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Wemos D1 r2 won't connect to WiFi

PostPosted: Thu Aug 18, 2022 11:27 am
by mikronauts
Wifi issue with Wemos D1 arduino form factor (both ESP8266 and ESP32 versions) using
MicroPython v1.19.1 on 2022-06-18

They scan the network fine, but won't connect to the router.

I've tried the usual, disconnecting, setting active false, before going active and connecting.

Powered via USB, from a USB3 port that can supply more current than the boards could need.

The same code works fine on other ESP32 and ESP8266 boards, on the same desk, to the same router.

I guess I can try external power, and I can use other modules, I just would like to get these modules to be usable as well.

My only other thought they may have an issue with the pcb antenna.

Any suggestions?

Re: Wemos D1 r2 won't connect to WiFi

PostPosted: Fri Aug 19, 2022 12:27 am
by JurajA
does it have a connector for external antenna?

Re: Wemos D1 r2 won't connect to WiFi

PostPosted: Fri Aug 19, 2022 3:17 am
by rooppoorali
You can also follow this thread: https://github.com/esp8266/Arduino/issues/4008

Re: Wemos D1 r2 won't connect to WiFi

PostPosted: Fri Aug 19, 2022 8:05 pm
by mikronauts
JurajA wrote:does it have a connector for external antenna?


No