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Set Environment to Bug/Operating System
A
ENV Parameter and Options
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 Access Time Code
Flash Access Time Code
MCC Vector Base
VMEC2 Vector Base #1
VMEC2 Vector Base #2
VMEC2 GCSR Group Base
Address
A-14
Table A-1. ENV Command Parameters (Continued)
Default
Meaning of Default
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.
03
This defines the ROM access time. The default
is $03, which sets an access time of 180 ns.
02
This defines the FLASH access time. The
default is $02, which sets an access time of 140
ns.
05
Base interrupt vector for the component
06
specified. Default: MCchip = $05, VMEchip2
07
Vector 1 = $06, VMEchip2 Vector 2 = $07.
D2
Specifies the group address ($FFFFXX00) in
Short I/O for this board. Default = $D2.
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