Texas Instruments AFE79 Series - 2.16.94 Register 27 Ch (offset = 27 Ch) [reset = 1 h]; 2.16.95 Register 27 Dh (offset = 27 Dh) [reset = 2 h]; 2.16.96 Register 27 Eh (offset = 27 Eh) [reset = 0 h]

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SBAU337–May 2020
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Serial Interface Register Maps
Table 2-2372. Register 27A Field Descriptions
Bit Field Type Reset Description
1-0
ODRIV_DS_GPIO_
30
R/W 0h
output buffer drive strength.
Unused as this is fixed IO
2.16.94 Register 27Ch (offset = 27Ch) [reset = 1h]
Figure 2-2357. Register 27Ch
7 6 5 4 3 2 1 0
PULL_CTRL_GPIO_31
R/W-1h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2373. Register 27C Field Descriptions
Bit Field Type Reset Description
2-0
PULL_CTRL_GPIO
_31
R/W 1h
Bit 0 indicates Pull up enable.
Bit <1> Indicates Pull value.
Bit <2> is unused.
2.16.95 Register 27Dh (offset = 27Dh) [reset = 2h]
Figure 2-2358. Register 27Dh
7 6 5 4 3 2 1 0
IBUF_ST_GPIO_31
R/W-2h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2374. Register 27D Field Descriptions
Bit Field Type Reset Description
1-0
IBUF_ST_GPIO_3
1
R/W 2h Input buffer signal strength
2.16.96 Register 27Eh (offset = 27Eh) [reset = 0h]
Figure 2-2359. Register 27Eh
7 6 5 4 3 2 1 0
ODRIV_DS_GPIO_31
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2375. Register 27E Field Descriptions
Bit Field Type Reset Description
1-0
ODRIV_DS_GPIO_
31
R/W 0h output buffer drive strength.