Datasheet

AD9923A
Rev. A | Page 73 of 84
Table 51. SG Pattern Registers
Address
(Hex)
Data
Bits
Default
Value
Update
Type Name Description
50 [0] 1 VD SGPOL_0 Start polarity for SGPattern 0.
0: low.
1: high.
[1] 1 SGPOL_1 Start polarity for SGPattern 1.
[2] 1 SGPOL_2 Start polarity for SGPattern 2.
[3] 1 SGPOL_3 Start polarity for SGPattern 3.
[4] 1 SGPOL_4 Start polarity for SGPattern 4.
[5] 1 SGPOL_5 Start polarity for SGPattern 5.
[6] 1 SGPOL_6 Start polarity for SGPattern 6.
[7] 1 SGPOL_7 Start polarity for SGPattern 7.
51 [12:0] 1FFF VD SGTOG1_0 Pattern 0. Toggle Position 1.
[25:13] 1FFF SGTOG2_0 Pattern 0. Toggle Position 2.
52 [12:0] 1FFF VD SGTOG1_1 Pattern 1. Toggle Position 1.
[25:13] 1FFF SGTOG2_1 Pattern 1. Toggle Position 2.
53 [12:0] 1FFF VD SGTOG1_2 Pattern 2. Toggle Position 1.
[25:13] 1FFF SGTOG2_2 Pattern 2. Toggle Position 2.
54 [12:0] 1FFF VD SGTOG1_3 Pattern 3. Toggle Position 1.
[25:13] 1FFF SGTOG2_3 Pattern 3. Toggle Position 2.
55 [12:0] 1FFF VD SGTOG1_4 Pattern 4. Toggle Position 1.
[25:13] 1FFF SGTOG2_4 Pattern 4. Toggle Position 2.
56 [12:0] 1FFF VD SGTOG1_5 Pattern 5. Toggle Position 1.
[25:13] 1FFF SGTOG2_5 Pattern 5. Toggle Position 2.
57 [12:0] 1FFF VD SGTOG1_6 Pattern 6. Toggle Position 1.
[25:13] 1FFF SGTOG2_6 Pattern 6. Toggle Position 2.
58 [12:0] 1FFF VD SGTOG1_7 Pattern 7. Toggle Position 1.
[25:13] 1FFF SGTOG2_7 Pattern 7. Toggle Position 2.
59 [7:0] 0 SCK SGMASK_BYP
SGMASK override. These values override the VSG mask value
located in the field registers.
[8] 0 SCK SGMASK_BYP_EN SGMASK override enable. Must be set to 1 to enable override.