Texas Instruments AFE79 Series - 2.16.41 Register 235 h (offset = 235 h) [reset = 2 h]; 2.16.42 Register 236 h (offset = 236 h) [reset = 0 h]; 2.16.43 Register 238 h (offset = 238 h) [reset = 1 h]; 2.16.44 Register 239 h (offset = 239 h) [reset = 2 h]

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SBAU337–May 2020
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Serial Interface Register Maps
2.16.41 Register 235h (offset = 235h) [reset = 2h]
Figure 2-2304. Register 235h
7 6 5 4 3 2 1 0
IBUF_ST_GPIO_13
R/W-2h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2320. Register 235 Field Descriptions
Bit Field Type Reset Description
1-0
IBUF_ST_GPIO_1
3
R/W 2h Input buffer signal strength
2.16.42 Register 236h (offset = 236h) [reset = 0h]
Figure 2-2305. Register 236h
7 6 5 4 3 2 1 0
ODRIV_DS_GPIO_13
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2321. Register 236 Field Descriptions
Bit Field Type Reset Description
1-0
ODRIV_DS_GPIO_
13
R/W 0h output buffer drive strength.
2.16.43 Register 238h (offset = 238h) [reset = 1h]
Figure 2-2306. Register 238h
7 6 5 4 3 2 1 0
PULL_CTRL_GPIO_14
R/W-1h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2322. Register 238 Field Descriptions
Bit Field Type Reset Description
2-0
PULL_CTRL_GPIO
_14
R/W 1h
Bit 0 indicates Pull up enable.
Bit <1> Indicates Pull value.
Bit <2> is unused.
2.16.44 Register 239h (offset = 239h) [reset = 2h]
Figure 2-2307. Register 239h
7 6 5 4 3 2 1 0
IBUF_ST_GPIO_14
R/W-2h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset