File list (Check if you may need any files):
ps2Test
.......\kbd
.......\...\104.pdf
.......\...\Interfacing the PC's Keyboard.htm
.......\...\InterfacingthePC's Keyboard.files
.......\...\.................................\background.gif
.......\...\.................................\keybrd05.gif
.......\...\.................................\ps2.gif
.......\...\.................................\scancod1.gif
.......\...\.................................\scancode.gif
.......\...\kbd_spec.pdf
.......\...\Keyboard_V3xx.pdf
.......\...\pckey.pdf
.......\...\pckey1.Sch
.......\...\ps2技术参考.pdf
.......\...\PS2鼠标规范说明 .DOC
.......\...\键盘接口.pdf
.......\...\键盘接口在单片机系统与PC机通信中的应用.htm
.......\KeyScan.c
.......\ps2.c
.......\ps2.LST
.......\ps2.OBJ
.......\ps2test
.......\ps2test.hex
.......\ps2test.M51
.......\ps2test.Opt
.......\ps2test.plg
.......\ps2test.Uv2
.......\ps2test_Opt.Bak
.......\ps2test_Uv2.Bak
.......\scancodes.h
.......\STARTUP.A51
.......\STARTUP.lst