Description: This information is extended with the 8259A interrupt program, compile with the C language has, there 74LS164 expansion I/O, as well as a function of intrins.h applications, this is my usual experience, we want to help. . .
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51\a10.asm
..\a11_1.asm
..\p1_1.c
..\a10_1.DSN
..\a10.c
..\a11_1.DSN
51