How to send the Sine wave into Analog input (A0) and Display on Thingspeak.
I have sine wave frequency 0-100 Hz. and I want send this signal to analogRead (A0).
and Show on Thingspeak.
I’ve some question, The output on console LOGs can’t shown this signal correctly.
I attach the code and the Logs Screen as following.
Could you please advise me to correct this problem.