Texas Instruments AFE79 Series - 2.14.11 Register A1 h (offset = A1 h) [reset = 0 h]; 2.14.12 Register A2 h (offset = A2 h) [reset = 0 h]; 2.14.13 Register A3 h (offset = A3 h) [reset = 0 h]

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Serial Interface Register Maps
Table 2-1907. Register A0 Field Descriptions
Bit Field Type Reset Description
7-0
FB_DDC_NCO0_F
CW[7:0]
R/W 0h
Frequency control word (FCW) for nco0.
The System Configuration Macros automatically configure this.
2.14.11 Register A1h (offset = A1h) [reset = 0h]
Figure 2-1894. Register A1h
7 6 5 4 3 2 1 0
FB_DDC_NCO0_FCW[15:8]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1908. Register A1 Field Descriptions
Bit Field Type Reset Description
7-0
FB_DDC_NCO0_F
CW[15:8]
R/W 0h
Frequency control word (FCW) for nco0.
The System Configuration Macros automatically configure this.
2.14.12 Register A2h (offset = A2h) [reset = 0h]
Figure 2-1895. Register A2h
7 6 5 4 3 2 1 0
FB_DDC_NCO0_FCW[23:16]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1909. Register A2 Field Descriptions
Bit Field Type Reset Description
7-0
FB_DDC_NCO0_F
CW[23:16]
R/W 0h
Frequency control word (FCW) for nco0.
The System Configuration Macros automatically configure this.
2.14.13 Register A3h (offset = A3h) [reset = 0h]
Figure 2-1896. Register A3h
7 6 5 4 3 2 1 0
FB_DDC_NCO0_FCW[31:24]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1910. Register A3 Field Descriptions
Bit Field Type Reset Description
7-0
FB_DDC_NCO0_F
CW[31:24]
R/W 0h
Frequency control word (FCW) for nco0.
The System Configuration Macros automatically configure this.