PLTRST# 与PCIRST#区别如下: PLTRST# : Platform (翻译:平台 指的是北桥+CPU) Reset PCIRST#: PCI Reset PLTRST# connected to all component that previously need PCIRST#,except PCI slots and devices. PCIRST# is connected to PCI Devices and slots without resetting system. PLTRST# is higher than PCIRST#.