pcf8563.h

字符型液晶显示程序字符型液晶显示程序 字符型液晶显示程序 字符型液晶显示程序

#define  SCL_1   P3OUT_bit.P3OUT_2=1
#define  SCL_0   P3OUT_bit.P3OUT_2=0
#define  SDAIN   P3DIR_bit.P3DIR_1=0
#define  SDAOUT  P3DIR_bit.P3DIR_1=1
#define  SDA_IN  P3IN_bit.P3IN_1
#define  SDA_1   P3OUT_bit.P3OUT_1=1
#define  SDA_0   P3OUT_bit.P3OUT_1=0



void delay(void);
void I2CStart(void);
void I2CStop(void);
unsigned char WaitAck(void);
void SendAck(void);
void SendNotAck(void);
void I2CSendByte(unsigned char ch);
unsigned char I2CReceiveByte(void);
void GetPCF8563(void);
void c8563t_init(void);
unsigned char  BCD_TO_BIN(unsigned char i);
unsigned char BIN_TO_BCD(unsigned char i);




unsigned char  rdata[7]={0};
unsigned char  wdata[7]={0x09,0x04,0x03,0x15,0x12,0x00,0x00};