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LTE CATM1, NB IoT, 4G, 3G, 2G GSM shields frequent ask question (FAQ) section

 
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LTE CATM1, NB IoT, 4G, 3G, 2G GSM shields FAQ table of content

 

Modem power FAQs

powering hints for LTE CATM1, NB IoT, 4G, 3G, 2G GSM shields

MODULAR MODEMS 5V POWERING COMMON ERRORS. ... I power my modular modem from 5V power source... the LiPO LED (RED) starts flashing quickly ... my modem SHUTDOWN unexpectedly...


 

 

SIM related FAQs

SIM card for LTE CATM1, NB IoT, 4G, 3G, 2G GSM shields

SIM card PIN CODE removal how to. itbrainpower.net demo code require SIM without PIN code verification. My SIM card require PIN code check....

SIM card sizes and types. What SIM card type to use with itbrainpower.net shields.

Breakable SIM read failure. Fit breakable SIMs [2FF, 3FF and 4FF in one SIM] with itbrainpower.net modular modems [c-uGSM, h-nanoGSM, d-u3G and l-LTE] - workaround.


 

 

Serial [UART] related FAQs

UART signals for LTE CATM1, NB IoT, 4G, 3G, 2G GSM shields

shields UART fail to communicate with.... What to double check in order to have proper UART connectivity....


 

 

And many more, available soon...

 

 

 

 

 

 



document version 1.011 / 2019-05-04 © R&D Software Solutions srl