programmable ignition for an mz ts 150. The interruptor needs to be replaced by an hall effect sensor

Dependencies:   mbed

Revision:
2:469b3daa6b98
Parent:
1:f99510926784
Child:
3:5efd78be4662
--- a/main.cpp	Tue Oct 13 15:14:02 2015 +0000
+++ b/main.cpp	Tue Oct 13 16:41:04 2015 +0000
@@ -1,56 +1,54 @@
 #include "mbed.h"
 
 InterruptIn interruptor(D2);
-Timer t;
-DigitalOut ignition(D3);
-Timeout ignition_timer;
 
-int round_time;
 float offset=34.14f;
 float def_ignition=26.13f;
-int ign_delay;
 
 
-int ignition_length=100;
-int ignition_delay;
-
-int get_delay(int round_time)
-{
-    return round_time*(offset-def_ignition)/360;
-}
-
-void ignition_off()
-{
-    ignition=0;
-}
-
-void ignition_on()
+class IgnMod
 {
-    ignition=1;
-    ignition_timer.attach_us(&ignition_off,ignition_length);
-}
+private:
+    Timeout ignition_timer;
+    Timer t;
+
+    DigitalOut *pin;
+
+    int ignition_length;
+    int round_time;
+    int ignition_delay;
+
+    void on() {
+        pin->write(1);
+        ignition_timer.attach_us(this,&IgnMod::off,ignition_length);
+    }
+    void off() {
+        pin->write(0);
+    }
 
-void ignite()
-{
-    round_time=t.read_us();
-    t.reset();
-    ignition_delay=get_delay(round_time);
-    ignition_timer.attach_us(&ignition_on,ignition_delay-t.read_us());
-}
+    int get_delay(int round_time) {
+        return round_time*(offset-def_ignition)/360;
+    }
+public:
+    IgnMod() {
+        ignition_length=100;
+        DigitalOut pin(D3);
+        t.start();
+    }
+    void ignite() {
+        round_time=t.read_us();
+        t.reset();
+        ignition_delay=get_delay(round_time);
+        ignition_timer.attach_us(this,&IgnMod::on,ignition_delay-t.read_us());
+    }
+};
 
-
-void setup()
-{
-    interruptor.mode(PullUp);
-    t.reset();
-    t.start();
-}
-
+IgnMod ignition;
 
 int main()
 {
-    setup();
-    while(1) {
-        interruptor.rise(&ignite);
+    interruptor.mode(PullUp);
+    interruptor.rise(&ignition,&IgnMod::ignite);
+    while(1) {        
     }
 }
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