Xycom XVME-653, Manual

Page: 51 / 113

Chapter 3 – BIOS Setup Menus
3-17
Master Interface Submenu
The VMEbus master setup lets you configure the XVME processor board’s VMEbus
master interface.
Note
When the master interface setting is turned on, master image 0 is re-
served for BIOS use. To avoid conflict, master images 1, 2, and 3 are
available for use.
PhoenixBIOS Setup–Copyright 1985-95 Phoenix Technologies Ltd.
VMEbus
Master Interface Item Specific Help
Request Level: [Level 3]
If the line item you are viewing
Request Mode: [Demand]
has specific help, it will be listed
Release Mode: [When Done]
here.
F1 Help
↑↓
Select Item -/+ Change Values F9 Setup Defaults
ESC Exit
←→
Select Menu Enter Select
&
Submenu F10 Previous Values
Figure 3-14 Master Interface Submenu
Table 3-14 Master Interface Submenu Options
Option Description
Request Level Sets the bus request level when requesting use of the VMEbus to Level 0 , Level 1 , Level 2 , or
Level 3 . The default is Level 3 .
Request Mode Sets the bus request mode. Choices are Demand or Fair . The default is Demand .
Release Mode Sets the bus release mode to use when controlling the VMEbus. The default is When Done .