风速仪.h

用STT89C256RD+和风速传感器做的风速仪,风速传感器用300RMB,在现在已使用,内有风速传感器资料,和源码及PROTEUS仿真.

//液晶模块jm12864各端口定义
sbit	RS	=P2^4;
sbit	RW	=P2^5;
sbit	E	=P2^1;
sbit	PSB	=P2^0;
sbit	RST	=P2^1;


//RS442通迅各端口定义
sbit	TDI	=P3^1;
sbit	RO	=P3^0;




//蜂鸣器
sbit	BP_OUT	= P1^6;
//KEY按钮
sbit 	TOP  	= P2^6;

sbit 	BOM	    = P2^7;


//按键扫描寄存器定义

unsigned char bdata KCAP;	//键值滤波寄存器
unsigned char bdata KEY1;	//触发型
unsigned char bdata KEY2;					

unsigned char tab[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0xff};//0-9
unsigned char tab1[]={0x31,0x28,0x31,0x30,0x31,0x30,0x31,0x31,0x30,0x31,0x30,0x31};//1-12月
//通用寄存器定义
unsigned char  DSB_TEMP,DIS,DW,T5SH,T5SL,T1S;			
unsigned char bdata DSBUF0;	//显示位选,0~3=千~个
unsigned char bdata DSBUF1;	//显缓,高/低半字千/百
unsigned char bdata DSBUF2;	//显缓,高/低半字十/个
unsigned char bdata DSFL;	//显示位闪烁控制
sbit	FLON	= DSFL^2;	//闪烁总控位,1~闪
unsigned char  TIME,SEC,MIN,HOUR,DAY,MON,YEARH,YEARL;	//时间计数寄存器
unsigned char  STA;			//散转控制寄存器