![]() ![]() The I/O blocks provides programmable interface between pins and the Spartan-3E internal logic. 1" spacing for compatibility with bread boards. 48 bidirectional I/O lines which can be split up as:.The I/O are configurable on the board for 1.2V, 2.5V or 3.3V support. It supports bidirectionnal and 3-state operation. I/O blocks to control data flow between the I/O and the internal logic.VTQFP-100 footprint that supports Xilinx XC3S100E, XC3S250E, and XC3S500E parts.32 MHz oscillator that can be used by the Digital Clock Manager to provide self calibrating, fully digital solution for distributing, delaying, multiplying, dividing, and phase-shifting clock signals.EEPROM memory to store configuration settings for FT2232 USB chip.Two channel USB connection for JTAG and serial communications implemented with FT2232D.Power supplied by a power connector or USB. ![]() Four independent power rails at 5V, 3.3V, 2.5V, and 1.2V. ![]()
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