Motorola MVME166IG/D2 Installation Manual page 102

Configure and Environment Commands
A
ENV Parameter and Options
Master Address Translation Address #4
Master Address Translation Select #4
Master Control #4
Short I/O (VMEbus A16) Enable [Y/N]
Short I/O (VMEbus A16) Control
F-Page (VMEbus A24) Enable [Y/N]
F-Page (VMEbus A24) Control
ROM Speed Bank A Code
ROM Speed Bank B Code
Static RAM Speed Code
PCC2 Vector Base
VMEC2 Vector Base #1
VMEC2 Vector Base #2
A-10
Table A-1. ENV Command Parameters (Continued)
Default Meaning of Default
00000000 This register will allow the
VMEbus address and the local
address to be different. The
value in this register is the base
address of VMEbus resource that
is associated with the starting
and ending address selections
from the previous questions.
Default is 0.
00000000 This register defines which bits
of the address are significant. A
logical one "1" indicates
significant address bits, logical
zero "0" is non-significant.
Default is 0.
00 Defines the access characteristics
for the address space defined
with this master address
decoder.
Default is $00.
Y Yes, Enable the Short I/O
Address Decoder.
01 Defines the access characteristics
for the address space defined
with the Short I/O address
decoder.
Default is $01.
Y Yes, Enable the F-Page Address
Decoder.
02 Defines the access characteristics
for the address space defined
with the F-Page address decoder.
Default is $02.
04 Used to set up the ROM speed.
04 Default $04 = 145 ns.
00 Used to set up the SRAM speed.
Default $00 = 115 ns.
05 Base interrupt vector for the
06 component specified. Default:
07 PCCchip2 = $05,
VMEchip2 Vector 1 = $06,
VMEchip2 Vector 2 = $07.
MVME166 Single Board Computer Installation Guide