Function robust_arduino_serial::read_i8

pub fn read_i8<T: Read>(file: &mut T) -> Result<i8, Error>

Read one byte from a file/serial port and convert it to a 8 bits int

Example

use std::io::Cursor;

let mut buffer = Cursor::new(vec![2]);
let num: i8 = robust_arduino_serial::read_i8(&mut buffer).unwrap();

assert_eq!(2, num);