56©2018 Integrated Device Technology, Inc September 12, 2018
8A3xxxx Family Programming Guide
STATUS.DPLL2_STATUS
DPLL 2 status.
DPLL1_LOCK_STATE_CH
ANGE_STICKY[4]
R/O 0 Lock state change sticky bit.
Indicates whether any transition to or from Locked state occurred.
0 = no transition to or from Locked state
1 = transition to or from Locked state
DPLL1_STATE[3:0] R/O 0 Current state of DPLL1.
0 = freerun
1 = lockacq
2 = lockrec
3 = locked
4 = holdover
5 = open loop
Table 50: STATUS.DPLL2_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.DPLL2_STATUS Bit Field Locations
D7 D6 D5 D4 D3 D2 D1 D0
01Ah RESERVED[7:6] DPLL2_HOL
DOVER_STA
TE_CHANG
E_STICKY[5]
DPLL2_LOC
K_STATE_C
HANGE_STI
CKY[4]
DPLL2_STATE[3:0]
STATUS.DPLL2_STATUS Bit Field Descriptions
Bit Field Name Field Type Default Value Description
RESERVED N/A - This field must not be modified from the read value
DPLL2_HOLDOVER_STAT
E_CHANGE_STICKY[5]
R/O 0 Holdover state change sticky bit.
Indicates whether any transition to or from Holdover state occurred.
0 = no transition to or from Holdover state
1 = transition to or from Holdover state
DPLL2_LOCK_STATE_CH
ANGE_STICKY[4]
R/O 0 Lock state change sticky bit.
Indicates whether any transition to or from Locked state occurred.
0 = no transition to or from Locked state
1 = transition to or from Locked state
DPLL2_STATE[3:0] R/O 0 Current state of DPLL2.
0 = freerun
1 = lockacq
2 = lockrec
3 = locked
4 = holdover
5 = open loop
STATUS.DPLL1_STATUS Bit Field Descriptions
Bit Field Name Field Type Default Value Description
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