分别是：Cyclone1C20的Nios开发板.DDBEP2C20 Altera Cyclone II FPGA Starter Board.pdfEP1C3T144 FPGA develop board manual.pdfEP1C6Q240C6开发板原理图.pdfEPM1270F256C5 MAX_II_board_schematics.pdf……
