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SP305 Spartan-3 Development Platform User Guide
www.xilinx.com
UG216 (v1.1) March 3, 2006
SP305 Spartan-3 Development Platform User Guide
R
IFF (42)
The SP-305 board has an IFF Encryption device connected to an FPGA I/O pin. This IFF
device can be interfaced to an FPGA design in such a way that the functionality of the
design can be
licensed
or enabled by the authentication with the IFF device.
Label
Description
FPGA Pin
IFF_FPGA
One Wire Interface
F7
Table 2-34:
SPI Pin Connections