SF-CY3 FPGA套件开发指南Ver7.04

目录 SF-CY3 FPGA 套件开发指南 ............................................................................................................... 1 1 概述 ............................................................................................................................................... 12 1.1 功能框图............................................................................................................................ 18 1.2 Cyclone III 系列 FPGA 器件简介 ....................................................................................... 19 1.3 EP3C5E144C8 器件资源一览 ............................................................................................. 21 2 SF-CY3 硬件电路解析 .................................................................................................................... 22 2.1 实物示意图........................................................................................................................ 22 2.2 原理图解析........................................................................................................................ 23 2.2.1 系统电源电路 ........................................................................................................ 23 2.2.2 FPGA 电源电路 ........................................................................................................ 23 2.2.3 时钟和复位电路 .................................................................................................... 25 2.2.4 FPGA 配置电路 ........................................................................................................ 26 2.2.5 SDRAM 电路 ............................................................................................................ 29 2.2.6 LED 指示灯 .............................................................................................................. 30 2.2.7 连接器电路 ............................................................................................................ 30 3 SF-CY3 基本使用安装说明....................................