Diff: main.cpp

Revision:

0:901b2e92426d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Jun 21 14:28:04 2013 +0000
@@ -0,0 +1,71 @@
+#include "mbed.h"
+#include "C12832_lcd.h"
+#include "Arial24x23.h"
+
+Ticker t ;
+C12832_LCD lcd;
+PwmOut buzzer(p26);
+InterruptIn left(p13),right(p16),center(p14);
+DigitalOut l1(LED1),l2(LED2),l3(LED3),l4(LED4);
+
+int last = 180;
+int i = 0 ;
+
+
+void printlast(){
+    lcd.invert(0);
+    lcd.locate(8,2);
+    lcd.printf(" %02d:%02d ",(int)last/60,(int)last%60);
+}
+
+
+void pushleft() {
+    if (last > 10) {
+        last-=10 ;
+    }
+    printlast();
+}
+
+void pushright() {
+    last+=10 ;
+    printlast();
+}
+
+void pushcenter() {
+    buzzer = 0;
+}
+
+void onesec()
+{
+    if (last > 0) {
+        l1 = l2 = l3 = l4 = 0 ;
+        buzzer = 0 ;
+        if (--last == 0) {
+            buzzer = 0.5;
+        }
+        printlast();
+    } else {
+        lcd.invert(i);
+        l1 = l3 = i ;
+        i = i ? 0 : 1 ;
+        l2 = l4 = i ;
+    }
+}
+
+int main()
+{
+    buzzer = 0 ;
+    lcd.cls();
+    lcd.set_font((unsigned char *)Arial24x23);
+    l1 = 0 ;
+    l2 = 0 ;
+    left.rise(&pushleft);
+    right.rise(&pushright);
+    center.rise(&pushcenter);
+    buzzer.period_us(1000);    
+    t.attach(&onesec,1.0);
+
+    while(true) {   // this is the third thread
+        sleep();
+    }
+}