Local-Bus-To-Vmebus Enable Control Register - Motorola MVME1X7P Programmer's Reference Manual

Local-Bus-to-VMEbus Enable Control Register

ADR/SIZ
BIT
NAME
OPER
RESET
This register is the map decoder enable register for the four programmable
local-bus-to-VMEbus map decoders.
EN1
EN2
EN3
EN4
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$FFF4002C (4 bits of 32)
When this bit is high, the first local-bus-to-VMEbus map
decoder is enabled. When this bit is low, the first local-
bus-to-VMEbus map decoder is disabled.
When this bit is high, the second local-bus-to-VMEbus
map decoder is enabled. When this bit is low, the second
local-bus-to-VMEbus map decoder is disabled.
When this bit is high, the third local-bus-to-VMEbus map
decoder is enabled. When this bit is low, the third local-
bus-to-VMEbus map decoder is disabled.
When this bit is high, the fourth local-bus-to-VMEbus
map decoder is enabled. When this bit is low, the fourth
local-bus-to-VMEbus map decoder is disabled.
LCSR Programming Model
19 18 17
EN4 EN3 EN2
R/W R/W R/W
0 PSL 0 PSL 0 PSL
2
16
EN1
R/W
0 PSL
2-49