AT89S52单片机程序50例

.....................\0001-I／O输出

.....................\.............\I／O输出.c

.....................\.............\I／O输出.hex

.....................\0002-I／O输入

.....................\.............\I／O输入.c

.....................\.............\I／O输入.hex

.....................\0003-输入输出口

.....................\...............\输入输出口.c

.....................\...............\输入输出口.hex

.....................\0004-红外收发演示

.....................\.................\红外收发.c

.....................\.................\红外收发演示.hex

.....................\0005-数码管移动

.....................\...............\数码管移动.c

.....................\...............\数码管移动.hex

.....................\0006-数码管扫描演示

.....................\...................\数码管扫描演示.c

.....................\...................\数码管扫描演示.hex

.....................\0007-独立按键

.....................\.............\独立按键.c

.....................\.............\独立按键.hex

.....................\0008-定时／计数器T0

.....................\...................\定时／计数器T0.c

.....................\...................\定时／计数器T0.hex

.....................\0009-定时／计数器T1

.....................\...................\定时／计数器T1.c

.....................\...................\定时／计数器T1.hex

.....................\0010-定时／计数器T2

.....................\...................\定时／计数器T2.c

.....................\...................\定时／计数器T2.hex

.....................\0011-（00-59）秒计时器

.....................\......................\00-59秒计时器(C语言).hex

.....................\......................\00-59秒计时器(汇编语言).hex

.....................\......................\00-59秒计时器.asm

.....................\......................\00-59秒计时器.c

.....................\......................\00-59秒计时器.DSN

.....................\0012-LED点阵

.....................\............\LED点阵.c

.....................\............\LED点阵.hex

.....................\0013-按键中断

.....................\.............\按键中断.c

.....................\.............\按键中断.hex

.....................\0014-上升三角波

.....................\...............\上升三角波.c

.....................\...............\上升三角波.DSN

.....................\...............\上升三角波.hex

.....................\...............\上升三角波.PWI

.....................\0015-频率测量

.....................\.............\频率测量.asm

.....................\.............\频率测量.DSN

.....................\.............\频率测量.hex

.....................\0016-流水灯

.....................\...........\流水灯.asm

.....................\...........\流水灯.hex

.....................\0017-方波输出

.....................\.............\方波输出.asm

.....................\.............\方波输出.hex

.....................\0018-定时1秒报警

.....................\................\定时1秒报警.asm

.....................\................\定时1秒报警.hex

.....................\0019-200Hz频率输出

.....................\..................\200Hz频率输出.asm

.....................\..................\200Hz频率输出.hex

.....................\0020-（200-250Hz）变化频率输出

.....................\..............................\200-250Hz变化频率输出.asm

.....................\..............................\200-250Hz变化频率输出.hex

.....................\0021-蜂鸣器

.....................\...........\蜂鸣器.c

.....................\...........\蜂鸣器.hex

.....................\0022-数字钟

.....................\...........\数字钟.asm

.....................\...........\数字钟.c

.....................\...........\数字钟（C语言）.hex

.....................\...........\数字钟（汇编语言）.hex

.....................\0023-1键多功能按键识别技术

.....................\..........................\1键多功能按键识别技术.asm

.....................\..........................\1键多功能按键识别技术.c

.....................\..........................\1键多功能按键识别技术（C语言）.hex

.....................\..........................\1键多功能按键识别技术（汇编语言）.hex

.....................\0024-步进电