该地址通过PCI桥y1找到挂载在PCI总线y0上的PCI设备y02； PCI设备访问DDR的流程： PCI设备y11尝试将数据给到DDR地址空间； HOST主桥y接收到PCI设备y11尝试访问的地址，并将其转换为CPU域地址； DMA实现PCI设备数据到DDR的数据搬运（可以不使用DMA，通过CPU进行数据搬运，但 ...

PCIe的英文全称为“Peripheral Component Interconnect Express”，简称为“PCI-Express”或者“PCIe”。 简单来说，PCIe”是一种高速串行计算机扩展总线标准，主要用途是用于连接各种计算机内部的各种组件，比如显卡、网卡和声卡等，让它们（尤其是与芯片组和处理器 ...

The XIO2001 is a single-function PCI Express to PCI translation bridge that is fully compliant to the PCI Express to PCI/PCI-X Bridge Specification, Revision 1.0. For downstream traffic, the bridge ...

Moore’s Law might be slowing down CPU compute capacity increases in recent years, but the innovation has been coming at a steady drumbeat for the interconnects used inside servers and between nodes in ...

If the datacenter had been taken over by InfiniBand, as was originally intended back in the late 1990s, then PCI-Express peripheral buses and certainly PCI-Express switching – and maybe even Ethernet ...

Do you know where your traffic is? Serial protocol analyzers easily locate bits, bytes, packets, and headers. To win a trade-magazine design challenge, Ted needed to list 15 high-speed buses in order ...

Riders on city buses must follow certain rules: move to the rear, signal the driver to stop, and give up your seat to someone who needs it more than you do. Likewise, devices that “ride” the PCI ...

Anyone who’s bought or researched buying a new SSD for their PC understands their limitations: they’re often constrained by the PCI Express bus to the rest of the PC, and they generate tons of heat.

The PCI Express 6.0 standard has officially made its debut, meaning that Apple's Mac Pro — released in 2019 — is now several generations behind what's currently available. On Tuesday, PCI-SIG — the ...

When PCI Express 5.0 SSDs hit the market in the spring of 2023, they promised unheard-of speeds for an internal SSD, but you needed a boutique desktop PC with the latest components or to build such a ...

If you’re looking for the fastest bus-powered portable external drive, then look no further than the Sonnet Fusion Thunderbolt 3 PCIe Flash Drive with 1TB of storage. Capable of theoretical data ...