Texas Instruments AFE79 Series Programming & User Manual page 1005

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Bit Field
1-0 IBUF_ST_GPIO_7
2.16.24 Register 21Eh (offset = 21Eh) [reset = 0h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
ODRIV_DS_GPIO_
1-0
7
2.16.25 Register 220h (offset = 220h) [reset = 1h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
PULL_CTRL_GPIO
2-0
_8
2.16.26 Register 221h (offset = 221h) [reset = 2h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
1-0 IBUF_ST_GPIO_8
SBAU337 – May 2020
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Table 2-2302. Register 21D Field Descriptions
Type Reset
R/W 2h
Figure 2-2287. Register 21Eh
5 4
Table 2-2303. Register 21E Field Descriptions
Type Reset
R/W 0h
Figure 2-2288. Register 220h
5 4
Table 2-2304. Register 220 Field Descriptions
Type Reset
R/W 1h
Figure 2-2289. Register 221h
5 4
Table 2-2305. Register 221 Field Descriptions
Type Reset
R/W 2h
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Description
Input buffer signal strength
3 2
Description
output buffer drive strength.
3 2
PULL_CTRL_GPIO_8
Description
Bit 0 indicates Pull up enable.
Bit <1> Indicates Pull value.
Bit <2> is unused.
3 2
Description
Input buffer signal strength
Serial Interface Register Maps
IO Wrap Register Map
1 0
ODRIV_DS_GPIO_7
R/W-0h
1 0
R/W-1h
1 0
IBUF_ST_GPIO_8
R/W-2h
1005