First of all, please don't scream at me for using SoftwareSerial instead of the real thing. I did it because it has better documentation. Here's what I need help with: Noise | Does the connection get noisy or bad with long wires? 32U4 > 328P | I'm communicating between a Micro and a Classic Nano …

yes right serial coms can be 2 way.

SoftwareSerial guidance

anon77129126 November 23, 2021, 3:55pm 7

Absolutely.