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Appendix H: I/O Sample Programs
251
CHECK FUP VALID PANGE
(1-14)
CHECK IT FCiR RANGE
SEE IF CARD IS UK
FIRST CUPY SELECT CUDE
l~
PA
SKIP IF CARD IS OK
EU;E GIVE EF'ROR
164
IF COULDN/T GET IT, RETPY
INITIALIZE DMA REGISTERS
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