File content as of revision 4:6d3ddf74b49a:

#include "mbed.h"
#include "LPC17xx.h"
#include "TextLCD.h"
#include "rtos.h"
#include "Thread.h"

DigitalOut vsense(p23);
DigitalOut asense(p24);
DigitalIn apace(p22);
DigitalIn vpace(p21);

DigitalOut led_apace(LED1);
DigitalOut led_vpace(LED2);
DigitalOut led_asense(LED3);
DigitalOut led_vsense(LED4);

Serial serial_in(USBTX, USBRX);


int test_time_count;
int curr_test;
int minwaitV = 100000;
int minwaitA = 200000;

int needs_num_input = 0;

enum mode {RANDOM,MANUAL,TEST};
mode test_curr_mode = RANDOM;
Timer t;





void random_heart(void const *args)
{
    t.reset();
    t.start();
    while(1){
    while(test_curr_mode == RANDOM) {
        int r = rand();
        if(r%2 == 0) {
            serial_in.printf("timer was %i",t.read());
            if(1) {
                led_asense = 1;
                asense = 1;
                serial_in.printf("asense ");
                Thread::wait(10);
                asense = 0;
                led_asense = 0;
                t.reset();

            }
        } else {
            if(1) {
                led_vsense = 1;
                vsense = 1;
                serial_in.printf("vsense ");
                Thread::wait(10);
                vsense = 0;
                led_vsense = 0;
                t.reset();

            }
        }

        Thread::wait(500);



    }
    }
}


void kbd_intrp()
{

    char a = serial_in.getc();
    serial_in.printf("char was " + a);
    if(needs_num_input) {
        // DO O handling
        needs_num_input = 0;
        return;
    }

    if(a == 'R') {
        test_curr_mode = RANDOM;
    } else if(a == 'T') {
        test_curr_mode = TEST;
    } else if(a == 'M') {
        test_curr_mode = MANUAL;
    }

    if(a == 'A' && test_curr_mode == MANUAL) {
        asense = 1;
        Thread::wait(10);
        asense = 0;
    }

    if(a == 'V' && test_curr_mode == MANUAL) {
        vsense = 1;
        Thread::wait(10);
        vsense = 0;
    }

}

void rec_apace(){
    led_apace = 1;
    serial_in.printf("vssense fired\n");
    Thread::wait(10);
    led_apace = 0;   
}

void rec_vpace(){
    led_vpace = 1;
    serial_in.printf("vssense fired\n");
    Thread::wait(10);
    led_vpace = 0;   
}

void heart_response(void const *args){
    while(1){
        if(apace == 1){
            rec_apace();
        }
        
        if(vpace == 1){
            rec_vpace();
        }
    }
    
}

// interrupt function
void interrupt_and_run_test()
{
    // zero timer, set for 1ms interrupt

    // wait for atrial pulse

    // check if timer was within event


    // send vsense


    // send asense

    // check if timer was in event

    // wait for vpace

    // wait for atrial pulse

    // check if timer was within event
}

int main(void)
{

    Thread t3(random_heart, (void *)"");
    Thread t2(heart_response, (void *)"");

    char a = 'Z';

    while(1) {

        if(serial_in.readable()) {
            a = serial_in.getc();
            serial_in.printf("char was " + a);
            if(needs_num_input) {
                // DO O handling
                needs_num_input = 0;
            }

            if(a == 'R') {
                test_curr_mode = RANDOM;
            } else if(a == 'T') {
                test_curr_mode = TEST;
            } else if(a == 'M') {
                test_curr_mode = MANUAL;
            }

            if(a == 'A' && test_curr_mode == MANUAL) {
                asense = 1;
                Thread::wait(10);
                asense = 0;
            }

            if(a == 'V' && test_curr_mode == MANUAL) {
                vsense = 1;
                Thread::wait(10);
                vsense = 0;
            }


        }
    }
}