External Bus Signals: (Rdy, Asx, Bgrntx, Brq, Wex, Baax) - Fujitsu PB-91469G-LS-256BGA User Manual

3.6

External Bus Signals: (RDY, ASX, BGRNTX, BRQ, WEX, BAAX)

Jumper
ON (closed)
JP4 (RDY)
OFF (open)
ON (closed)
JP16 (RDY)
OFF (open)
ON (closed)
JP7 (ASX)
OFF (open)
ON (closed)
JP19 (ASX)
OFF (open)
ON (closed)
JP33
(BGRNTX)
OFF (open)
ON (closed)
JP47
(BGRNTX)
OFF (open)
ON (closed)
JP36 (BRQ)
OFF (open)
ON (closed)
JP49 (BRQ)
OFF (open)
ON (closed)
JP37 (WEX)
OFF (open)
ON (closed)
JP51 (WEX)
OFF (open)
ON (closed)
JP40 (BAAX)
OFF (open)
ON (closed)
JP53 (BAAX)
OFF (open)
UG-910022-13
PB-91469G-LS-256BGA V12
Chapter 3 Jumpers
Setting Description
RDY P08_7: Input pin for external wait. > in case of
close JP4, JP16 must be open. > Direction control
via JP3
RDY P08_7: Input pin for external wait. > JP4 must
be open. > Direction control via JP29
ASX P10_1: Output pin for external bus address
strobe. > JP19 must be open. > Direction control
via JP3
ASX P10_1: Output pin for external bus address
strobe. > in case of close JP19, JP7 must be open.
> Direction control via JP29
BGRNTX P08_5: Output pin for external bus
granted. > in case of close JP33, JP47 must be
open. > Direction control via JP32
BGRNTX P08_5: Output pin for external bus
granted. > JP33 must be open > Direction control
via JP62
BRQ P08_6: Input pin for external bus request. >
JP49 must be open > Direction control via JP32
BRQ P08_6: Input pin for external bus request. > in
case of close JP49, JP36 must be open. >
Direction control via JP62
WEX P10_3: Output pin for external bus write
strobe. > in case of close JP37, JP51 must be open
> Direction control via JP32
WEX P10_3: Output pin for external bus write
strobe. > JP51 must be open > Direction control via
JP62
BAAX P10_2: Output pin for external bus burst
access. > in case of close JP40, JP53 must be
open > Direction control via JP32
BAAX P10_2: Output pin for external bus burst
access. > JP40 must be open > Direction control
via JP62
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