The Previous Chapter

The previous chapter detailed the Ack/Nak Protocol that verifies the delivery of TLPs between each port as they travel between the requester and completer devices. This chapter details the hardware retry mechanism that is automatically triggered when a TLP transmission error is detected on a given link.

Get PCI Express System Architecture now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.