Spartan-3A DSP 3400A Edition User Guide
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47
UG498 (v2.2) November 17, 2008
R
Chapter 3
Programming the IDT Clock Chip
The XtremeDSP Development Platform - Spartan-3A DSP 3400A Edition evaluation board
features an Integrated Device Technology (IDT) 3.3V EEPROM Programmable Clock
Generator that is pre-programmed at the factory. In the event the chip programming is
changed, the instructions in this appendix show how to return the clock chip to its factory
default settings using the following equipment:
• Xilinx download cable
• JTAG flying wires
Downloading to the Spartan-3A DSP 3400A Edition Board
1.
Connect a Xilinx download cable to the board using flying leads connected to jumper
P2.
2.
From the Windows Start menu, choose iMPACT to open the main iMPACT window.
3.
Click Boundary Scan; then right-click Add Xilinx Device.
4.
Locate the SVF file (
s3adsp_clock_setup.svf
as illustrated in
Figure 3-2
) and click Open.
X-Ref Target - Figure 3-1
Figure 3-1:
P2 IDT5V9885 JTAG Connector
CLK Prog
TDI
P2
1
2
6
5
4
3
TMS
TCK
TDO
3.3V
GND
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