Texas Instruments AFE79 Series - 2.12.32 Register 125 h (offset = 125 h) [reset = 0 h]; 2.12.33 Register 126 h (offset = 126 h) [reset = 0 h]; 2.12.34 Register 127 h (offset = 127 h) [reset = 8 h]

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Serial Interface Register Maps
2.12.32 Register 125h (offset = 125h) [reset = 0h]
Figure 2-1235. Register 125h
7 6 5 4 3 2 1 0
TX_DUC_BAND0_MIXER1_NCO1_FRAC_FCW_NUM[15:8]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1247. Register 125 Field Descriptions
Bit Field Type Reset Description
7-0
TX_DUC_BAND0_
MIXER1_NCO1_F
RAC_FCW_NUM[1
5:8]
R/W 0h
Numerator of the fractional fequency control word for nco1 of
band0 in Mixer 1. Signed number.
2.12.33 Register 126h (offset = 126h) [reset = 0h]
Figure 2-1236. Register 126h
7 6 5 4 3 2 1 0
TX_DUC_BAND0_MIXER1_NCO1_FRAC_FCW_DEN[7:0]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1248. Register 126 Field Descriptions
Bit Field Type Reset Description
7-0
TX_DUC_BAND0_
MIXER1_NCO1_F
RAC_FCW_DEN[7:
0]
R/W 0h
Denominator of the fractional fequency control word for nco1
of band0 in Mixer1. Unsigned number.
2.12.34 Register 127h (offset = 127h) [reset = 8h]
Figure 2-1237. Register 127h
7 6 5 4 3 2 1 0
TX_DUC_BAND0_MIXER1_NCO1_FRAC_FCW_DEN[15:8]
R/W-8h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1249. Register 127 Field Descriptions
Bit Field Type Reset Description
7-0
TX_DUC_BAND0_
MIXER1_NCO1_F
RAC_FCW_DEN[1
5:8]
R/W 8h
Denominator of the fractional fequency control word for nco1
of band0 in Mixer1. Unsigned number.