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標題: 使用51單片機蜂鳴器模仿電子琴的程序 [打印本頁]

作者: 凱爾特 時間: 2018-5-1 18:17
標題: 使用51單片機蜂鳴器模仿電子琴的程序
使用51單片機蜂鳴器模仿電子琴的程序，附件有程序文件

/*****************************************/
/* Copyright (c) 2005, 通信工程學院    */
/* All rights reserved.                */
/* 作者：戴佳    */
/*****************************************/

#ifndef _MUSINSTRU_H // 防止MusInstru.h被重復引用

#define _MUSINSTRU_H

#include <reg52.h>
#include <absacc.h>
#include <stdio.h>
#include <math.h>

#define uchar unsigned char
#define uint unsigned int

/* 音符與計數值對應表 */
uint code tab[]={64021,64103,64260,64400,
               64524,64580,64684,64777,
               64820,64898,64968,65030,
               65058,65110,65157,65178};

sbit P36 = P3^6; // 此引腳輸出脈沖

uchar STH0;
uchar STL0;

#endif
/*--------------------------------------------------------------------------
REG52.H

Header file for generic 80C52 and 80C32 microcontroller.
Copyright (c) 1988-2002 Keil Elektronik GmbH and Keil Software, Inc.
All rights reserved.
--------------------------------------------------------------------------*/

#ifndef __REG52_H__
#define __REG52_H__

/*  BYTE Registers  */
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;

/*  8052 Extensions  */
sfr T2CON  = 0xC8;
sfr RCAP2L = 0xCA;
sfr RCAP2H = 0xCB;
sfr TL2 = 0xCC;
sfr TH2 = 0xCD;

/*  BIT Registers  */
/*  PSW  */
sbit CY = PSW^7;
sbit AC = PSW^6;
sbit F0 = PSW^5;
sbit RS1 = PSW^4;
sbit RS0 = PSW^3;
sbit OV = PSW^2;
sbit P    = PSW^0; //8052 only

/*  TCON  */
sbit TF1 = TCON^7;
sbit TR1 = TCON^6;
sbit TF0 = TCON^5;
sbit TR0 = TCON^4;
sbit IE1 = TCON^3;
sbit IT1 = TCON^2;
sbit IE0 = TCON^1;
sbit IT0 = TCON^0;

/*  IE  */
sbit EA = IE^7;
sbit ET2 = IE^5; //8052 only
sbit ES = IE^4;
sbit ET1 = IE^3;
sbit EX1 = IE^2;
sbit ET0 = IE^1;
sbit EX0 = IE^0;

/*  IP  */
sbit PT2 = IP^5;
sbit PS = IP^4;
sbit PT1 = IP^3;
sbit PX1 = IP^2;
sbit PT0 = IP^1;
sbit PX0 = IP^0;

/*  P3  */
sbit RD = P3^7;
sbit WR = P3^6;
sbit T1 = P3^5;
sbit T0 = P3^4;
sbit INT1  = P3^3;
sbit INT0  = P3^2;
sbit TXD = P3^1;
sbit RXD = P3^0;

/*  SCON  */
sbit SM0 = SCON^7;
sbit SM1 = SCON^6;
sbit SM2 = SCON^5;
sbit REN = SCON^4;
sbit TB8 = SCON^3;
sbit RB8 = SCON^2;
sbit TI = SCON^1;
sbit RI = SCON^0;

/*  P1  */
sbit T2EX  = P1^1; // 8052 only
sbit T2 = P1^0; // 8052 only

/*  T2CON  */
sbit TF2 = T2CON^7;
sbit EXF2 = T2CON^6;
sbit RCLK = T2CON^5;
sbit TCLK = T2CON^4;
sbit EXEN2  = T2CON^3;
sbit TR2 = T2CON^2;
sbit C_T2 = T2CON^1;
sbit CP_RL2 = T2CON^0;

#endif

/*--------------------------------------------------------------------------
ABSACC.H

Direct access to 8051, extended 8051 and Philips 80C51MX memory areas.
Copyright (c) 1988-2002 Keil Elektronik GmbH and Keil Software, Inc.
All rights reserved.
--------------------------------------------------------------------------*/

#ifndef __ABSACC_H__
#define __ABSACC_H__

#define CBYTE ((unsigned char volatile code  *) 0)
#define DBYTE ((unsigned char volatile data  *) 0)
#define PBYTE ((unsigned char volatile pdata *) 0)
#define XBYTE ((unsigned char volatile xdata *) 0)

#define CWORD ((unsigned int volatile code  *) 0)
#define DWORD ((unsigned int volatile data  *) 0)
#define PWORD ((unsigned int volatile pdata *) 0)
#define XWORD ((unsigned int volatile xdata *) 0)

#ifdef __CX51__
#define FVAR(object, addr) (*((object volatile far *) (addr)))
#define FARRAY(object, base) ((object volatile far *) (base))
#define FCVAR(object, addr) (*((object const far *) (addr)))
#define FCARRAY(object, base) ((object const far *) (base))
#else
#define FVAR(object, addr) (*((object volatile far *) ((addr)+0x10000L)))
#define FCVAR(object, addr) (*((object const far *) ((addr)+0x810000L)))
#define FARRAY(object, base)  ((object volatile far *) ((base)+0x10000L))
#define FCARRAY(object, base) ((object const far *) ((base)+0x810000L))
#endif

#endif

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