Diff: dPrell.h

Revision:

1:7a8af0d62537

Parent:

0:e627eaaa3dc2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dPrell.h	Fri Jun 03 08:24:38 2016 +0000
@@ -0,0 +1,68 @@
+#include "mbed.h"
+
+class dPrell
+{
+    public:
+    dPrell(PinName pin):data(pin),interrupt(pin)
+    {
+        time = 500;
+        Run();
+        interrupt.rise(this,&dPrell::druck);
+        interrupt.fall(this,&dPrell::druck);
+    }
+    void rise(void (*fptr)(void))
+    {
+        press.attach(fptr);
+    }
+    void fall(void (*fptr)(void))
+    {
+        release.attach(fptr);
+    }
+    void setTime(timestamp_t in)
+    {
+        time = in;
+    }
+    void mode(PinMode mode)
+    {
+        interrupt.mode(mode);
+    }
+    void trig()
+    {
+        Run();
+    }
+    protected:
+    void druck()
+    {
+        if (last == data)
+            return;
+        else 
+        {
+            if (data&En)
+            {
+                    press.call();
+                    En=0;
+                    res.attach_us(this,&dPrell::Run,time);
+            }
+            if((data==0)&En)
+            {
+                release.call();
+                En=0;
+                res.attach_us(this,&dPrell::Run,time);
+            }
+        }
+        last = data;
+    }
+    void Run()
+    {
+        last = data;
+        En = 1;
+    }
+    timestamp_t time;
+    DigitalIn data;
+    Timeout res;
+    InterruptIn interrupt;
+    char last;
+    char En;
+    FunctionPointer  press;
+    FunctionPointer  release;
+};
\ No newline at end of file