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Chengdu Ebyte Electronic Technology Co.,Ltd

E78-400M22S user manual

，

Chengdu Ebyte Electronic Technology Co,;Ltd

10. Package for batch order

Revision history

Version

Date

Description

Issued by

1.0

2019-03-20

Initial version

Ray

1.1

2019-04-01

Error correction

Ray

About us

Website:

www.ebyte.com

Sales:

[email protected]

Support:

[email protected]

Tel: +86-28-61399028 Ext. 812

Fax: +86-28-64146160

Address: Innovation Center B333~D347, 4# XI-XIN road,High-tech district (west), Chengdu, Sichuan,
China

Содержание E78-400M22S

Страница 1: ...E78 400M22S User Manual ASR6501 433 470MHz 22dBm LoRa Wireless Module...

Страница 2: ...meter 3 2 1 Limit parameter 3 2 2 Operating parameter 3 3 Size and pin definition 4 4 Development 5 6 Basic operation 6 6 1 Hardware design 6 7 FAQ 7 7 1 Communication range is too short 7 7 2 Module...

Страница 3: ...ustomize standard LoRaWan and Alibaba linkWan nodes for you 1 2 Features Ultra small size only 14x20mm Under ideal conditions the communication distance can reach 7km Integrated Cypress 32 bit cortex...

Страница 4: ...munication level V 3 3 For 5V TTL it may be at risk of burning down Operating temperature 40 85 Industrial design Operating frequency MHz 410 493 Support ISM band Power consumption Transmitting curren...

Страница 5: ...nnected to the power reference ground 2 VCC Power supply range 2 5 3 7v external ceramic filter capacitor is recommended 3 SETB Input output Ground wire connected to the power reference ground 4 DIO1...

Страница 6: ...GND Ground wire connected to the power reference ground 25 SPI_MISO Input output SPI MISO test point internally connected cannot be used as external SPI 26 SPI_NSS Input output SPI NSS test point inte...

Страница 7: ...tic interference large part High frequency digital wiring high frequency analog wiring and power supply wiring must avoid the Bottom of the module If it is really necessary to pass the Bottom of the m...

Страница 8: ...testing near the sea The signal will be affected when the antenna is near metal object or put in a metal case Power register was set incorrectly air data rate is set as too high the higher the air dat...

Страница 9: ...at temperature max Tsmax Mx preheating temp 150 200 Preheat Time Tsmin to Tsmax ts Preheating time 60 120 sec 60 120 sec Average ramp up rate Tsmax to Tp Average ramp up rate 3 second max 3 second max...

Страница 10: ...lexible omnidirectional TX433 JWG 7 Rubber antenna 433M SMA J 2 5 75mm Flexible omnidirectional TX433 JK 20 Rubber antenna 433M SMA J 3 210mm Flexible omnidirectional TX433 JK 11 Rubber antenna 433M S...

Страница 11: ...order Revision history Version Date Description Issued by 1 0 2019 03 20 Initial version Ray 1 1 2019 04 01 Error correction Ray About us Website www ebyte com Sales info cdebyte com Support support...

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