pcf8563.h

用AVR编写的点阵显示屏

/*----------------定义8563与MCU的连接---------------*/
sbit  scl_8563 =P0^6; 
sbit  sda_8563 =P0^7;

/*----------------声明函数---------------*/
void  start_8563      (void);
void  stop_8563       (void);
void  write_byte_8563 (uchar dat);
uchar read_byte_8563  (void);
void  set_8563        (void);
void  read_8563       (void);