Fast AnalogIn module which asks for a single non blocking reading and causes and interrupt when done.

Revision:
3:d4f99bc10643
Parent:
2:336af413f75c
diff -r 336af413f75c -r d4f99bc10643 NbAnalogIn.h
--- a/NbAnalogIn.h	Mon Apr 03 10:59:17 2017 +0000
+++ b/NbAnalogIn.h	Tue Apr 04 22:35:34 2017 +0000
@@ -14,13 +14,20 @@
 public:
 
     
-    
     /**
     * Create a NbAnalogIn object, sets up ADC
     *
     * @param pin AnalogIn pin to connect to
     */
-    NbAnalogIn( PinName pin, void (*irqfunc)() = 0 );
+    NbAnalogIn( PinName pin );
+    
+    /**
+    * Set interrupt options
+    *
+    * @param irqfunc - callback function executed at the end of interrupts
+    * @param priority - set interrupt priority level. -1 (default) leaves them unchanged
+    */
+    void setInterrupt(void (*irqfunc)() = 0, int prio = -1);
     
     /**
     * does a single blocking read and returns a 12 bit output
@@ -52,11 +59,6 @@
         return read();
     }
     
-    
-    // custom interrupt handler which, if set, is called after the internal
-    // interrupt handling
-    void (* cirq)(); 
-    
         
 private:
     
@@ -72,7 +74,9 @@
     static void irq();
     static NbAnalogIn* handlers[ADC_CHANNELS]; 
     
-    
+    // custom interrupt handler which, if set, is called after the internal
+    // interrupt handling
+    void (* cirq)(); 
     
 };