Intel 21555 User Manual
26
21555 PCI-to-PCI Bridge Evaluation Board User’s Guide
Signal and Default Information
A.2
JATAG Connector Pinout
gives the pin assignments between the DE1B55503 schematic and the ten-pin JTAG
connector. See
for the location of this connector.
A.3
Factory Default Switch and Jumper Configuration
The DE1B55503 is configured at the factory for normal or typical operation.
•
J8, the stake pin jumper, is not installed
•
gives the factory configuration for the switch pack switches.
•
gives the configuration of the zero-ohm resistor jumpers.
Table A-5. J1 JATAG Connector
Schematic
Number
Mictor
Pin Number
Mictor
Pin Number
Schematic
Number
TRST
1
2
GND
TDI
3
4
GND
TD0
5
6
GND
TMS
7
8
GND
TCK
9
10
GND
Table A-6. Switch Pack Factory Defaults
Switches on Are set at the Factory.
a
a.
The UP position leaves the switch lever pointing towards the
local option sockets.
local option sockets.
J9
all switches are in the up position.
J20
SW1, SW2, and SW4 are n the up position
SW3 and SW5 are down.
J21
all switches are in the up position.
Table A-7. Resistor Jumper Factory Defaults
Resistor
Jumper
In/Out
Resistor
Jumper
In/Out
R65
IN
R92
OUT
R68
OUT
R93
OUT
R69
OUT
R95
OUT
R72
IN
R97
IN
R73
IN
R115
IN
R91
IN
R116
OUT