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4.3 Jumper Settings

4.3.4 VMEbus Address Selection

To access resources on the CC121, the VMEbus master may use standard or short addressing, and supervisory and/or non-privileged access. Two jumpers and three hex switches are used to select the address mode and address of the CC121 module.

Figure 4-3 CC121 Access Mode

Figure 4-4 CC121 Address Mode

Three hex switches (SW2, SW3, and SW4) are used to select the base address of the CC121 module.

Figure 4-5 Base Address Selection

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

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