单片机播放音乐实验（汇编）
org 0000h
ajmp main
org 000bh
ajmp timer0
org 0030h
timer0:
clr ea
djnz 33h,exit
mov 33h,53h
djnz 32h,exit
mov 32h,52h
djnz 31h,exit1
mov 31h,51h
djnz 30h,exit1
setb f0
ajmp exit
exit1: cpl p2.1
exit: setb ea
reti
main:
mov tmod,#02h
mov ie,#82h
mov th0,#254
mov tl0,#254 ...
/dl/397169.html
标签：
timer0
org
ajmp
0000h
上传时间：
2013-12-31
上传用户：thinode
#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
uint i,j;
sbit dula=P2^6;
sbit wela=P2^7;
uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,
0x7d,0x07,0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
void main()
{
j=0;
i=0;
TMOD=0X01;
TH0=(65536-50000)/256;
TL ...
/dl/509595.html
标签：
用定时器以间隔500MS在6位数码管上依次显示0、1、 2、3….C、D、E、F，重复。
上传时间：
2016-02-11
上传用户：娇纵Pamper
include<reg52.h>
#define uint unsigned int
#define uchar unsigned char
uint temp,aa,wang,qian,bai,shi,ge;
sbit dula=P2^6;
sbit wela=P2^7;
uchar code table[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
void display( uint wa ...
/dl/747398.html
标签：
矩阵式键盘
上传时间：
2021-12-18
上传用户：2590813506
