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Ever get stuck choosing the right logic chip combination or voltage level translator? Give up the hunt and create your own custom logic chip. CPLDs can give you the logic you need, with the pinout you want, while saving board space and board revisions.
The Xilinx XC9500XL family has some of the cheapest and readily-available CPLDs. This development board from Dangerous Prototypes will help you build your first custom logic chip using simple schematic entry, Verilog, or VHDL.
XC9572XL CPLD with 72 macrocells
5volt tolerant inputs
On-board 3.3volt power supply for core and pins
Selectable 3.3volt or external supply for pins (1.8volt to 3.3volt)
LEDs for output
Push button for input
Populated JTAG header
Easy to program with the Bus Pirate
Open source (CC-BY-SA)
CPLD programming and development tutorials (lots and lots of info)
Free Xilinx ISE development software
XC9500XL vs CoolRunner-II
This product is designed by Dangerous, If you encounter any problems when using this product, please request technical support in the forum.