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Components Required:

1. NodeMCU DEVKIT – Buy

2. Linux PC/Windows PC (Tested with Windows 10, Ubuntu 14.04 LTS)

3. Micro USB cable – Buy

4. Potentiometer – 10K Ohm

5. Breadboard – 1

6. Jumper Wires

Way to go ->

1. Connect NodeMCU DEVKIT to PC via the Micro USB cable.

2. Create a channel in your ThingSpeak acccount.

3. Write the following Lua scripts and upload to NodeMCU.

init.lua

 ToThingSpeak.lua

ThingSpeak Chart

ADCRead

Hardware Connections ->

1. NodeMCU Pinout

NodeMCUPinout

2. NodeMCU to Potentiometer connections

POT_schem

POT_bb