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C/C++ Users Group Library 1996 July
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C-C++ Users Group Library July 1996.iso
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vol_400
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422_01
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libcf
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io.asm
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Assembly Source File
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1994-03-27
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314 b
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22 lines
* Parallel I/O functions
inp1 IN 1 Read port 1
RET
inp2 IN 2 Read port 2
RET
inp3 IN 3 Read port 3
RET
inp4 IN 4 Read port 4
RET
outp1 LD 2,S Write port 1
OUT 1
RET
outp2 LD 2,S Write port 2
OUT 2
RET
outp3 LD 2,S Write port 3
OUT 3
RET
outp4 LD 2,S Write port 4
OUT 4
RET