Datasheet

AD9910 Data Sheet
Rev. D | Page 54 of 64
Register
Name
(Serial
Address)
Bit Range
(Internal
Address)
Bit 7
(MSB) Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 (LSB)
Default
Value
1
(Hex)
RAM
Profile 5
(0x13)
63:56 Open 0x00
55:48
RAM Profile 5 address step rate[15:8]
0x00
47:40 RAM Profile 5 address step rate[7:0] 0x00
39:32 RAM Profile 5 waveform end address[9:2] 0x00
31:24
RAM Profile 5 waveform
end address[1:0]
Open 0x00
23:16 RAM Profile 5 waveform start address[9:2] 0x00
15:8
RAM Profile 5 waveform
start address[1:0]
Open 0x00
7:0
Open
No-dwell
high
Open
Zero-
crossing
RAM Profile 5 mode control[2:0]
0x00
Single Tone
Profile 6
(0x14)
63:56 Open Amplitude Scale Factor 6[13:8] 0x00
55:48 Amplitude Scale Factor 6[7:0] 0x00
47:40 Phase Offset Word 6[15:8] 0x00
39:32
Phase Offset Word 6[7:0]
0x00
31:24 Frequency Tuning Word 6[31:24] 0x00
23:16 Frequency Tuning Word 6[23:16] 0x00
15:8 Frequency Tuning Word 6[15:8] 0x00
7:0 Frequency Tuning Word 6[7:0] 0x00
RAM
Profile 6
(0x14)
63:56 Open 0x00
55:48 RAM Profile 6 address step rate[15:8] 0x00
47:40 RAM Profile 6 address step rate[7:0] 0x00
39:32 RAM Profile 6 waveform end address[9:2] 0x00
31:24
RAM Profile 6 waveform
end address[1:0]
Open
0x00
23:16 RAM Profile 6 waveform start address[9:2] 0x00
15:8 AM Profile 6 waveform
start address[1:0]
Open 0x00
7:0 Open No-dwell
high
Open Zero-
crossing
RAM Profile 6 mode control[2:0] 0x00
Single Tone
Profile 7
(0x15)
63:56 Open Amplitude Scale Factor 7[13:8] 0x00
55:48 Amplitude Scale Factor 7[7:0] 0x00
47:40 Phase Offset Word 7[15:8] 0x00
39:32 Phase Offset Word 7[7:0] 0x00
31:24 Frequency Tuning Word 7[31:24] 0x00
23:16 Frequency Tuning Word 7[23:16] 0x00
15:8
Frequency Tuning Word 7[15:8]
0x00
7:0 Frequency Tuning Word 7[7:0] 0x00
RAM
Profile 7
(0x15)
63:56 Open 0x00
55:48 RAM Profile 7 address step rate[15:8] 0x00
47:40 RAM Profile 7 address step rate[7:0] 0x00
39:32 RAM Profile 7 waveform end address[9:2] 0x00
31:24
RAM Profile 7 waveform
end address[1:0]
Open 0x00
23:16
RAM Profile 7 waveform start address[9:2]
0x00
15:8
RAM Profile 7 waveform
start address[1:0]
Open 0x00
7:0
Open No-dwell
high
Open Zero-
crossing
RAM Profile 7 mode control[2:0] 0x00
RAM (0x16)
31:0
RAM word[31:0]
0x00
1
N/A = not applicable.