Files
MarklinController/writepin.h
2018-10-05 21:13:22 +02:00

14 lines
363 B
C

#ifndef WRITEPIN_H
#define WRITEPIN_H
#include <avr/io.h>
inline void writePin(volatile unsigned char *port, const unsigned char pin, const bool state) //waste 2 cycles
{
*port &= ~(1 << pin);
if(state) *port |= (1 << pin);
}
inline bool readPin( volatile unsigned char *inPort, const unsigned char pin){ return (bool) (*inPort & (1 << pin));}
#endif