Function arduboy_rust::arduino_system::serial_print::read_as_utf8_str

pub fn read_as_utf8_str() -> &'static str

Reads incoming serial data.

Use only inside of available():

use arduboy_rust::prelude::*;
if serial::available() > 0 {
    // read the incoming byte:
    let incoming_byte: &str = serial::read_as_utf8_str();

    // say what you got:
    serial::print("I received: ");
    serial::println(incoming_byte);
}

Returns

The first byte of incoming serial data available (or -1 if no data is available). Data type: &str.