A6 GSM modules not responding to AT command

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Re: A6 GSM modules not responding to AT command

By emmanuel ajaero
- Fri Jan 31, 2020 2:05 am #85510 Dr Bees I don't think that is the case the U_TXD and the U_RXD should be connected to the RXD and TXD of the host respectively, because at startup the module sends information to the terminal. the problem I believe by sending a particular AT command that will enable the module to send a reply on receiving an AT command
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