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For questions about NodeMCU, an open source IoT platform which includes firmware for running on the ESP8266.

0 votes
1 answer
3k views

How to acheive fast and reliable communication between NodeMCUs?

I have two NodeMCU which have to send data to a server (also a NodeMCU). I want to acheive speed of atleast 10Hz because the sensor sends it at that rate. …
Harry Karwasra's user avatar
2 votes
1 answer
16k views

Get 5V output from NodeMCU [duplicate]

But I dont see any 5V output pins on the NodeMCU 1.0(12E). Is there a way I could get 5V output pins? Its not a duplicate question. I want a 5V output and not provide 5V input to NODEMCU. …
Harry Karwasra's user avatar
2 votes
1 answer
13k views

What is the use of reserved pins and SDD2, SDD3 pins of the NodeMCU?

How to use the reserved pins on the NODEMCU? What is their use? Also what is the use of SDD pins? Thanks. …
Harry Karwasra's user avatar