Xilinx UG230 Spartan-3E FPGA Starter Kit Board User Guide

Appendix A: Schematics
FPGA I/O Banks 2 and 3
IC10B2 represents the connections to I/O Bank 2 on the FPGA. Some of the I/O Bank 2
connections are used for FPGA configuration and are listed as IC10MISC.
IC10B3 represents the connections to I/O Bank 3 on the FPGA. Bank 3 is dedicated to the
DDR SDRAM interface and is consequently powered by 2.5V. See Chapter 13, “DDR
SDRAM,” for additional information.
146 www.xilinx.com Spartan-3E FPGA Starter Kit Board User Guide
UG230 (v1.2) January 20, 2011
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