Sundance SMT399-160 - Manual (Page 28)

1 RAM Segment 0 Address Ramp Rate[15:8]
Default ‘00000000’
5.4.19 DDS0 Register – 0x12 – RAM Segment Control Word
0.
For more details, refer to AD9954 datasheet.
DDS0 Register – 0x12 – RAM Segment Control Word 0
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 RAM Segment 0 Address Ramp Rate[7:0]
Default ‘00000000’
1 Not Used
Default ‘00000000’
5.4.20 DDS0 Register – 0x13 – RAM Segment Control Word
1.
For more details, refer to AD9954 datasheet.
DDS0 Register – 0x13 – RAM Segment Control Word 1
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 RAM Segment 1 Mode Control No Dwell
Active
RAM Segment 1 Beginning Address[9:6]
Default ‘000’ ‘0’ ‘0000’
1 RAM Segment 1 Beginning Address[5:0] RAM Segment 1 Final
Address[9:8]
Default ‘000000’ ‘00’
5.4.21 DDS0 Register – 0x14 – RAM Segment Control Word
1.
For more details, refer to AD9954 datasheet.
DDS0 Register – 0x14 – RAM Segment Control Word 1
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 RAM Segment 1 Final Address[7:0]
Default ‘00000000’
1 RAM Segment 1 Address Ramp Rate[15:8]
Default ‘00000000’
5.4.22 DDS0 Register – 0x15 – RAM Segment Control Word
1.
For more details, refer to AD9954 datasheet.
DDS0 Register – 0x15 – RAM Segment Control Word 1
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 RAM Segment 1 Address Ramp Rate[7:0]
Default ‘00000000’
1 Not Used
Default ‘00000000’
User Manual SMT399-160 Page 28 of 39 Last Edited: 24/05/2007 17:12:00