【应用笔记】Altera 3.3V PCI器件和5V PCI总线的链接(Connecting Altera 3.3-V PCI Devices to a 5-V PCI Bus) Altera 3.3V PCI器件和5V PCI总线的链接(Connecting Altera 3.3-V PCI Devices to a 5-V PCI Bus)……