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CC121 - ARCNET Interface for VMEbus

Appendix C Memory and Peripheral Map

CC121 Memory Map
Address Device Size
xxx000
xxx7FF
Dual-port Data Buffer
2Kbyte
8, 16 bit
xxx800
xxx9FF
COM9026 (*)
2 bytes
8 bit
xxxA00
xxxBFF
Interrupt Vector Register (*)
1 byte
8 bit
xxxC00
xxxDFF
Board Control Register (*)
1 byte
8 bit
xxxE00
xxxFFF
Node ID Switch Register (*)
1 byte
8 bit

Figure C-1 LANC (COM9026) Register Map

Figure C-2 Interrupt Vector Register

Figure C-3 Board Control Register

Figure C-4 Node ID Register

CC121 - ARCNET Interface for VMEbus - 30 SEP 1996
Copyright 1996 Compcontrol, Inc.

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