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FB Top Register Map
2.14.21 Register ABh (offset = ABh) [reset = 0h]
7
6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit
Field
FB_DDC_NCO2_F
7-0
CW[31:24]
2.14.22 Register ACh (offset = ACh) [reset = 0h]
7
6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit
Field
FB_DDC_NCO3_F
7-0
CW[7:0]
2.14.23 Register ADh (offset = ADh) [reset = 0h]
7
6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit
Field
FB_DDC_NCO3_F
7-0
CW[15:8]
2.14.24 Register AEh (offset = AEh) [reset = 0h]
7
6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
866
Serial Interface Register Maps
Figure 2-1904. Register ABh
5
4
FB_DDC_NCO2_FCW[31:24]
R/W-0h
Table 2-1918. Register AB Field Descriptions
Type
Reset
R/W
0h
Figure 2-1905. Register ACh
5
4
FB_DDC_NCO3_FCW[7:0]
R/W-0h
Table 2-1919. Register AC Field Descriptions
Type
Reset
R/W
0h
Figure 2-1906. Register ADh
5
4
FB_DDC_NCO3_FCW[15:8]
R/W-0h
Table 2-1920. Register AD Field Descriptions
Type
Reset
R/W
0h
Figure 2-1907. Register AEh
5
4
FB_DDC_NCO3_FCW[23:16]
R/W-0h
Copyright © 2020, Texas Instruments Incorporated
3
2
Description
Frequency control word (FCW) for nco2.
The System Configuration Macros automatically configure this.
3
2
Description
Frequency control word (FCW) for nco3.
The System Configuration Macros automatically configure this.
3
2
Description
Frequency control word (FCW) for nco3.
The System Configuration Macros automatically configure this.
3
2
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SBAU337 – May 2020
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