Vreceived=false;
sanjeet25 0:a307f0abfd4d 29
sanjeet25 0:a307f0abfd4d 30 const int sleepModeURI = 1000;
sanjeet25 0:a307f0abfd4d 31 const int sleepModeLRI = 2000;
sanjeet25 0:a307f0abfd4d 32
sanjeet25 0:a307f0abfd4d 33 const int normalModeURI = 600;
sanjeet25 0:a307f0abfd4d 34 const int normalModeLRI = 1500;
sanjeet25 0:a307f0abfd4d 35
sanjeet25 0:a307f0abfd4d 36 const int sportsModeURI = 343;
sanjeet25 0:a307f0abfd4d 37 const int sportsModeLRI = 600;
sanjeet25 0:a307f0abfd4d 38
sanjeet25 0:a307f0abfd4d 39 const int manualModeURI = 343;
sanjeet25 0:a307f0abfd4d 40 const int manualModeLRI = 2000;
sanjeet25 0:a307f0abfd4d 41
sanjeet25 0:a307f0abfd4d 42 typedef enum Modes {
sanjeet25 0:a307f0abfd4d 43 Test,
sanjeet25 0:a307f0abfd4d 44 Normal,
sanjeet25 0:a307f0abfd4d 45 Sleep,
sanjeet25 0:a307f0abfd4d 46 Random,
sanjeet25 0:a307f0abfd4d 47 Sports,
sanjeet25 0:a307f0abfd4d 48 Manual,
sanjeet25 0:a307f0abfd4d 49 AtrialMode,
sanjeet25 0:a307f0abfd4d 50 VentricularMode
sanjeet25 0:a307f0abfd4d 51 };
sanjeet25 0:a307f0abfd4d 52 Modes mode;
sanjeet25 0:a307f0abfd4d 53
sanjeet25 0:a307f0abfd4d 54 Mutex HeartMutex;
sanjeet25 0:a307f0abfd4d 55
sanjeet25 0:a307f0abfd4d 56 void resetTimer0();
sanjeet25 0:a307f0abfd4d 57 void resetTimer1();
sanjeet25 0:a307f0abfd4d 58 void VCheck();
sanjeet25 0:a307f0abfd4d 59 void ACheck();
sanjeet25 0:a307f0abfd4d 60 void ASignalsend();
sanjeet25 0:a307f0abfd4d 61 void VSignalsend();
sanjeet25 0:a307f0abfd4d 62 void HeartReceive();
sanjeet25 0:a307f0abfd4d 63 void HeartSend();
sanjeet25 0:a307f0abfd4d 64
sanjeet25 0:a307f0abfd4d 65
sanjeet25 0:a307f0abfd4d 66 extern "C" void TIMER0_IRQHandler (void)
sanjeet25 0:a307f0abfd4d 67 {
sanjeet25 0:a307f0abfd4d 68 if((LPC_TIM0->IR & 0x01) == 0x01) { // if interrupt provided, continue to next line
sanjeet25 0:a307f0abfd4d 69 LPC_TIM0->IR |= 1 << 0; // Clear MR0 interrupt flag
sanjeet25 0:a307f0abfd4d 70 time_count++; //increment time_count
sanjeet25 0:a307f0abfd4d 71 }
sanjeet25 0:a307f0abfd4d 72 }
sanjeet25 0:a307f0abfd4d 73
sanjeet25 0:a307f0abfd4d 74 void timer0_init(void)
sanjeet25 0:a307f0abfd4d 75 {
sanjeet25 0:a307f0abfd4d 76 LPC_SC->PCONP |=1<1; //power on the timer
sanjeet25 0:a307f0abfd4d 77 LPC_TIM0->MR0 = 239800; //10 msec period i.e the timer count will increment every 10ms
sanjeet25 0:a307f0abfd4d 78 LPC_TIM0->MCR = 3; //reset control
sanjeet25 0:a307f0abfd4d 79 //3 = Interrupt & reset timer0 on match
sanjeet25 0:a307f0abfd4d 80 //1 = Interrupt only, no reset
sanjeet25 0:a307f0abfd4d 81 NVIC_EnableIRQ(TIMER0_IRQn); //enable interrupt
sanjeet25 0:a307f0abfd4d 82 LPC_TIM0->TCR = 1; //enable the timer
sanjeet25 0:a307f0abfd4d 83
sanjeet25 0:a307f0abfd4d 84 }
sanjeet25 0:a307f0abfd4d 85
sanjeet25 0:a307f0abfd4d 86 extern "C" void TIMER1_IRQHandler (void)
sanjeet25 0:a307f0abfd4d 87 {
sanjeet25 0:a307f0abfd4d 88 if((LPC_TIM0->IR & 0x01) == 0x01) { // if interrupt provided, continue to next line
