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SPI
SPI
SPI
SPI Interface
Product
Product
Product
Product Features
Features
Features: : : :
Features
Support UART/SPI two communication interface, user can freely choose
according to demand.
� UART communication mode, please refer to "USR-WIFI232 Low Power
WiFi Module User Manual V2.1"
� � � � SPI communication, please refer to this documentation
Jinan USR IOT Technology Limited
USR-WIFI232-G2 SPI Interface User Manual
USR-WIFI232-G2
USR-WIFI232-G2
USR-WIFI232-G2
USR-WIFI232-G2
Interface
Interface User
Interface
User
Manual
User Manual
User
Manual
Manual V1.0
Page 1 of 3
http://en.usr.cn
V1.0
V1.0
V1.0
tec@usr.cn
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Table of Contents
Related Manuals for Usr USR-WIFI232-G2
Summary of Contents for Usr USR-WIFI232-G2
- Page 1 Features: : : : Support UART/SPI two communication interface, user can freely choose according to demand. � UART communication mode, please refer to "USR-WIFI232 Low Power WiFi Module User Manual V2.1" � � � � SPI communication, please refer to this documentation...
- Page 2 USR-WIFI232-G2 SPI Interface User Manual http://en.usr.cn 1、Function Description The USR-WIFI232-G2 module supports SPI data communication mode, the module connect with SPI device via 5 pin, using interrupt trigger level to support different clock polarity and phase four transmission modes, up to 6MHz rate.
- Page 3 USR-WIFI232-G2 SPI Interface User Manual http://en.usr.cn 1.2 SPI Function Switch Method Description Use AT command “AT+SPIEN=on” to open SPI mode, use “AT+SPIP” set parameters. � AT+ SPIEN set SPI mode, restart to effect, UART will automatic close � AT+SPIP set SPI parameters; master mode, transmission mode, clock frequency AT+SPIP=<ms, mode, frequency><CR>...
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