File list (Check if you may need any files):
两IO 6按键\2IO6按键演示.gif
..........\两个IO 6按键.doc
..........\两个IO 6按键.pdf
..........\原理图\两IO 6按键.BMP
..........\......\两IO 6按键.DSN
..........\流程图.vsd
..........\程序\key
..........\....\key.c
..........\....\key.hex
..........\....\key.lnp
..........\....\key.LST
..........\....\key.M51
..........\....\key.OBJ
..........\....\key.Opt
..........\....\key.plg
..........\....\key.Uv2
..........\....\key_Opt.Bak
..........\....\key_Uv2.Bak
..........\原理图
..........\程序
两IO 6按键