test.rs

fn main() {
    let str = "000030.294";
    let float: f32 = str.parse().unwrap();
    println!("{:?}", float);
}

// Running this on a Raspberry Pi returns:
//pi@raspberrypi ~ $ RUST_BACKTRACE=1 ./p1-monitor
//0.000000000000000000000000000000000000000000042