ocm4x8c.h

来自「小护士脉搏监护仪全套系统」· C头文件 代码 · 共 30 行

#ifndef __ocm4x8c_h__
#define __ocm4x8c_h__

#define LCD_RS	PA1
#define LCD_RW	PA2
#define LCD_E	PA3

#define LCD_PWR_INIT_IO()	DDRC |= _BV(PC5)
#define LCD_POWER_OFF()	PORTC |= _BV(PC5)
#define LCD_POWER_ON()	PORTC &= ~_BV(PC5)

#define CLR_RS()	PORTA &= ~_BV(LCD_RS)
#define SET_RS()	PORTA |= _BV(LCD_RS)

#define CLR_RW()	PORTA &= ~_BV(LCD_RW)
#define SET_RW()	PORTA |= _BV(LCD_RW)

#define CLR_E()		PORTA &= ~_BV(LCD_E)
#define SET_E()		PORTA |= _BV(LCD_E)

void lcd_power_on(void);
void lcd_power_off(void);
void lcd_chk_busy(void);
void lcd_write_data(uint8_t data);
void lcd_write_command(uint8_t command);
void lcd_init(void);

#endif