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Virtex-4 ML455 PCI/PCI-X Board
UG084 (v1.0) May 17, 2005
Chapter 4:
Configuration
R
JTAG Chain
shows the JTAG chain on the ML455 board. The chain can be driven by the
following sources:
•
Xilinx Parallel Cable IV
•
Other JTAG cables
JTAG Port
The Virtex-4 ML455 board provides a JTAG connector (P5) to configure the Virtex-4 FPGA
and program JTAG devices located in the JTAG chain.
shows the pin
assignments for the JTAG connector. The JTAG cable connects to P5 as shown in
.
Figure 4-1:
Configuration Mode Switch
SW5
MODE
ug084_c4_01_012005
123
OPEN
Figure 4-2:
JTAG Chain
JTAG
Connector
P5
U10
FPGA
XC4VLX25
TDI
TDO
TMS
TCK
U6
CPLD
XC2C32
TDI
TDO
TMS
TCK
U1
Platform Flash
XCF32PF
TDI
TDO
TMS
TCK
UG084_c4_02_050705
www.BDTIC.com/XILINX