51单片机超声波测距程序，包括报警电路，及1602的显示程序

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HC-SR04超声波测距资料
.....................\HC-SR04超声波_原理图.pdf
.....................\HC-SR04超声波测距模块.pdf
.....................\HC-SR04超声波测距模块说明书.pdf
.....................\超声波PIC单片机C程序
.....................\超声波PIC单片机C程序.rar
.....................\....................\HC-SR04PIC.txt
.....................\超声波模块参考.pdf
.....................\超声波测距51C程序
.....................\超声波测距51C程序.rar
.....................\.................\51.C
.....................\超声波测距C程序.doc
.....................\超声波测距LC1602显示
.....................\超声波测距LC1602显示.rar
.....................\....................\脉宽测量
.....................\....................\脉宽测量.c
.....................\....................\脉宽测量.hex
.....................\....................\脉宽测量.lnp
.....................\....................\脉宽测量.LST
.....................\....................\脉宽测量.M51
.....................\....................\脉宽测量.OBJ
.....................\....................\脉宽测量.Opt
.....................\....................\脉宽测量.plg
.....................\....................\脉宽测量.Uv2
.....................\....................\脉宽测量_Opt.Bak
.....................\....................\脉宽测量_Uv2.Bak
.....................\超声波测距LCD12864显示
.....................\超声波测距LCD12864显示.rar
.....................\......................\测距程序
.....................\......................\测距程序.C
.....................\......................\测距程序.hex
.....................\......................\测距程序.lnp
.....................\......................\测距程序.LST
.....................\......................\测距程序.M51
.....................\......................\测距程序.OBJ
.....................\......................\测距程序.Opt
.....................\......................\测距程序.plg
.....................\......................\测距程序.Uv2
.....................\......................\测距程序_Opt.Bak
.....................\......................\测距程序_Uv2.Bak
.....................\超声波测距串口显示
.....................\超声波测距串口显示.rar
.....................\..................\串口接线方式.jpg
.....................\..................\测距程序
.....................\..................\测距程序.C
.....................\..................\测距程序.hex
.....................\..................\测距程序.lnp
.....................\..................\测距程序.LST
.....................\..................\测距程序.M51
.....................\..................\测距程序.OBJ
.....................\..................\测距程序.Opt
.....................\..................\测距程序.plg
.....................\..................\测距程序.Uv2
.....................\..................\测距程序_Opt.Bak
.....................\..................\测距程序_Uv2.Bak
.....................\超声波测距原理图.pdf
.....................\超声波测距数码管显示
.....................\超声波测距数码管显示.rar
.....................\....................\数码管接线方式.jpg
.....................\....................\脉宽测量
.....................\....................\脉宽测量.c
.....................\....................\脉宽测量.hex
.....................\....................\脉宽测量.lnp
.....................\....................\脉宽测量.LST
.....................\....................\脉宽测量.M51
.....................\....................\脉宽测量.OBJ
.....................\....................\脉宽测量.Opt
.....................\....................\脉宽测量.plg
.....................\....................\脉宽测量.Uv2
.....................\....................\脉宽测量_Opt.Bak
.....................\....................\脉宽测量_Uv2.Bak
.....................\超声波测距系统.doc