比较全的ALTERA芯片的原理图和封装库(Protel99)，对需要画Altera FPGA PCB版图的同志很有用。-Comparing all the ALTERA chip schematic and footprint library (Protel99), on the need to draw Altera FPGA PCB layout comrades useful.

Altera Cyclone II FPGA Starter Board原理图-Altera Cyclone II FPGA Starter Board Schematic

This section provides information for board layout designers to successfully layout their boards for Cyclone® II devices. It contains the required PCB layout guidelines, device pin tables, and package specifications.-This section provides