Diff: main.cpp

Revision:

1:e4a204ef28bc

Parent:

0:093bb69f95f0

--- a/main.cpp	Mon Nov 30 21:13:56 2015 +0000
+++ b/main.cpp	Tue Dec 01 00:53:34 2015 +0000
@@ -1,5 +1,88 @@
 #include "mbed.h"
 #include "rtos.h"
+#include "TextLCD.h"
+ 
+Serial keyboard(USBTX, USBRX);
+ 
+int PacemakerA, PacemakerV = 0;
+DigitalOut Apace(), Vpace();
+DigitalIn Aget(), Vget();
+ 
+int PacemakerModeGuard = 0;
+ 
+void PacemakerSense() {
+    
+}
+ 
+void PacemakerKeyboard() {
+    while(1) {
+        char c = keyboard.getc();
+        switch(c) {
+            case 'n':
+            case 'N':
+                PacemakerModeGuard = 0;
+                break;
+            case 's':
+            case 'S':
+                PacemakerModeGuard = 1;
+                break;
+            case 'e':
+            case 'E':
+                PacemakerModeGuard = 2;
+                break;
+            case 'm':
+            case 'M':
+                PacemakerModeGuard = 3;
+                break;
+            case 'a':
+            case 'A':
+                if(PacemakerModeGuard == 3) {
+                    PacemakerA = 1;
+                    Thread::wait(10);
+                    PacemakerA = 0;
+                }
+                break;
+            case 'v':
+            case 'V':
+        }
+    }
+}
 
-DigitalOut Apace, Vpace;
-DigitalIn Aget, Vget;
\ No newline at end of file
+
+Timer obsInt;
+int observationInterval = 10; //observation interval in seconds
+float vget_count = 0.; // A counter that increments every time a ventricular pulse has been detected
+Semaphore heartBeat(1);
+float DisplayMe;
+void PacemakerDisplay() {
+    if (obsInt.read_ms()/1000 >= observationInterval) { //reporting interval exceeded
+        obsInt.stop();
+        heartBeat.wait(); //DONT LET ANY OTHER CODE RUN RIGHT NOW
+        DisplayMe = vget_count*(60/observationInterval);
+        lcd.printf("HR = %s\n", DisplayMe); // multiplies the number of counted Vgets by the number of observation periods in one minute,
+        PacemakerAlarm(DisplayMe);
+        vget_count = 0;
+        obsInt.reset();
+        heartBeat.release(); //OTHER CODE CAN RUN AGAIN
+    }
+}
+void PacemakerAlarm(int HeartRate) { //Takes the heart rate and returns an appropriate message; runs whenever display is updated
+    if HeartRate > LRI {
+    lcd.printf("HR TOO FAST\n");
+    } else if HeartRate < URI{
+        lcd.printf("HR TOO SLOW\n");
+    } else{
+        lcd.printf("     \n");
+    }
+}
+ 
+void PacemakerLED() {
+    
+}
+ 
+ 
+ 
+int main() {
+    
+}
+      
\ No newline at end of file