Jtag Chain Resistor Settings - Kontron PEP CP321 Manual

Power pc-based cpu board for compactpci applications
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CP321
Figure 2-7: JTAG
tor (CON11)
2
1
Note...
The connector used on the board is the SAMTEC FTSH- 110-01-L-DV-
K. It is recommended to use a cable assembly (Type: FFSD-10-S-5-01-
N) for connecting an emulator to this connector.
The factory setting of the chain is such that only the onboard logic is in the chain. If it is required
to access the Processor via the JTAG chain a different setting must be used (some resistors
must be reset). Refer to the table below for configuration information.
Table 2-11:JTAG Chain Resistor Settings
DEVICES
CPU
Not Installed
ALTERA
Not Installed
CPU + ALTERA
Not Installed
ALTERA + 21154
Not Installed
CPU + ALTERA +
21154
Not Installed
ID 24977, Rev. 02
Table 2-11:JTAG Connector (CON11) Pinout
Connec-
TEST
E_TI
E_TCK
TDI
NC
20
TCK
TMS
SRESET#
19
HRESET#
CHKSTP#
SETTING
R163 R182 R185 R188 R189 R198 R249 R250 R260
Installed
X
X
Installed
X
X
Installed
X
X
Installed
X
X
Installed
X
X
© 2003 Kontron Modular Computers GmbH
Functional Description
SIGNAL
PIN
1
3
5
7
9
11
13
15
17
19
RESISTORS
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
PIN
SIGNAL
2
E_TO
4
TEXEC
6
TDO
8
TRST#
10
3.3V
12
CKSTP_IN
14
RY1
16
RY2
18
F_WE
20
GND
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Page 2 - 19
X
X
X
X
X

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