NRF52811-QCAA-R datasheet(122/444 Pages) NORDIC

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Peripherals

Bit number

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

E E

D D D

C C B A

Reset 0x00000002

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0

Access

Field

Value ID

Value

Description

Disconnect

Disconnect input buffer

RW PULL

Pull configuration

Disabled

No pull

Pulldown

Pull down on pin

Pullup

Pull up on pin

RW DRIVE

Drive configuration

S0S1

Standard '0', standard '1'

H0S1

High drive '0', standard '1'

S0H1

Standard '0', high drive '1'

H0H1

High drive '0', high 'drive '1''

D0S1

Disconnect '0' standard '1' (normally used for wired-or

connections)

D0H1

Disconnect '0', high drive '1' (normally used for wired-or

connections)

S0D1

Standard '0'. disconnect '1' (normally used for wired-and

connections)

H0D1

High drive '0', disconnect '1' (normally used for wired-and

connections)

RW SENSE

Pin sensing mechanism

Disabled

High

Sense for high level

Low

Sense for low level

6.8.3 Electrical specification

6.8.3.1 GPIO Electrical Specification

Symbol

Description

Min.

Typ.

Max.

Units

VIH

Input high voltage

0.7 x

VDD

VIL

Input low voltage

VSS

0.3 x

VDD

VOH,SD

Output high voltage, standard drive, 0.5 mA, VDD ≥1.7

VDD-0.4

VDD

VOH,HDH

Output high voltage, high drive, 5 mA, VDD >= 2.7 V

VDD-0.4

VDD

VOH,HDL

Output high voltage, high drive, 3 mA, VDD >= 1.7 V

VDD-0.4

VDD

VOL,SD

Output low voltage, standard drive, 0.5 mA, VDD ≥1.7

VSS

VSS+0.4 V

VOL,HDH

Output low voltage, high drive, 5 mA, VDD >= 2.7 V

VSS

VSS+0.4 V

VOL,HDL

Output low voltage, high drive, 3 mA, VDD >= 1.7 V

VSS

VSS+0.4 V

IOL,SD

Current at VSS+0.4 V, output set low, standard drive, VDD

≥1.7

IOL,HDH

Current at VSS+0.4 V, output set low, high drive, VDD >= 2.7

IOL,HDL

Current at VSS+0.4 V, output set low, high drive, VDD >= 1.7

IOH,SD

Current at VDD-0.4 V, output set high, standard drive, VDD

≥1.7

IOH,HDH

Current at VDD-0.4 V, output set high, high drive, VDD >= 2.7

4454_140 v1.0

122

NRF52811-QCAA-R Datasheet(PDF) 122 Page - Nordic Semiconductor

NRF52811-QCAA-R Datasheet(HTML) 122 Page - Nordic Semiconductor

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