Rainbow Electronics MAX31723 User Manual

Page 4

Advertising
background image

MAX31722/MAX31723

Digital Thermometers and Thermostats

with SPI/3-Wire Interface

4

Figure 1. Timing Diagram: 3-Wire Read Data Transfer

Figure 2. Timing Diagram: 3-Wire Write Data Transfer

CE

WRITE ADDRESS BYTE

*I/O IS SDI AND SDO CONNECTED TOGETHER.

READ DATA BIT

t

CC

t

DC

A0

A1

A7

D0

D1

t

CDH

t

CDD

t

CCZ

t

CDZ

t

CDD

SCLK

I/O*

CE

*I/O IS SDI AND SDO CONNECTED TOGETHER.

SCLK

I/O*

t

CC

t

CL

t

R

t

F

t

CCH

t

CWH

t

DC

t

CDH

t

CH

WRITE ADDRESS BYTE

WRITE DATA

A0

A1

A7

D0

Advertising