Datasheet

AD9923A
Rev. A | Page 81 of 84
Address
(Hex) Data Bits
Default
Value
Update
Type Name Description
01 [0] Undefined SCP XV1POL XV1 start polarity.
[1] Undefined XV2POL XV2 start polarity.
[2] Undefined XV3POL XV3 start polarity.
[3] Undefined XV4POL XV4 start polarity.
[4] Undefined XV5POL XV5 start polarity.
[5] Undefined XV6POL XV6 start polarity.
[6] Undefined XV7POL XV7 start polarity.
[7] Undefined XV8POL XV8 start polarity.
[8] Undefined XV9POL XV9 start polarity.
[9] Undefined XV10POL XV10 start polarity.
[10] Undefined XV11POL XV11 start polarity.
[11] Undefined XV12POL XV12 start polarity.
[12] Undefined XV13POL XV13 start polarity.
[13] Undefined XV1POL2 XV1 second polarity.
[14] Undefined XV2POL2 XV2 second polarity.
[15] Undefined XV3POL2 XV3 second polarity.
[16] Undefined XV4POL2 XV4 second polarity.
[17] Undefined XV5POL2 XV5 second polarity.
[18] Undefined XV6POL2 XV6 second polarity.
[19] Undefined XV7POL2 XV7 second polarity.
[20] Undefined XV8POL2 XV8 second polarity.
[21] Undefined XV9POL2 XV9 second polarity.
[22] Undefined XV10POL2 XV10 second polarity.
[23] Undefined XV11POL2 XV11 second polarity.
[24] Undefined XV12POL2 XV12 second polarity.
[25] Undefined XV13POL13 XV13 second polarity.
02 [12:0] Undefined SCP GROUPSEL Select between Group A and Group B. 0: Group A, 1: Group B.
[13] Undefined TWO_GROUP
1: use all Group A and Group B toggle positions for single V-
pattern.
[18:14] Undefined VPATSELB
Selected V-pattern Group B or special V-pattern second
position.
[23:19] Undefined VPATSELA Selected V-pattern Group A.
[25:24] Undefined VPATA_MODE Number of alternation repeats.
0: disable alternation, use VREPA_1 for all lines.
1: 2-line alternation.
2: 3-line alternation.
3: 4-line alternation.
03 [12:0] Undefined SCP VSTARTB
Start position of selected V-pattern Group B, or start
position of special V-pattern.
[25:13] Undefined VLENB Length of selected V-pattern Group B.
04 [12:0] Undefined SCP VSTARTA Start position of selected V-pattern Group A.
[25:13] Undefined VLENA Length of selected V-pattern Group A.
05 [11:0] Undefined SCP VREPB_ODD Number of repetitions for V-pattern Group B for odd lines.
[12] Undefined Unused Must be set to 0.
[24:13] Undefined VREPB_EVEN Number of repetitions for V-pattern Group B for even lines.
06 [11:0] Undefined SCP VREPA_1 Number of repetitions for V-pattern Group A for first lines.
[12] Undefined Unused Must be set to 0.
[24:13] Undefined VREPA_2
Number of repetitions for V-pattern Group A for second
lines.