Texas Instruments AFE79 Series - 2.16.376 Register 50 Fh (offset = 50 Fh) [reset = 0 h]; 2.16.377 Register 510 h (offset = 510 h) [reset = 1 h]; 2.16.378 Register 513 h (offset = 513 h) [reset = 0 h]

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SBAU337–May 2020
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Serial Interface Register Maps
2.16.376 Register 50Fh (offset = 50Fh) [reset = 0h]
Figure 2-2639. Register 50Fh
7 6 5 4 3 2 1 0
ACTIV_BIR_DIR_CTRL_GPIO_67 reserved
R/W-0h R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2655. Register 50F Field Descriptions
Bit Field Type Reset Description
3-1
ACTIV_BIR_DIR_C
TRL_GPIO_67
R/W 0h
Control to indicate whether the GPIO_67 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
2.16.377 Register 510h (offset = 510h) [reset = 1h]
Figure 2-2640. Register 510h
7 6 5 4 3 2 1 0
reserved reserved BUF_DIR_CTRL_GPIO_68
R/W-0h R/W-0h R/W-1h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2656. Register 510 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_68
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
2.16.378 Register 513h (offset = 513h) [reset = 0h]
Figure 2-2641. Register 513h
7 6 5 4 3 2 1 0
ACTIV_BIR_DIR_CTRL_GPIO_68 reserved
R/W-0h R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset