5A. Upstream System Ace Connector - Xilinx Virtex-II Pro User Manual

Detailed Description
Table 1-3: JTAG Mode

5a. Upstream System ACE Connector

The Upstream System ACE connector, as shown in
DUT. This connector can be sourced by any JTAG configuration stream. For example, a
System ACE Controller with CompactFlash can be used to generate very large JTAG
streams for configuring multiple Virtex-II Pro Prototype Platforms using the Downstream
System ACE connector.
Virtex-II Pro Prototype Platform User Guide
UG027 / PN 0402044 (v1.6) October 25, 2002
Configuration Port Header
/Parallel IV Cable
Connector
VCC3
GND
TMS
TDI
TDO
TCK
INIT
UPSTREAM_TDO
GND
UPSTREAM_TCK
GND
V5
V5
V5
V5
V5
GND
Figure 1-4: Upstream System ACE Connector, 20-Pin Female
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1-800-255-7778
Parallel Cable III Parallel Cable IV
Pins
VCC VCC
GND GND
TMS TMS
TDI TDI
TDO TDO
TCK TCK
INIT
Figure
19 17 15 13 11 9 7 5 3 1
20 18 16 14 12 10 8 6 4 2
VCC3_EN
VCC3_EN
VCC3_EN
VCC3_EN
GND
Pins
1-4, can be used to configure the
UG027_04_030402
R
17