Texas Instruments AFE79 Series User Manual

IO Wrap Register Map www.ti.com
1090
SBAU337–May 2020
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Serial Interface Register Maps
Table 2-2577. Register 473 Field Descriptions
Bit Field Type Reset Description
3-1
ACTIV_BIR_DIR_C
TRL_GPIO_28
R/W 0h
Control to indicate whether the GPIO_28 needs dynamic
ouptu t enabling.
0 to 3 --> Static direction
4 --> Use the IO for 3 pin SPI B2 SDIO.
5 --> Use the IO for 4 pin SPI B2 SDO
6 --> Use the IO for 3 pin SPI B1 SDIO.
7 --> use the IO for 4 pin SPI B1 SDO.
0-0 reserved R/W 0h
2.16.299 Register 474h (offset = 474h) [reset = 1h]
Figure 2-2562. Register 474h
7 6 5 4 3 2 1 0
reserved reserved BUF_DIR_CTRL_GPIO_29
R/W-0h R/W-0h R/W-1h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2578. Register 474 Field Descriptions
Bit Field Type Reset Description
7-5 reserved R/W 0h
4-2 reserved R/W 0h
1-0
BUF_DIR_CTRL_G
PIO_29
R/W 1h
Controls the direction of GPIO
0 both input and output are not selected.. can be used for
analog
1 input mode
2 output mode
3 shouldnt be used
2.16.300 Register 477h (offset = 477h) [reset = 0h]
Figure 2-2563. Register 477h
7 6 5 4 3 2 1 0
ACTIV_BIR_DIR_CTRL_GPIO_29 reserved
R/W-0h R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2579. Register 477 Field Descriptions
Bit Field Type Reset Description
3-1
ACTIV_BIR_DIR_C
TRL_GPIO_29
R/W 0h
Control to indicate whether the GPIO_29 needs dynamic
ouptu t enabling.
0 to 3 --> Static direction
4 --> Use the IO for 3 pin SPI B2 SDIO.
5 --> Use the IO for 4 pin SPI B2 SDO
6 --> Use the IO for 3 pin SPI B1 SDIO.
7 --> use the IO for 4 pin SPI B1 SDO.
0-0 reserved R/W 0h

Texas Instruments AFE79 Series Specifications

General

Brand	Texas Instruments
Model	AFE79 Series
Category	Control Unit
Language	English