add edge detection code

io-helper.h

@@ -1,21 +1,23 @@
 #ifndef _IO_HELPER_
 #define _IO_HELPER_
 
-#include <avr/io.h>
+#include <stdint.h>
 
-#define nrOfOutputs 32 //must be multiple of 8
-#define nrOfInputs 32 //must be multiple of 8
+extern volatile uint8_t outStates[4]; 
+extern volatile uint8_t inStates[4];
+extern volatile uint8_t ioHelperDebounceTable[32];
+extern volatile uint8_t oldInstates[4];
+extern volatile uint8_t inStatesBothEdges[4];
+extern volatile uint8_t inStatesRisingEdge[4];
+extern volatile uint8_t inStatesFallingEdge[4];
 
-extern volatile uint8_t outStates[nrOfOutputs/8]; 
-extern volatile uint8_t inStates[nrOfInputs/8];
-extern volatile uint8_t ioHelperDebounceTable[nrOfInputs];
 void ioHelperSetOuts(void);
 void ioHelperReadPins(void);
 void ioHelperIoConf(void);
 void ioHelperSetBit(volatile uint8_t *list, uint8_t nr, uint8_t state);
 unsigned char ioHelperReadBit(volatile uint8_t *list, uint8_t nr);
 void ioHelperDebounce(void);
-
+void ioHelperEdgeDetector(void);
 
 //Outputs
 //Pin | Bit in outStates

iohelperhelper.py

@@ -1,33 +1,33 @@
 import string
 
 ddr="""#ifdef DDRA
-DDRA|=0
+DDRA|=0 
 #ifdef BitPA0
-|(1<<0)
-#endif
+|(1<<0)      
+#endif       
 #ifdef BitPA1
-|(1<<1)
-#endif
+|(1<<1)      
+#endif       
 #ifdef BitPA2
-|(1<<2)
-#endif
+|(1<<2)      
+#endif       
 #ifdef BitPA3
-|(1<<3)
-#endif
+|(1<<3)      
+#endif       
 #ifdef BitPA4
-|(1<<4)
-#endif
+|(1<<4)      
+#endif       
 #ifdef BitPA5
-|(1<<5)
-#endif
+|(1<<5)      
+#endif       
 #ifdef BitPA6
-|(1<<6)
-#endif
+|(1<<6)      
+#endif       
 #ifdef BitPA7
-|(1<<7)
-#endif
-|0;
-
+|(1<<7)      
+#endif       
+|0;          
+            
 #endif
 
 """