AD9848 Просмотр технического описания (PDF) - Analog Devices
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производитель
AD9848 Datasheet PDF : 36 Pages
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AD9848/AD9849
Address
HBLK
A4
A5
A6
A7
A8
A9
AA
AB
AC
AD
AE
AF
B0
B1
B2
B3
B4
B5
B6
B7
B8
B9
BA
BB
BC
BD
BE
BF
C0
C1
C2
C3
C4
Bit
Content Width
[0]
1
[0]
1
[0]
1
[0]
1
[5:0]
6
[5:0]
6
[5:0]
6
[5:0]
6
[0]
1
[5:0]
6
[5:0]
6
[5:0]
6
[5:0]
6
[0]
1
[5:0]
6
[5:0]
6
[5:0]
6
[5:0]
6
[0]
1
[5:0]
6
[5:0]
6
[5:0]
6
[5:0]
6
0
[1:0]
2
[5:0]
6
[5:0]
6
[1:0]
2
[5:0]
6
[5:0]
6
[1:0]
2
[5:0]
6
[5:0]
6
[1:0]
2
Default
Value Register Name
Register Description
# Bits
147
01
hblkdir
HBLK Internal/External (0 = Internal, 1 = External)
00
hblkpol
HBLK External Active Polarity (0 = Low Active,
1 = High Active)
01
hblkextmask
HBLK External Masking Polarity (0 = Mask H1 and H3 Low,
1 = Mask H1 and H3 High)
01
hblkmask0
Sequence #0: Masking Polarity for HBLK
3E
hblktog1_0[5:0] Sequence #0: Toggle High Position for HBLK
00
hblktog1_0[11:6]
0D
hblkbtog2_0[5:0] Sequence #0: Toggle Low Position for HBLK
06
hblkbtog2_0[11:6]
01
hblkmask1
Sequence #1: Masking Polarity for HBLK
38
hblktog1_1[5:0] Sequence #1: Toggle High Position for HBLK
00
hblktog1_1[11:6]
3C
hblktog2_1[5:0] Sequence #1: Toggle Low Position for HBLK
02
hblktog2_1[11:6]
00
hblkmask2
Sequence #2: Masking Polarity for HBLK
3F
hblktog1_2[5:0] Sequence #2: Toggle High Position for HBLK
3F
hblktog1_2[11:6]
3F
hblktog2_2[5:0] Sequence #2: Toggle Low Position for HBLK
3F
hblktog2_2[11:6]
01
hblkmask3
Sequence #3: Masking Polarity for HBLK
3F
hblktog1_3[5:0] Sequence #3: Toggle High Position for HBLK
3F
hblktog1_3[11:6]
3F
hblktog2_3[5:0] Sequence #3: Toggle Low Position for HBLK
3F
hblktog2_3[11:6]
00
hblkscp0
HBLK Sequence-Change-Position #0 (Hardcoded to 0)
00
hblksptr0
HBLK Sequence Pointer for SCP #0
3F
hblkscp1[5:0]
HBLK Sequence-Change-Position #1
3F
hblkscp1[11:6]
00
hblksptr1
HBLK Sequence Pointer for SCP #1
3F
hblkscp2[5:0]
HBLK Sequence-Change-Position #2
3F
hblkscp2[11:6]
00
hblksptr2
HBLK Sequence Pointer for SCP #2
3F
hblkscp3[5:0]
HBLK Sequence-Change-Position #3
3F
hblkscp3[11:6]
00
hblksptr3
HBLK Sequence Pointer for SCP #3
–16–
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