ESP8266 Forum • Serial Communication Error - Everything ESP8266

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Serial Communication Error

Posted: Wed Oct 14, 2015 6:21 am

by Bharat Surani

Hello all

When I send "AT" command from my controller through UART @115200, device is replying "_" on terminal window.

What should I do?

Re: Serial Communication Error

Posted: Thu Oct 15, 2015 12:31 am

by Bharat Surani

sometimes is replying "AT" while sending "AT", I mean to say whatever data is being sent, it is replying the same data.

Re: Serial Communication Error

Posted: Thu Oct 22, 2015 3:29 am

by fdufnews

Are you sure your module is talking at 115200?