There are implementation for Wifi ESP8266 to deal with ThingSpeak as catch value and make visualization for it in graph 📈
Use also UBS to TTL at first to check everything in small scale and understand how ESP work and when will happen conflict
System catch current value for potentiometer and upload it for server and visualize it in graph
I use ESP8266 ESP01 & thingSpeak Server
1.Eclipse
2.Docklight
3.Draw.io
4.Xournal++
Demo_P1.mp4
Demo_P2.mp4
Demo_P3.mp4
Can go to yotube video to watch more details and avoid some mistakes