Datasheet

AD9559 Data Sheet
Rev. C | Page 70 of 120
Reg
Addr
(Hex)
Opt Name D7 D6 D5 D4 D3 D2 D1 D0
Def
(Hex)
PLL_1 Read-Only Status (To show the latest status, these registers require an IO_UPDATE before being read.)
0x0D40 R, L PLL_1
lock status
Reserved APLL_1 cal
in progress
APLL_1
locked
DPLL_1 freq
lock
DPLL_1
phase lock
PLL_1
all locked
N/A
0x0D41 R DPLL_1
loop state
Reserved DPLL_1 active ref, Bits[1:0] DPLL_1
switching
DPLL_1
holdover
DPLL_1
free run
N/A
0x0D42 R, L Reserved DPLL_1
phase slew
limited
DPLL_1
frequency
clamped
DPLL_1
history
available
N/A
0x0D43 R DPLL_1
holdover
history
DPLL_1 tuning word readback, Bits[7:0] N/A
0x0D44 R DPLL_1 tuning word readback, Bits[15:8] N/A
0x0D45 R DPLL_1 tuning word readback, Bits[23:16] N/A
0x0D46 R Reserved DPLL_1 tuning word readback, Bits[29:24] N/A
0x0D47 R DPLL_1
phase lock
detect
bucket
DPLL_1 phase lock detect bucket level, Bits[7:0] N/A
0x0D48 R Reserved DPLL_1 phase lock detect bucket level, Bits[11:8] N/A
0x0D49
R
DPLL_1
frequency
lock detect
bucket
DPLL_1 frequency lock detect bucket level, Bits[7:0]
N/A
0x0D4A
R
Reserved
DPLL_1 frequency lock detect bucket level, Bits[11:8]
N/A
Nonvolatile Memory (EEPROM) Control
0x0E00 E Write
protect
Reserved Write
enable
0x00
0x0E01 E Condition Reserved Conditional value, Bits[3:0] 0x00
0x0E02
A, E
Save
Reserved
Save to
EEPROM
0x00
0x0E03 A, E Load Reserved Load from
EEPROM
0x00
EEPROM Storage Sequence
0x0E10
User free
run
Command: Set user free run mode
0x98
0x0E11 User
scratchpad
Size of transfer: two bytes 0x01
0x0E12
Starting Address 0x000E
0x00
0x0E13 0x0E
0x0E14 M pins and
IRQ masks
Size of transfer: 19 bytes 0x12
0x0E15
Starting Address 0x0100
0x01
0x0E16 0x00
0x0E17 System
clock
Size of transfer: eight bytes 0x07
0x0E18 Starting Address 0x0200 0x02
0x0E19 0x00
0x0E1A IO_UPDATE Command: IO_UPDATE 0x80
0x0E1B REFA Size of transfer: 27 bytes 0x1A
0x0E1C Starting Address 0x0300 0x03
0x0E1D 0x00
0x0E1E REFB Size of transfer: 27 bytes 0x1A
0x0E1F Starting Address 0x0320 0x03
0x0E20 0x20
0x0E21 REFC Size of transfer: 27 bytes 0x1A
0x0E22 Starting Address 0x0340 0x03
0x0E23 0x40
0x0E24 REFD Size of transfer: 27 bytes 0x1A
0x0E25 Starting Address 0x0360 0x03
0x0E26 0x60
0x0E27 DPLL_0
general
settings
Size of transfer: 22 bytes 0x15
0x0E28 Starting Address 0x0400 0x04
0x0E29 0x00
0x0E2A
APLL_0
config and
output
drivers
Size of transfer: 15 bytes
0x0E
0x0E2B Starting Address 0x0420 0x04
0x0E2C
0x20