AD9937 データシートの表示（PDF） - Analog Devices
部品番号
コンポーネント説明
メーカー
AD9937 Datasheet PDF : 44 Pages
| |||
AD9937
Table I. Control Register Map (continued)
Bit
Bit
Register
Addr Breakdown Width Default Name
8
0
1
(23:1)
23
9
0
1
(4:1)
4
(23:5)
19
10 0
1
(11:1)
11
12
1
(23:13)
11
11 (11:0)
12
(23:12)
12
0
1
0x9
1
0x7FF
1
4095
4095
MODE
Unused
SPEN
SPLOGIC
Unused
OFDEN
OFDNUM
TGEN
Unused
OFDHPTOG1
OFDHPTOG2
12 (9:0)
10
(23:10)
14
0x000
VGAGAIN
Unused
Denotes VD synchronous registers (control addresses 8, 9, 10, 11, and 12).
Function
Mode Control Bit. (0 = Mode A, 1 = Mode B)
Single Pulse (SP) Output Enable.
Single Pulse Logic Setting (0 = OR, 1 = AND).
OFD Output Enable Control (0 = Disable, 1 = Enable).
Total Number of OFD Pulses per Field.
TG Output Enable Control (0 = Disable, 1 = Enable).
High Precision OFD Toggle Position 1.
High Precision OFD Toggle Position 2.
VGA Gain Control.
Table II. VTP Sequence System Register Map (Addr 0x14)
Addr
VTP_Reg(0)
VTP_Reg(1)
VTP_Reg(2)
VTP_Reg(3)
VTP_Reg(4)
VTP_Reg(5)
Bit
Bit
Breakdown Width
(11:0)
12
(23:12)
12
(31:24)
8
(8:0)
9
(17:9)
9
(26:18)
9
27
1
28
1
29
1
30
1
31
1
(8:0)
9
(17:9)
9
(26:18)
9
(31:27)
5
(8:0)
9
(17:9)
9
(26:18)
9
(31:27)
5
(8:0)
9
(17:9)
9
(26:18)
9
27
1
28
1
29
1
30
1
31
1
(8:0)
9
(17:9)
9
(26:18)
9
(31:27)
5
Default
279
75
250
1
0
0
1
40
145
110
215
5
180
99
29
99
1
0
0
1
15
57
43
Register
Name
ENDADDRESS
STARTADDRESS
VTP_Reg_Addr
VTPLEN_0
V1TOG1_0
V1TOG2_0
V1POL_0
V2POL_0
V3POL_0
V4POL_0
Unused
V2TOG1_0
V2TOG2_0
V3TOG1_0
Unused
V3TOG2_0
V4TOG1_0
V4TOG2_0
Unused
VTPLEN_1
V1TOG1_1
V1TOG2_1
V1POL_1
V2POL_1
V3POL_1
V4POL_1
Unused
V2TOG1_1
V2TOG2_1
V3TOG1_1
Unused
Function
Sub Word End Address
Sub Word Start Address
System Register Address 0x14
VTP0: Length between Repetitions
VTP0: V1 Toggle Position 1
VTP0: V1 Toggle Position 2
VTP0: V1 Start Polarity
VTP0: V2 Start Polarity
VTP0: V3 Start Polarity
VTP0: V4 Start Polarity
VTP0: V2 Toggle Position 1
VTP0: V2 Toggle Position 2
VTP0: V3 Toggle Position 1
VTP0: V3 Toggle Position 2
VTP0: V4 Toggle Position 1
VTP0: V4 Toggle Position 2
VTP1: Length between Repetitions
VTP1: V1 Toggle Position 1
VTP1: V1 Toggle Position 2
VTP1: V1 Start Polarity
VTP1: V2 Start Polarity
VTP1: V3 Start Polarity
VTP1: V4 Start Polarity
VTP1: V2 Toggle Position 1
VTP1: V2 Toggle Position 2
VTP1: V3 Toggle Position 1
–10–
REV. 0
Share Link: 