Jtag Chain - Xilinx Virtex-5 FPGA ML550 User Manual

Chapter 4: Configuration

JTAG Chain

Figure 4-2
three different sources can be used to drive this JTAG chain. The chain can be driven by the
following sources:
•
•
•
46
Figure 4-1: Configuration Mode Switch
shows the JTAG chain on the ML550 Development Board and illustrates how
System ACE controller
Xilinx Parallel Cable IV or Platform Cable USB
Other JTAG cables
2 mm
Flat
Cable
Connector
P51
JTAG
Port
P50
www.xilinx.com
MODE
SW11
1 2 3 4
OFF
1 2 3
UG202_4_01_050806
U13 System ACE
Controller
TDI
TDO
TDO
TCK
TMS
TMS
Figure 4-2: JTAG Chain
ML550 Networking Interfaces Platform
U9 FPGA
TDI
TDO
TDI
TCK TCK
TMS
UG202_4_02_050806
UG202 (v1.4) April 18, 2008
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