Stratix® 10 Hard Processor System Technical Reference Manual

ID 683222
Date 8/15/2024
Public
Document Table of Contents

16.5.9.4.3. Recovery after I/O Read Transmission Delay (NACIO) Timeout

If the I/O read transmission delay (NACIO) timeout occurs for the CE‑ATA card device, perform one of the following steps to recover from the timeout:
  • If the CCS is expected from the CE‑ATA card device (that is, the ccs_expected bit is set to 1 in the cmd register), follow the steps in Recovery after CCS Timeout.
  • If the CCS is not expected from the CE‑ATA card device, perform the following steps:
    1. Send an external STOP command.
    2. Terminate the data transfer between the controller and CE‑ATA card device.