Simple Rust example for Ping1D

ping1d_simple.rs

use bluerobotics_ping::{device::Ping1D, error::PingError};
use tokio_serial::{SerialPort, SerialPortBuilderExt};

#[tokio::main]
async fn main() -> Result<(), PingError> {

    let port = tokio_serial::new("/dev/ttyUSB0", 115200)
        .open_native_async()
        .map_err(|e| {
            eprintln!("Error opening serial port: {}", e);
            e
        })
        .unwrap();
    port.clear(tokio_serial::ClearBuffer::All).unwrap();

    println!("Creating your Ping 1D device");
    let ping1d = Ping1D::new(port);

    use std::time::Instant;
    let start = Instant::now();
    let mut count = 0;
    loop {
        count += 1;
        let distance = ping1d.distance().await?;
        println!("Distance: {:?}", distance.distance);
        if count % 10 == 0 {
            let elapsed = start.elapsed();
            println!("Loop frequency: {} Hz", count as f32 / elapsed.as_secs_f32());
        }
    }

    Ok(())
}