AT89S52 singlechip routines, from entry to master, all data

AT89S52单片机程序50例\0001-I／O输出\I／O输出.c
.....................\.............\I／O输出.hex
.....................\...2-I／O输入\I／O输入.c
.....................\.............\I／O输入.hex
.....................\...3-输入输出口\输入输出口.c
.....................\...............\输入输出口.hex
.....................\...4-红外收发演示\红外收发.c
.....................\.................\红外收发演示.hex
.....................\...5-数码管移动\数码管移动.c
.....................\...............\数码管移动.hex
.....................\...6-数码管扫描演示\数码管扫描演示.c
.....................\...................\数码管扫描演示.hex
.....................\...7-独立按键\独立按键.c
.....................\.............\独立按键.hex
.....................\...8-定时／计数器T0\定时／计数器T0.c
.....................\...................\定时／计数器T0.hex
.....................\...9-定时／计数器T1\定时／计数器T1.c
.....................\...................\定时／计数器T1.hex
.....................\..10-定时／计数器T2\定时／计数器T2.c
.....................\...................\定时／计数器T2.hex
.....................\...1-（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
.....................\...2-LED点阵\LED点阵.c
.....................\............\LED点阵.hex
.....................\...3-按键中断\按键中断.c
.....................\.............\按键中断.hex
.....................\...4-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
.....................\...5-频率测量\频率测量.asm
.....................\.............\频率测量.DSN
.....................\.............\频率测量.hex
.....................\...6-流水灯\流水灯.asm
.....................\...........\流水灯.hex
.....................\...7-方波输出\方波输出.asm
.....................\.............\方波输出.hex
.....................\...8-定时1秒报警\定时1秒报警.asm
.....................\................\定时1秒报警.hex
.....................\...9-200Hz频率输出\200Hz频率输出.asm
.....................\..................\200Hz频率输出.hex
.....................\..20-（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
.....................\...1-蜂鸣器\蜂鸣器.c
.....................\...........\蜂鸣器.hex
.....................\...2-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
.....................\...3-1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
.....................\...4-步进电机\步进电机.c
.....................\.............\步进电机.hex
.....................\.............\步进电机1.c
.....................\.............\步进电机1.hex
.....................\...5-可预置可逆4位计数器\12可预置可逆4位计数器.doc
.....................\........................\12可预置可逆4位计数器.pdf
.....................\........................\可预置可逆4位计数器.asm
.....................\........................\可预置可逆4位计数器.c
.....................\........................\可预置可逆4位计数器.DSN
.....................\........................\可预置可逆4位计数器（C语言）.hex
.....................\........................\可预置可逆4位计数器（汇编语言）.hex
.....................\...6-继电器\继电器.asm
.....................\...........\继电器.DSN
.....................\...........\继电器.HEX
.....................\...7-频率计\频率计.asm
.....................\...........\频率计.DSN
..............

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