Fujitsu MB91V460 Series, User Manual

Page: 18 / 27

PB-91469G-LS-256BGA V12
Chapter 3 Jumpers
UG-910022-13 - 18 - © Fujitsu Microelectronics Europe GmbH
3.6 External Bus Signals: (RDY, ASX, BGRNTX, BRQ, WEX, BAAX)
Jumper Setting Description
ON (closed)
JP4 (RDY)
OFF (open)
RDY P08_7: Input pin for external wait. > in case of
close JP4, JP16 must be open. > Direction control
via JP3
ON (closed)
JP16 (RDY)
OFF (open)
RDY P08_7: Input pin for external wait. > JP4 must
be open. > Direction control via JP29
ON (closed)
JP7 (ASX)
OFF (open)
ASX P10_1: Output pin for external bus address
strobe. > JP19 must be open. > Direction control
via JP3
ON (closed)
JP19 (ASX)
OFF (open)
ASX P10_1: Output pin for external bus address
strobe. > in case of close JP19, JP7 must be open.
> Direction control via JP29
ON (closed)
JP33
(BGRNTX)
OFF (open)
BGRNTX P08_5: Output pin for external bus
granted. > in case of close JP33, JP47 must be
open. > Direction control via JP32
ON (closed)
JP47
(BGRNTX)
OFF (open)
BGRNTX P08_5: Output pin for external bus
granted. > JP33 must be open > Direction control
via JP62
ON (closed)
JP36 (BRQ)
OFF (open)
BRQ P08_6: Input pin for external bus request. >
JP49 must be open > Direction control via JP32
ON (closed)
JP49 (BRQ)
OFF (open)
BRQ P08_6: Input pin for external bus request. > in
case of close JP49, JP36 must be open. >
Direction control via JP62
ON (closed)
JP37 (WEX)
OFF (open)
WEX P10_3: Output pin for external bus write
strobe. > in case of close JP37, JP51 must be open
> Direction control via JP32
ON (closed)
JP51 (WEX)
OFF (open)
WEX P10_3: Output pin for external bus write
strobe. > JP51 must be open > Direction control via
JP62
ON (closed)
JP40 (BAAX)
OFF (open)
BAAX P10_2: Output pin for external bus burst
access. > in case of close JP40, JP53 must be
open > Direction control via JP32
ON (closed)
JP53 (BAAX)
OFF (open)
BAAX P10_2: Output pin for external bus burst
access. > JP40 must be open > Direction control
via JP62