sanjeet25 0:a307f0abfd4d 89 LPC_TIM0->IR |= 1 << 0; // Clear MR0 interrupt flag
sanjeet25 0:a307f0abfd4d 90 time_count++; //increment time_count
sanjeet25 0:a307f0abfd4d 91 }
sanjeet25 0:a307f0abfd4d 92 }
sanjeet25 0:a307f0abfd4d 93
sanjeet25 0:a307f0abfd4d 94 void timer1_init(void)
sanjeet25 0:a307f0abfd4d 95 {
sanjeet25 0:a307f0abfd4d 96 LPC_SC->PCONP |=1<1; //power on the timer
sanjeet25 0:a307f0abfd4d 97 LPC_TIM0->MR0 = 239800; //10 msec period i.e the timer count will increment every 10ms
sanjeet25 0:a307f0abfd4d 98 LPC_TIM0->MCR = 3; //reset control
sanjeet25 0:a307f0abfd4d 99 //3 = Interrupt & reset timer0 on match
sanjeet25 0:a307f0abfd4d 100 //1 = Interrupt only, no reset
sanjeet25 0:a307f0abfd4d 101 NVIC_EnableIRQ(TIMER0_IRQn); //enable interrupt
sanjeet25 0:a307f0abfd4d 102 LPC_TIM0->TCR = 1; //enable the timer
sanjeet25 0:a307f0abfd4d 103
sanjeet25 0:a307f0abfd4d 104 }
sanjeet25 0:a307f0abfd4d 105
sanjeet25 0:a307f0abfd4d 106 void resetTimer0()
sanjeet25 0:a307f0abfd4d 107 {
sanjeet25 0:a307f0abfd4d 108 LPC_TIM0->TCR = 0;
sanjeet25 0:a307f0abfd4d 109 lcd.locate(0,0);
sanjeet25 0:a307f0abfd4d 110 lcd.printf("%02d:%02d:%02d", m,s,ms);
sanjeet25 0:a307f0abfd4d 111 }
sanjeet25 0:a307f0abfd4d 112
sanjeet25 0:a307f0abfd4d 113 void resetTimer1()
sanjeet25 0:a307f0abfd4d 114 {
sanjeet25 0:a307f0abfd4d 115 LPC_TIM1->TCR = 0;
sanjeet25 0:a307f0abfd4d 116 lcd.locate(0,0);
sanjeet25 0:a307f0abfd4d 117 lcd.printf("%02d:%02d:%02d", m,s,ms);
sanjeet25 0:a307f0abfd4d 118 }
sanjeet25 0:a307f0abfd4d 119
sanjeet25 0:a307f0abfd4d 120 void VCheck()
sanjeet25 0:a307f0abfd4d 121 {
sanjeet25 0:a307f0abfd4d 122 Vreceived=true;
sanjeet25 0:a307f0abfd4d 123 }
sanjeet25 0:a307f0abfd4d 124
sanjeet25 0:a307f0abfd4d 125 void ACheck()
sanjeet25 0:a307f0abfd4d 126 {
sanjeet25 0:a307f0abfd4d 127 Areceived=true;
sanjeet25 0:a307f0abfd4d 128 }
sanjeet25 0:a307f0abfd4d 129
sanjeet25 0:a307f0abfd4d 130 void ASignalsend()
sanjeet25 0:a307f0abfd4d 131 {
sanjeet25 0:a307f0abfd4d 132 ASignal=1;
sanjeet25 0:a307f0abfd4d 133 }
sanjeet25 0:a307f0abfd4d 134
sanjeet25 0:a307f0abfd4d 135 void VSignalsend()
sanjeet25 0:a307f0abfd4d 136 {
sanjeet25 0:a307f0abfd4d 137 VSignal=1;
sanjeet25 0:a307f0abfd4d 138 }
sanjeet25 0:a307f0abfd4d 139 void HeartReceive(void const* args)
sanjeet25 0:a307f0abfd4d 140 {
sanjeet25 0:a307f0abfd4d 141 while(1) {
sanjeet25 0:a307f0abfd4d 142 pc.printf("HR");
sanjeet25 0:a307f0abfd4d 143 if(Vreceived==true) {
sanjeet25 0:a307f0abfd4d 144 resetTimer0();
sanjeet25 0:a307f0abfd4d 145 pc.printf("VPace aaya");
sanjeet25 0:a307f0abfd4d 146 } else if(Areceived==true) {
sanjeet25 0:a307f0abfd4d 147 resetTimer0();
sanjeet25 0:a307f0abfd4d 148 pc.printf("APace aaya");
sanjeet25 0:a307f0abfd4d 149 }
sanjeet25 0:a307f0abfd4d 150 }
sanjeet25 0:a307f0abfd4d 151 }
sanjeet25 0:a307f0abfd4d 152
