is it possible to switch internet connection from esp8266 wifi module to gsm sim 900A internet if the arduino detects that the esp have no internet connection and vise versa? Thanks
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yes, it is possible. – jsotola Feb 28 '20 at 15:03
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Thank you!, can you guide me how to do it? I'm stuck in this situation, please – Time Gold Feb 28 '20 at 15:11
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1What did you try and what happened? Show your code please! – StarCat Feb 28 '20 at 15:18
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2arduino.stackexchange.com/tour – Juraj♦ Feb 28 '20 at 15:39
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@TimeGold, your question asks a simple yes/no confirmation ... if you actually need help with your code, then you need to rewrite your question – jsotola Feb 28 '20 at 17:05
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