![](http://datasheet.mmic.net.cn/310000/AD9991KCPRL_datasheet_16240240/AD9991KCPRL_58.png)
AD9991
–58–
Table LI. Field 4 Register Map (continued)
Data Bit Default
Address Content Value Register Name Description
F4 [11:0] 0 VDLEN_4 VD Field Length (Number of Lines) for Field 4.
[23:12] 0 HDLAST_4 HD Line Length (Number of Pixels) for Last Line in Field 4.
F5 [3:0] 0 VPATSECOND_4 Selected Second V-Pattern Group for VSG Active Line.
[9:4] 0 SGMASK_4 Masking of VSG Outputs during VSG Active Line.
[21:10] 0 SGPATSEL_4 Selection of VSG Patterns for Each VSG Output.
F6 [11:0] 0 SGLINE1_4 VSG Active Line 1.
[23:12] 0 SGLINE2_4 VSG Active Line 2 (if no Second Line Needed, Set to Same as Line 1 or Max).
F7 [11:0] 0 SCP5_4 V-Sequence Change Position #5 for Field 4.
[23:12] 0 SCP6_4 V-Sequence Change Position #6 for Field 4.
Table LII. Field 5 Register Map
Data Bit Default
Address Content Value Register Name Description
F8 [3:0] 0 VSEQSEL0_5 Selected V-Sequence for Region 0.
[4] 0 SWEEP0_5 Select Sweep Region for Region 0. 0 = No Sweep, 1 = Sweep.
[5] 0 MULTI0_5 Select Multiplier Region for Region 0. 0 = No Multiplier, 1 = Multiplier.
[9:6] 0 VSEQSEL1_5 Selected V-Sequence for Region 1.
[10] 0 SWEEP1_5 Select Sweep Region for Region 1. 0 = No Sweep, 1 = Sweep.
[11] 0 MULTI1_5 Select Multiplier Region for Region 1. 0 = No Multiplier, 1 = Multiplier.
[15:12] 0 VSEQSEL2_5 Selected V-Sequence for Region 2.
[16] 0 SWEEP2_5 Select Sweep Region for Region 2. 0 = No Sweep, 1 = Sweep.
[17] 0 MULTI2_5 Select Multiplier Region for Region 2. 0 = No Multiplier, 1 = Multiplier.
[21:18] 0 VSEQSEL3_5 Selected V-Sequence for Region 3.
[22] 0 SWEEP3_5 Select Sweep Region for Region 3. 0 = No Sweep, 1 = Sweep.
[23] 0 MULTI3_5 Select Multiplier Region for Region 3. 0 = No Multiplier, 1 = Multiplier.
F9 [3:0] 0 VSEQSEL4_5 Selected V-Sequence for Region 4.
[4] 0 SWEEP4_5 Select Sweep Region for Region 4. 0 = No Sweep, 1 = Sweep
[5] 0 MULTI4_5 Select Multiplier Region for Region 4. 0 = No Multiplier, 1 = Multiplier.
[9:6] 0 VSEQSEL5_5 Selected V-Sequence for Region 5.
[10] 0 SWEEP5_5 Select Sweep Region for Region 5. 0 = No Sweep, 1 = Sweep.
[11] 0 MULTI5_5 Select Multiplier Region for Region 5. 0 =No Multiplier, 1 = Multiplier.
[15:12] 0 VSEQSEL6_5 Selected V-Sequence for Region 6.
[16] 0 SWEEP6_5 Select Sweep Region for Region 6. 0 = No Sweep, 1 = Sweep.
[17] 0 MULTI6_5 Select Multiplier Region for Region 6. 0 = No Multiplier, 1 = Multiplier.
[23:18] UNUSED Unused.
FA [11:0] 0 SCP1_5 V-Sequence Change Position #1 for Field 5.
[23:12] 0 SCP2_5 V-Sequence Change Position #2 for Field 5.
FB [11:0] 0 SCP3_5 V-Sequence Change Position #3 for Field 5.
[23:12] 0 SCP4_5 V-Sequence Change Position #4 for Field 5.
FC [11:0] 0 VDLEN_5 VD Field Length (Number of Lines) for Field 5.
[23:12] 0 HDLAST_5 HD Line Length (Number of Pixels) for Last Line in Field 5.
FD [3:0] 0 VPATSECOND_5 Selected Second V-Pattern Group for VSG Active Line.
[9:4] 0 SGMASK_5 Masking of VSG Outputs during VSG Active Line.
[21:10] 0 SGPATSEL_5 Selection of VSG Patterns for Each VSG Output.
FE [11:0] 0 SGLINE1_5 VSG Active Line 1.
[23:12] 0 SGLINE2_5 VSG Active Line 2 (if no Second Line Needed, Set to Same as Line 1 or Max).
FF [11:0] 0 SCP5_5 V-Sequence Change Position #5 for Field 5.
[23:12] 0 SCP6_5 V-Sequence Change Position #6 for Field 5.
REV. 0