ADC JESD Register Map
380
SBAU337 – May 2020
Copyright © 2020, Texas Instruments Incorporated
Serial Interface Register Maps
Table 2-513. Register 31 Field Descriptions (continued)
Bit
Field
Type
Reset
Description
6-4
SWAP_SAMPLES_
FB_VAL
R/W
0h
swapping the samples in fb path through SPI.
DONT_SWAP = 3'd0;
SWAP_23_WITH_45 = 3'd1;
SWAP_15_WITH_26 = 3'd2;
SWAP_1_WITH_2 = 3'd3;
SWAP_5_WITH_6 = 3'd4;
PICK_02461357 = 3'd5;
PICK_04152637 = 3'd6;
3-3
SWAP_SAMPLES_
RX_OVR
R/W
0h
To be set to override internal swapping logic with SPI based
through mem_swap_samples_rx_val
2-0
SWAP_SAMPLES_
RX_VAL
R/W
0h
swapping the samples in rx path through SPI.
DONT_SWAP = 3'd0;
SWAP_23_WITH_45 = 3'd1;
SWAP_15_WITH_26 = 3'd2;
SWAP_1_WITH_2 = 3'd3;
SWAP_5_WITH_6 = 3'd4;
PICK_02461357 = 3'd5;
PICK_04152637 = 3'd6;
2.5.13 Register 32h (offset = 32h) [reset = 0h]
Figure 2-509. Register 32h
7
6
5
4
3
2
1
0
0
0
0
0
0
0
FB_DATA_DU
PLICATE_OVR
_EN
FB_DATA_DU
PLICATE_EN
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-514. Register 32 Field Descriptions
Bit
Field
Type
Reset
Description
7-2
0
R/W
0h
Must read or write 0
1-1
FB_DATA_DUPLIC
ATE_OVR_EN
R/W
0h
To override default fb data duplicate mode. By default, fb data
duplicate mode is computed from mapper LMFS mode.
0-0
FB_DATA_DUPLIC
ATE_EN
R/W
0h
When fb_data_duplicate_ovr_en is 1, this value is used
instead of functionally computed duplicate en.
2.5.14 Register 33h (offset = 33h) [reset = 7h]
Figure 2-510. Register 33h
7
6
5
4
3
2
1
0
0
0
0
0
0
FB_USE_MAP
PER_ALIGN_B
0_OVR
RX2_USE_MA
PPER_ALIGN_
B0_OVR
RX1_USE_MA
PPER_ALIGN_
B0_OVR
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-0h
R/W-1h
R/W-1h
R/W-1h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-515. Register 33 Field Descriptions
Bit
Field
Type
Reset
Description
7-3
0
R/W
0h
Must read or write 0
2-2
FB_USE_MAPPER
_ALIGN_B0_OVR
R/W
1h
Not recommended to be set by the user. Should be 1