macros.h

ATmega系列单片机驱动1602字符型液晶显示器

// Some macros used often

#ifndef __AVR_MACROS__
#define __AVR_MACROS__

// Set bit
#define sbi(port, bit) (port) |= (1 << (bit))
// Clear bit
#define cbi(port, bit) (port) &= ~(1 << (bit))

#endif