let mut module = Module::new(rx, tx, clock).expect("unable to create module");
// Create a new access point.
let mut session = SoftApConfig {
    ssid: "test_network",
    password: "12345678",
    channel: 4,
    mode: WifiMode::Open,
}
.start(module)
.expect("unable to start network sesstion");
// Start listening for incoming connections on the specified port.
session.listen(2048).unwrap();
// Start an event loop.
loop {
    let event = nb::block!(session.poll_network_event()).expect("unable to poll network event");
    // Some business logic.
}