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4x5 keyboard scanning, a practical single-chip microcomputer keyboard procedures
Packet : 238257524x5jianpansaomiaoc51.rar filelist
4x5text\4x5text
4x5text\4x5text.c
4x5text\4x5text.lnp
4x5text\4x5text.LST
4x5text\4x5text.M51
4x5text\4x5text.OBJ
4x5text\4x5text.Opt
4x5text\4x5text.plg
4x5text\4x5text.Uv2
4x5text\4x5text_Opt.Bak
4x5text\4x5text_Uv2.Bak
4x5text\STARTUP.A51
4x5text\STARTUP.LST
4x5text\STARTUP.OBJ
4x5text