Write DQS to DQ Deskew - 1.0 English

Versal ACAP Programmable Network on Chip and Integrated Memory Controller LogiCORE IP Product Guide (PG313)

Document ID
PG313
Release Date
2022-12-14
Version
1.0 English
Note: These calibration stages are skipped for data rates below 1,600 Mbps.
Write DQS to DQ calibration is required to center align the write DQS in the write DQ window per bit. At the start of Write DQS Centering and Per-Bit Deskew, DQS is aligned to CK but no adjustments on the write window have been made. Write window adjustments are made in the following two sequential stages:
  1. Write Per-Bit Deskew
  2. Write DQS Centering