Write DQS-to-DQ Per-Bit Deskew - 1.1 English

During write per-bit deskew, a toggling 10101010 pattern is continuously written and read back while making 90° clock phase adjustments on the write DQ along with individual fine ODELAY adjustments on DQS and DQ. At the end of per-bit write DQ deskew, the write DQ bits are aligned as they are transmitted to the memory.