NRF52811-QCAA-R7 datasheet(364/444 Pages) NORDIC

364 / 444 page

Peripherals

TXD

(signal)

PSELSDA

PSELSCK

PSELSDA

RXD

(signal)

WRITE

SUSPEND

RESUME

RAM

EasyDMA

RXD.PTR

TXD.PTR

RXD+2

RXD+n

RXD+1

RXD

TXD+2

TXD+n

TXD+1

TXD

READ

STOPPED

PREPARETX

PREPARERX

Figure 137: TWI slave with EasyDMA

A typical TWI setup consists of one master and one or more slaves. For an example, see A typical TWI

setup comprising one master and three slaves on page 364. TWIS is only able to operate with a single

master on the TWI bus.

TWI master

TWI slave

(Sensor)

Address = b1011000

TWI slave

(TWIS)

Address = b1011011

SCL

TWI slave

(EEPROM)

Address = b1011001

SCL

VDD

SDA

SCL

SDA

Figure 138: A typical TWI setup comprising one master and three slaves

The TWI slave state machine is illustrated in TWI slave state machine on page 365 and TWI slave state

machine symbols on page 365 is explaining the different symbols used in the state machine.

4454_140 v1.0

364

NRF52811-QCAA-R7 Datasheet(PDF) 364 Page - Nordic Semiconductor

NRF52811-QCAA-R7 Datasheet(HTML) 364 Page - Nordic Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL