ADXL343 查看數據表（PDF） - Analog Devices

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ADXL343

3-Axis, ±2 g/±4 g/±8 g/±16 g Digital MEMS Accelerometer

Analog Devices 

ADXL343

CS

SCLK

SDI

SDO

tDELAY

tSCLK

tM

tS

tSETUP

tHOLD

W

X

MB

tSDO

X

A5

A0

ADDRESS BITS

X

X

Figure 27. SPI 4-Wire Write

D7

DATA BITS

X

Data Sheet

tQUIET

tCS,DIS

D0

tDIS

X

CS

SCLK

SDI

SDO

tDELAY

tSCLK

tM

tS

tSETUP

tHOLD

R

X

MB

tSDO

X

A5

ADDRESS BITS

X

A0

X

X

D7

Figure 28. SPI 4-Wire Read

DATA BITS

tQUIET

tCS,DIS

X

tDIS

D0

CS

tDELAY

tSCLK

tM

tS

SCLK

tSETUP

tHOLD

SDIO

R/W

MB

A5

tSDO

A0

D7

SDO

NOTES

1. tSDO IS ONLY PRESENT DURING READS.

ADDRESS BITS

DATA BITS

Figure 29. SPI 3-Wire Read/Write

tQUIET

D0

tCS,DIS

Rev. 0 | Page 14 of 36

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