Xilinx™ Spartan™-3 FPGA, in FG456 package. RS1-400 has XC3S400 fitted to the board. RS1-1500 has XC3S1500 fitted to the board.
32 bit, 33 MHz, 3.3/5V PCI interface.
4Mbit Flash Memory
1 x 16KBit serial EEprom fitted.
1 x LM75 Temperature Sensor fitted.
2 sets of DIL Headers supporting DIL components or modules.
4 digit LED – removable to give extra I/O.
LVDS Clock Module Header
Supporting Enterpoint’s LVDS clock module. Header can also be used as I/O. Details here.
3V DIL Oscillator Socket
Takes 3.3V oscillator in 8 pin DIL size.
2 push switches fitted.
SPARTAN-3 BANK I/O VOLTAGES
4 banks have a fixed I/O voltage of 3.3V. 4 banks individually support 2.5V / 3.3V or user supply by jumper selection.
User fit DCI resistors. VRN/VRP can also be used general I/O when not used for DCI.
Large number of user I/O available.
Raggedstone 1 ships with our free PROG2 programming cable. The is a Parallel Cable III look-alike and is detected by Xilinx tools as such. A 3M extension lead is available for £4. Our USB PROG3 cable is available at extra cost when purchasing a Raggedstone 1.