Function arduboy_rust::arduino_system::serial_print::read
source · pub fn read() -> i16
Expand description
Reads incoming serial data. Use only inside of available():
use arduboy_rust::prelude::*;
if serial::available() > 0 {
// read the incoming byte:
let incoming_byte: i16 = serial::read();
// 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: int.