Set Environment to Bug/Operating System
A-13
A
Master Address Translation
Address #4
00000000 Allows the VMEbus address and the local
address to differ. The value in this register
is the base address of the VMEbus
resource that is associated with the
starting and ending address selection
from the previous questions. Default is 0.
Master Address Translation
Select #4
00000000 DeÞnes which bits of the address are
signiÞcant. A logical 1 indicates
signiÞcant address bits, logical 0 is non-
signiÞcant. Default is 0.
Master Control #4 00 DeÞnes the access characteristics for the
address space deÞned with this master
address decoder. Default is $00.
Short I/O (VMEbus A16)
Enable [Y/N]
Y Yes, enable the Short I/O Address
Decoder.
Short I/O (VMEbus A16)
Control
01 DeÞnes the access characteristics for the
address space deÞned with the Short I/O
address decoder. Default is $01.
F-Page (VMEbus A24) Enable
[Y/N]
Y Yes, enable the F-Page Address Decoder.
F-Page (VMEbus A24) Control 02 DeÞnes the access characteristics for the
address space deÞned with the F-Page
address decoder. Default is $02.
ROM Access Time Code 04 DeÞnes the ROM access time. The default
is $04, which sets an access time of Þve
clock cycles of the local bus.
Flash Access Time Code 03 DeÞnes the Flash access time. The default
is $03, which sets an access time of four
clock cycles of the local bus.
MCC Vector Base
VMEC2 Vector Base #1
VMEC2 Vector Base #2
05
06
07
Base interrupt vector for the component
speciÞed. Default: MC2chip = $05,
VMEchip2 Vector 1 = $06, VMEchip2
Vector 2 = $07.
Table A-1. ENV Command Parameters (Continued)
ENV Parameter and Options Default Meaning of Default