Texas Instruments AFE79 Series - 2.3.107 Register B7 h (offset = B7 h) [reset = 0 h]; 2.3.108 Register BCh (offset = BCh) [reset = E4 h]

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SBAU337–May 2020
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Serial Interface Register Maps
Table 2-150. Register B6 Field Descriptions (continued)
Bit Field Type Reset Description
4-4
TDD_FB_ON_A_2
R1F_CD_MASK
R/W 0h
Used to derive TDD switching signal the decides RX/FB data
going on the lanes, for 2R1F_CD instance
If the fb data has fbab information then set the register to 1
0 : mask
1 : fb_on_a
3-3
TDD_RX_ON_D_2
R1F_CD_MASK
R/W 0h
Used to derive TDD switching signal the decides RX/FB data
going on the lanes, for 2R1F_CD instance
If the rx data has rxd information then set the register to 1
0 : mask
1 : rx_on_d
2-2
TDD_RX_ON_C_2
R1F_CD_MASK
R/W 1h
Used to derive TDD switching signal the decides RX/FB data
going on the lanes, for 2R1F_CD instance
If the rx data has rxc information then set the register to 1
0 : mask
1 : rx_on_c
1-1
TDD_RX_ON_B_2
R1F_CD_MASK
R/W 0h
Used to derive TDD switching signal the decides RX/FB data
going on the lanes, for 2R1F_CD instance
If the rx data has rxb information then set the register to 1
0 : mask
1 : rx_on_b
0-0
TDD_RX_ON_A_2
R1F_CD_MASK
R/W 0h
Used to derive TDD switching signal the decides RX/FB data
going on the lanes, for 2R1F_CD instance
If the rx data has rxa information then set the register to 1
0 : mask
1 : rx_on_a
2.3.107 Register B7h (offset = B7h) [reset = 0h]
Figure 2-148. Register B7h
7 6 5 4 3 2 1 0
TDD_FB_DYN_
SWITCH_PRIO
RITYSWAP_2R
1F_CD
TDD_RX_PRIO
RITY_DIS_2R1
F_CD
R/W-0h R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-151. Register B7 Field Descriptions
Bit Field Type Reset Description
2-2
TDD_FB_DYN_SW
ITCH_PRIORITYS
WAP_2R1F_CD
R/W 0h
by default, to 2R1F1, fb_dyn_switch from fb_on_ab has higher
prirority over fb_on_cd. Set this bit to swap the priority
0 : fb_on_cd
1 : fb_on_ab
0-0
TDD_RX_PRIORIT
Y_DIS_2R1F_CD
R/W 0h
by default, rx_on_cd has higher prirority over fb_on_cd. Set
this bit to swap the priority
0 : rx_on signals used for TDD
1 : fb_on signals used for TDD
2.3.108 Register BCh (offset = BCh) [reset = E4h]
Figure 2-149. Register BCh
7 6 5 4 3 2 1 0
TDD_TX_ON_D_2T_AB_MUX_S
EL
TDD_TX_ON_C_2T_AB_MUX_S
EL
TDD_TX_ON_B_2T_AB_MUX_S
EL
TDD_TX_ON_A_2T_AB_MUX_S
EL
R/W-3h R/W-2h R/W-1h R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset