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©2018 Integrated Device Technology, Inc
September 12, 2018
8A3xxxx Family Programming Guide
DPLL_CTRL_0.DPLL_COMBO_SW_VALUE_CNFG
DCO value to be added to the combo bus in SW combo mode.
DPLL_CTRL_0.DPLL_MANUAL_HOLDOVER_VALUE
DCO value to be used in manual holdover mode.
Table 270: DPLL_CTRL_0.DPLL_COMBO_SW_VALUE_CNFG Bit Field Locations and Descriptions
Offset
Address
(Hex)
DPLL_CTRL_0.DPLL_COMBO_SW_VALUE_CNFG Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
028h
DPLL_COMBO_SW_VALUE_CNFG[7:0]
029h
DPLL_COMBO_SW_VALUE_CNFG[15:8]
02Ah
DPLL_COMBO_SW_VALUE_CNFG[23:16]
02Bh
DPLL_COMBO_SW_VALUE_CNFG[31:24]
02Ch
DPLL_COMBO_SW_VALUE_CNFG[39:32]
02Dh
DPLL_COMBO_SW_VALUE_CNFG[47:40]
DPLL_CTRL_0.DPLL_COMBO_SW_VALUE_CNFG Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
DPLL_COMBO_SW_VALU
E_CNFG[47:0]
R/W
0
DPLL Combo SW value in units of 2^(-53).
Table 271: DPLL_CTRL_0.DPLL_MANUAL_HOLDOVER_VALUE Bit Field Locations and Descriptions
Offset
Address
(Hex)
DPLL_CTRL_0.DPLL_MANUAL_HOLDOVER_VALUE Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
030h
DPLL_MANUAL_HOLDOVER_VALUE[7:0]
031h
DPLL_MANUAL_HOLDOVER_VALUE[15:8]
032h
DPLL_MANUAL_HOLDOVER_VALUE[23:16]
033h
DPLL_MANUAL_HOLDOVER_VALUE[31:24]
034h
DPLL_MANUAL_HOLDOVER_VALUE[39:32]
035h
RESERVED[47:42]
DPLL_MANUAL_HOLDOVE
R_VALUE[41:40]
DPLL_CTRL_0.DPLL_MANUAL_HOLDOVER_VALUE Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
RESERVED
N/A
-
This field must not be modified from the read value
DPLL_MANUAL_HOLDOV
ER_VALUE[41:0]
R/W
0
Signed 42-bit FFO in units of 2^(-53).
The holdover value used when DPLL_n.DPLL_HI_CFG.HOLDOVER_MODE is
configured to manual holdover.