sanjeet25 0:a307f0abfd4d 153 void HeartSend(void const* args)
sanjeet25 0:a307f0abfd4d 154 {
sanjeet25 0:a307f0abfd4d 155 while(1) {
sanjeet25 0:a307f0abfd4d 156 pc.printf("HS");
sanjeet25 0:a307f0abfd4d 157 if(time_count>=minwait_V && mode==Random && mode!=Test && mode!=Manual) {
sanjeet25 0:a307f0abfd4d 158 VSignalsend();
sanjeet25 0:a307f0abfd4d 159 pc.printf("Vsignal bheja");
sanjeet25 0:a307f0abfd4d 160 resetTimer0();
sanjeet25 0:a307f0abfd4d 161 } else if(time_count>=minwait_A && mode==Random && mode!=Test && mode!=Manual) {
sanjeet25 0:a307f0abfd4d 162 ASignalsend();
sanjeet25 0:a307f0abfd4d 163 pc.printf("ASignal bheja");
sanjeet25 0:a307f0abfd4d 164 resetTimer0();
sanjeet25 0:a307f0abfd4d 165
sanjeet25 0:a307f0abfd4d 166 }
sanjeet25 0:a307f0abfd4d 167
sanjeet25 0:a307f0abfd4d 168 }
sanjeet25 0:a307f0abfd4d 169 }
sanjeet25 0:a307f0abfd4d 170
sanjeet25 0:a307f0abfd4d 171 void HeartKeyBoardModeSwitch(void const* args)
sanjeet25 0:a307f0abfd4d 172 {
sanjeet25 0:a307f0abfd4d 173 key_input = pc.getc();
sanjeet25 0:a307f0abfd4d 174
sanjeet25 0:a307f0abfd4d 175 if(key_input=='r'||key_input=='R') {
sanjeet25 0:a307f0abfd4d 176 HeartMutex.lock();
sanjeet25 0:a307f0abfd4d 177 mode=Random;
sanjeet25 0:a307f0abfd4d 178 HeartMutex.unlock();
sanjeet25 0:a307f0abfd4d 179 } else if(key_input=='t'||key_input=='T') {
sanjeet25 0:a307f0abfd4d 180 HeartMutex.lock();
sanjeet25 0:a307f0abfd4d 181 mode=Test;
sanjeet25 0:a307f0abfd4d 182 HeartMutex.unlock();
sanjeet25 0:a307f0abfd4d 183 } else if(key_input=='m'||key_input=='M') {
sanjeet25 0:a307f0abfd4d 184 HeartMutex.lock();
sanjeet25 0:a307f0abfd4d 185 mode=Manual;
sanjeet25 0:a307f0abfd4d 186 HeartMutex.unlock();
sanjeet25 0:a307f0abfd4d 187 if(key_input=='v'||key_input=='V') {
sanjeet25 0:a307f0abfd4d 188 HeartMutex.lock();
sanjeet25 0:a307f0abfd4d 189 mode=VentricularMode;
sanjeet25 0:a307f0abfd4d 190 HeartMutex.unlock();
sanjeet25 0:a307f0abfd4d 191 } else if(key_input=='a'||key_input=='A') {
sanjeet25 0:a307f0abfd4d 192 HeartMutex.lock();
sanjeet25 0:a307f0abfd4d 193 mode=AtrialMode;
sanjeet25 0:a307f0abfd4d 194 HeartMutex.unlock();
sanjeet25 0:a307f0abfd4d 195 }
sanjeet25 0:a307f0abfd4d 196 }
sanjeet25 0:a307f0abfd4d 197
sanjeet25 0:a307f0abfd4d 198 }
sanjeet25 0:a307f0abfd4d 199
sanjeet25 0:a307f0abfd4d 200 int main()
sanjeet25 0:a307f0abfd4d 201 {
sanjeet25 0:a307f0abfd4d 202 VPace.rise(&VCheck);
sanjeet25 0:a307f0abfd4d 203 APace.rise(&ACheck);
sanjeet25 0:a307f0abfd4d 204 timer0_init();
sanjeet25 0:a307f0abfd4d 205 timer1_init();
sanjeet25 0:a307f0abfd4d 206 Thread heartreceive(HeartReceive);
sanjeet25 0:a307f0abfd4d 207 Thread heartsend(HeartSend);
sanjeet25 0:a307f0abfd4d 208 Thread heartkeyboard(HeartKeyBoardModeSwitch);
sanjeet25 0:a307f0abfd4d 209
sanjeet25 0:a307f0abfd4d 210 while(1) {
sanjeet25 0:a307f0abfd4d 211 }
sanjeet25 0:a307f0abfd4d 212 }