单片机编译有问题，求解决 -

标题: 单片机编译有问题，求解决 [打印本页]

作者: zyl1997 时间: 2018-3-23 22:31
标题: 单片机编译有问题，求解决
reg.51h的头文件内容入下：
/*--------------------------------------------------------------------------
REG51.H

Header file for generic 80C51 and 80C31 microcontroller.
Copyright (c) 1988-2002 Keil Elektronik GmbH and Keil Software, Inc.
All rights reserved.
--------------------------------------------------------------------------*/

#ifndef __REG51_H__
#define __REG51_H__

/*  BYTE Register  */
sfr P0 = 0x80;
sfr P1 = 0x90;
sfr P2 = 0xA0;
sfr P3 = 0xB0;
sfr PSW  = 0xD0;
sfr ACC  = 0xE0;
sfr B = 0xF0;
sfr SP = 0x81;
sfr DPL  = 0x82;
sfr DPH  = 0x83;
sfr PCON = 0x87;
sfr TCON = 0x88;
sfr TMOD = 0x89;
sfr TL0  = 0x8A;
sfr TL1  = 0x8B;
sfr TH0  = 0x8C;
sfr TH1  = 0x8D;
sfr IE = 0xA8;
sfr IP = 0xB8;
sfr SCON = 0x98;
sfr SBUF = 0x99;

/*  BIT Register  */
/*  PSW */
sbit CY = 0xD7;
sbit AC = 0xD6;
sbit F0 = 0xD5;
sbit RS1  = 0xD4;
sbit RS0  = 0xD3;
sbit OV = 0xD2;
sbit P = 0xD0;

/*  TCON  */
sbit TF1  = 0x8F;
sbit TR1  = 0x8E;
sbit TF0  = 0x8D;
sbit TR0  = 0x8C;
sbit IE1  = 0x8B;
sbit IT1  = 0x8A;
sbit IE0  = 0x89;
sbit IT0  = 0x88;

/*  IE */
sbit EA = 0xAF;
sbit ES = 0xAC;
sbit ET1  = 0xAB;
sbit EX1  = 0xAA;
sbit ET0  = 0xA9;
sbit EX0  = 0xA8;

/*  IP */
sbit PS = 0xBC;
sbit PT1  = 0xBB;
sbit PX1  = 0xBA;
sbit PT0  = 0xB9;
sbit PX0  = 0xB8;

/*  P3  */
sbit RD = 0xB7;
sbit WR = 0xB6;
sbit T1 = 0xB5;
sbit T0 = 0xB4;
sbit INT1 = 0xB3;
sbit INT0 = 0xB2;
sbit TXD  = 0xB1;
sbit RXD  = 0xB0;

/*  SCON  */
sbit SM0  = 0x9F;
sbit SM1  = 0x9E;
sbit SM2  = 0x9D;
sbit REN  = 0x9C;
sbit TB8  = 0x9B;
sbit RB8  = 0x9A;
sbit TI = 0x99;
sbit RI = 0x98;

#endif

QQ图片20180323223021.png (127.46 KB, 下载次数: 47)

编译一直不成功，求解

作者: zhangxiaozi 时间: 2018-3-23 23:54
sbit led=p0^0; p 要大写P

作者: zhangxiaozi 时间: 2018-3-23 23:55
头文件定义中 sfr P0 = 0x80; 是大写的

作者: zyl1997 时间: 2018-3-24 09:01
谢谢，问题已解决

作者: linyh 时间: 2018-3-24 10:15
#include<reg51.h>第一行应该是这样的，伟福的才是引号

作者: 大米 时间: 2018-3-24 10:44
P是大写的

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