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48 www.xilinx.com SP605 Hardware User Guide
UG526 (v1.1.1) February 1, 2010
Chapter 1: SP605 Evaluation Board
System ACE CF CompactFlash Image Select DIP Switch S1 (Active-High)
System ACE CF CompactFlash (CF) image select DIP switch S1, switches 1–3 (Figure 1-23)
select which CF resident bitstream image is downloaded to the FPGA. S1 switches 1–3
offer eight binary addresses. When ON (high), the S1 switch 4 enables the System ACE CF
controller to configure the FPGA from the CompactFlash card when a card is inserted or
the SYSACE RESET button is pressed. See “5. System ACE CF and CompactFlash
Connector,” page 20 for more details.
X-Ref Target - Figure 1-23
Figure 1-23: System ACE CF CompactFlash Image Select DIP Switch S1
SDMX-4-X
UG526_23 _102709
VCC2V5
1
2
5%
1/16W
200
R136
2
1
R135
200
1/16W
5%
1
2
5%
1/16W
200
R134
2
1
R133
200
1/16W
5%
1
2
R220
1.00K
1/16W1%
1
2
R218
1.00K
1/16W1%
2
1
1% 1/16W
1.00K
R219
2
1
1% 1/16W
1.00K
R221
SYSACE_CFGMODEPIN
SYSACE_CFGADDR1
SYSACE_CFGADDR2
SYSACE_CFGADDR0
1
2
3
4
1234
8
7
6
5
S1
ON