ICD Multi I/O Board Manual (Rev 5/20/1987) Possible Errors Using the MIO

 

Appendix E — Possible Errors Using the MIO Index
CODE #       ERROR CODE MEANING
 
128
129
130
131
132
133
135
138
139
153		 ($80)
($81)
($82)
($83)
($84)
($85)
($87)
($8A)
($8B)
($99)		 Break Key Was Pressed
IOCB Already Open
Nonexistent Device
Open for Write Only
Invalid XIO Call Made
IOCB Not Open (from CIO)
Open for Read Only
Device Timeout
NAK — Input Handshake Lines Not Ready
Already in Concurrent Mode
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