Motorola 700/800-Series Manual De Usuario
Set Environment to Bug/Operating System
A-13
A
Master Address Translation
Address #4
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.
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
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.
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.
address space deÞned with this master
address decoder. Default is $00.
Short I/O (VMEbus A16)
Enable [Y/N]
Enable [Y/N]
Y
Yes, enable the Short I/O Address
Decoder.
Decoder.
Short I/O (VMEbus A16)
Control
Control
01
DeÞnes the access characteristics for the
address space deÞned with the Short I/O
address decoder. Default is $01.
address space deÞned with the Short I/O
address decoder. Default is $01.
F-Page (VMEbus A24) Enable
[Y/N]
[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.
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.
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.
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
VMEC2 Vector Base #1
VMEC2 Vector Base #2
05
06
07
06
07
Base interrupt vector for the component
speciÞed. Default: MC2chip = $05,
VMEchip2 Vector 1 = $06, VMEchip2
Vector 2 = $07.
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