Motorola MVME177 manual Mpu

Models: MVME177

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4

Functional Description

local bus to communicate. The local bus is arbitrated by priority type arbiter and the priority of the local bus masters from highest to lowest is:

82596CA LAN

CD2401 serial (through the PCCchip2)

53C710 SCSI

VMEbus

MPU

In the general case, any master can access any slave; however, not all combinations pass the common sense test. Refer to the Single Board Computers Programmer's Reference Guide and to the user's guide for each device to determine:

Port size

Data bus connection

Any restrictions that apply when accessing the device

4-2

Page 54
Image 54
Motorola MVME177 manual Mpu