ADUC841 the IO expansion with 74HC244 mouth. Expansion of the P1 port here, because I can not P1-bit addressing, should xdata address. More representative.

拨码开关模块\START_AD.A51
............\test.c
............\START_AD.LST
............\test.lnp
............\test.M51
............\test.hex
............\~$开关调试报告.doc
............\test_Uv2.Bak
............\test_Opt.Bak
............\START_AD.OBJ
............\test.LST
............\test.OBJ
............\test
............\test.Uv2
............\test.Opt
............\拨码开关调试报告.doc
拨码开关模块
............\test.plg

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