Board Slot Priority - Two-Slot Systems; Board Slot Assignment Map - Data General AViiON Series Customer Documentation

Preparing to Install VME Options
Table 1–2 Board Slot Priority – Two–Slot Systems*
Board Name
VTC
VDA/128 or VDA/255
VSC/3
VAC/16
VSC/3i
VLC or VLCi
VTRC
VFC
VSA
*
This table does not apply for systems with more than two VMEbus
slots, refer to Appendix E for a detailed discussion of priority
assignments
Interrupt or Bus Request level, the board closest to the
system board has the highest priority.
S
Y
System and
S
Non-VME
T
boards
E
M
B
O
R
P
D
T
.
I
M
O
a
E
N
n
M
d
O
/
R
o
Y
r
O
P
V
T
M
I
E
O
N
O
A
S
P
R
T
B
I
I
O
T
N
(4)
E
R
1
Viewed from rear of computer
1-12
.
When boards are jumpered for the same
VME board
slots
V
V
A
S
C
C
/
/3
16
2 3
Figure 1–5 Board Slot Assignment Map
Priority
High
Low
S
Y
System and
S
Non-VME
T
boards
E
VME board
M
B
R
D
.
M
a
E
n
M
d
O
/
R
o
Y
r
O
P
V
T
M
I
E
O
N
A
S
R
B
I
T
E
R
1
Viewed from rear of computer
slots
2 3
014–001867