board.h

有关AD芯片AD7730的应用程序

#ifndef __BOARD_H__
#define __BOARD_H__

#include <SST89x5x.H>

#define MAIN_CLOCK	3686400


sbit MCU_RX			=	P3^0;
sbit MCU_TX			=	P3^1;
sbit MCU_ADI		=	P3^2;
sbit MCU_KEYI		=	P3^3;
sbit MCU_STATLED	=	P3^4;
sbit MCU_DE			=	P3^5;
sbit MCU_DCLK		=	P3^6;
sbit MCU_DDAT		=	P3^7;

sbit MCU_SCL	=	P1^0;
sbit MCU_SDA	=	P1^1;
sbit MCU_EWP	=	P1^2;
sbit MCU_NRST	=	P1^3;
sbit MCU_SCS	=	P1^4;
sbit MCU_DOUT	=	P1^5;
sbit MCU_DIN	=	P1^6;
sbit MCU_SCK	=	P1^7;


#define KEYPORT		P0
#define WAITBYTE	0x0f

sbit MCU_RI0	=	P0^0;
sbit MCU_RI1	=	P0^1;
sbit MCU_RI2	=	P0^2;
sbit MCU_RI3	=	P0^3;
sbit MCU_CO0	=	P0^4;
sbit MCU_CO1	=	P0^5;
sbit MCU_CO2	=	P0^6;
sbit MCU_CO3	=	P0^7;


sbit MCU_OUT0	=	P2^0;
sbit MCU_OUT1	=	P2^1;
sbit MCU_BL		=	P2^2;
sbit MCU_IN0	=	P2^3;
sbit MCU_IN1	=	P2^4;
sbit MCU_SW0	=	P2^5;
sbit MCU_SW1	=	P2^6;
sbit MCU_DLD	=	P2^7;

#define DISABLE_INTERRUPT	EA=0
#define ENABLE_INTERRUPT	EA=1

/*
   //*************************************************************************
   // macros
   //*************************************************************************
*/
#define SWAP(x)   ((((x) & 0xFF) << 8) | (((x) >> 8) & 0xFF))

#define MSB(x)    (((x) >> 8) & 0xFF)
#define LSB(x)    ((x) & 0xFF)

#define FALSE   0
#define TRUE    (!FALSE)

/*
   //*************************************************************************
   // basic typedefs
   //*************************************************************************
*/
typedef unsigned char   UCHAR;
typedef unsigned short  USHORT;
typedef unsigned long   ULONG;
typedef unsigned char   BOOL;

/*
   //*************************************************************************
   // structure and union definitions
   //*************************************************************************
*/
typedef union _epp_flags
{
	struct _flags
	{
		unsigned char CommTimeOver         	: 1;
		unsigned char NewCommand           	: 1;
		unsigned char fHaveDLE             	: 1;
		unsigned char fADValid             	: 1;
		unsigned char DeviceStat			: 4;

		unsigned char CommCode				: 4;
		unsigned char CommStat				: 4;
	} bits;

	unsigned short value;

} EPPFLAGS;

typedef struct _COMM_CONTROL {
	unsigned char	bPointer;
	unsigned char	bSerial;
	unsigned char	bCommand;
	unsigned char	bLength;
	unsigned char	bAck;			//存放应答字
} COMM_CONTROL;


typedef struct _WEIGHT_TEMP {
	unsigned char 	fNewWeight:1;
	unsigned char	bTimes;
	unsigned long	lMinWeight;
	unsigned long	lMaxWeight;
	unsigned long	lTempWeight;
	unsigned long	lNowWeight;
} WEIGHT_TEMP;

#define AVERAVGETIMES	10

//======================================================

//设备状态恒量
#define NoLogin_Mode	0x00
#define Balance_Mode	0x01
#define Charge_Mode		0x02

//设备状态
#define A	0

//显示错误编号
#define ERROR_NOREF		0

//======================================================

//函数声明
void Delay(unsigned int iTime);

void reserved(void);

//读取设备数据
void Read_Data(void);

//写入设备数据
void Write_Data(void);

//获取状态
void Get_Status(void);

//设置状态
void Set_Status(void);

#endif