Register 0x0100 to register 0x0103—reserved, Register 0x0104—s-divider, Register 0x0105—s-divider (continued) – Analog Devices AD9912 User Manual
Page 34: Register 0x0106—s-divider (continued), Register 0x01a0 to register 0x01a5—reserved, Register 0x01a6—ftw0 (frequency tuning word), Ad9912