CH452 information and routines, it is mainly used in the SCM system that the LED display and keyboard-driven, good use and the low price of China-made chips (I hope everyone supports domestic IC)

C
.\CH452CMD.H
.\CH452W2.C
.\CH452W3.C
.\CH452W4.C
.\EXAM.C
.\PIN.H
MCS51ASM
........\CH452W2.ASM
........\CH452W3.ASM
........\CH452W4.ASM

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