DS1720SSLASHT&R datasheet(10/14 Pages) MAXIM

tên linh kiện	DS1720S/T&R

Giải thích chi tiết về linh kiện	ECON-Digital Thermometer and Thermostat

PDF	14 Pages

Scroll/Zoom	100%

nhà sản xuất	MAXIM [Maxim Integrated Products]

Trang chủ	https://www.maximintegrated.com/en.html

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DS1720

10 of 14

FUNCTION EXAMPLE

Example: CPU sets up DS1720 for continuous conversion and thermostatic function.

CPU MODE

DS1720 MODE

(3-WIRE)

DATA (LSB FIRST)

COMMENTS

0Ch

TCPU issues Write Config command

00h

CPU sets DS1720 up for continuous

conversion

Toggle RST

CPU issues Reset to DS1720

01h

CPU issues Write TH command

0050h

CPU sends data for TH limit of +40°C

Toggle RST

CPU issues Reset to DS1720

02h

CPU issues Write TL command

0014h

CPU sends data for TL limit of +10°C

Toggle RST

CPU issues Reset to DS1720

A1h

CPU issues Read TH command

0050h

DS1720 sends back stored value of TH

for CPU to verify

Toggle RST

CPU issues Reset to DS1720

A2h

CPU issues Read TL command

0014h

DS1720 sends back stored value of TL

for CPU to verify

Toggle RST

RST CPU issues Reset to DS1720

EEh

CPU issues Start Convert T command

Toggle RST

CPU issues Reset to DS1720

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