He might have a WROVER board.

Typically, the higher numbered com port is the serial port.

I think -jx is x = 2 x cores because each core supports two threads.

Correct. My current system is a 8 core. so that would be: make -j16. I should have been more clear, just assumed people knew.

yes, All the options are in the docs.

It's better when you provide more information. What is your exact board you have?

The initial build takes a bit. On my system it takes 15 seconds. Once you make a change it will recompile just that file. So it sounds like you possibly got something messed up in your setup install.

Make sure you add the -jx option to make. I.E. make -jx. where x is how many cores your PC has.

The issue is your not properly sending the data in a way the browser will understand it properly. send(clientSock, "HELLO WELCOME", strlen("HELLO WELCOME"), 0); The browsers wants to know when it receives data what kind of data it is. I.E. is it text/html, image/x-icon, application/javascript and so...

Make sure you have installed the drivers for it.

https://www.silabs.com/products/develop ... cp-drivers

See if this works for you int threshold = 50; bool touch1detected = false; bool touch2detected = false; bool touch1state = false; bool touch2state = false; void gotTouch() { touch1detected = true; } void gotTouch1() { touch2detected = true; } void setup() { Serial.begin(115200); delay(1000); // give...

-- is the 'moments later' part the 2.2uF capacitor C1?

yes