Texas Instruments AFE79 Series - 2.14.14 Register A4 h (offset = A4 h) [reset = 0 h]; 2.14.15 Register A5 h (offset = A5 h) [reset = 0 h]; 2.14.16 Register A6 h (offset = A6 h) [reset = 0 h]; 2.14.17 Register A7 h (offset = A7 h) [reset = 0 h]

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Serial Interface Register Maps
2.14.14 Register A4h (offset = A4h) [reset = 0h]
Figure 2-1897. Register A4h
7 6 5 4 3 2 1 0
FB_DDC_NCO1_FCW[7:0]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1911. Register A4 Field Descriptions
Bit Field Type Reset Description
7-0
FB_DDC_NCO1_F
CW[7:0]
R/W 0h
Frequency control word (FCW) for nco1.
The System Configuration Macros automatically configure this.
2.14.15 Register A5h (offset = A5h) [reset = 0h]
Figure 2-1898. Register A5h
7 6 5 4 3 2 1 0
FB_DDC_NCO1_FCW[15:8]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1912. Register A5 Field Descriptions
Bit Field Type Reset Description
7-0
FB_DDC_NCO1_F
CW[15:8]
R/W 0h
Frequency control word (FCW) for nco1.
The System Configuration Macros automatically configure this.
2.14.16 Register A6h (offset = A6h) [reset = 0h]
Figure 2-1899. Register A6h
7 6 5 4 3 2 1 0
FB_DDC_NCO1_FCW[23:16]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1913. Register A6 Field Descriptions
Bit Field Type Reset Description
7-0
FB_DDC_NCO1_F
CW[23:16]
R/W 0h
Frequency control word (FCW) for nco1.
The System Configuration Macros automatically configure this.
2.14.17 Register A7h (offset = A7h) [reset = 0h]
Figure 2-1900. Register A7h
7 6 5 4 3 2 1 0
FB_DDC_NCO1_FCW[31:24]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset