There are several large fileservers at my work. They mostly utilize software IDE RAID5 arrays.<BR><BR>Recently, some of them have been having problems. The systems usually have 10-12 drives in the box ...

Multicast, a technique commonly used in networking systems, allows a given processing unit to send a single data stream to multiple destinations at the same time efficiently. Typically, the switch ...

PLX Technology’s ExpressLane PCI Express switches not only incorporate a four-channel DMA engine that can offload memory transfer chores from the host, they also eliminate the need for DMA support on ...

The concept of direct-memory access (DMA) isn’t new; for years now, processors and chipset makers have been implementing DMA as part of their efforts to increase system performance. Similarly, ...

The ExpressLane PEX 8619 (16 lanes, 16 ports), PEX 8615 (12 lanes, 12 ports), and PEX 8609 (eight lanes, eight ports) PCI Express Gen 2-compliant switches feature an integrated DMA engine. Each IC ...

I am interested in the Asus A7S333. It says in the tech specs that it has Ultra DMA 33/66/100 channels. Does this mean that it can handle ATA100 drives?

[Bruce Land] of Cornell University will be a familiar name to many Hackaday readers, searching the site for ‘ECE4760′ will bring up many interesting topics around embedded programming. Every year ...