Texas Instruments AFE79 Series - 2.16.76 Register 264 h (offset = 264 h) [reset = 3 h]; 2.16.77 Register 265 h (offset = 265 h) [reset = 2 h]; 2.16.78 Register 266 h (offset = 266 h) [reset = 0 h]; 2.16.79 Register 268 h (offset = 268 h) [reset = 1 h]

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SBAU337–May 2020
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Serial Interface Register Maps
2.16.76 Register 264h (offset = 264h) [reset = 3h]
Figure 2-2339. Register 264h
7 6 5 4 3 2 1 0
PULL_CTRL_GPIO_25
R/W-3h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2355. Register 264 Field Descriptions
Bit Field Type Reset Description
2-0
PULL_CTRL_GPIO
_25
R/W 3h
Bit 0 indicates Pull up enable.
Bit <1> Indicates Pull value.
Bit <2> is unused.
2.16.77 Register 265h (offset = 265h) [reset = 2h]
Figure 2-2340. Register 265h
7 6 5 4 3 2 1 0
IBUF_ST_GPIO_25
R/W-2h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2356. Register 265 Field Descriptions
Bit Field Type Reset Description
1-0
IBUF_ST_GPIO_2
5
R/W 2h
Input buffer signal strength
Unused as this is fixed IO
2.16.78 Register 266h (offset = 266h) [reset = 0h]
Figure 2-2341. Register 266h
7 6 5 4 3 2 1 0
ODRIV_DS_GPIO_25
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2357. Register 266 Field Descriptions
Bit Field Type Reset Description
1-0
ODRIV_DS_GPIO_
25
R/W 0h
output buffer drive strength.
Unused as this is fixed IO
2.16.79 Register 268h (offset = 268h) [reset = 1h]
Figure 2-2342. Register 268h
7 6 5 4 3 2 1 0
PULL_CTRL_GPIO_26
R/W-1h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset