// get device count
let num = devices_count();

// print serial number for selected devices
let if_sn = product_string(0, ProductStringType::SerialNumber);

// print VID for selected devices
let pst = ProductStringType::VID;
let if_vid = product_string(0, pst);

// get timeouts
let t = timeouts().unwrap();

// set timeouts
set_timeouts(Duration::from_millis(500), None).unwrap();

// open handle
let mut handle = UsbXpress::open(0).unwrap();

// write to device handle
let v = vec![0x55, 0x80, 0x00, 0x01, 0x01, 0xAA];
handle.write(&v);

// read 7 bytes from device handle
let read_res = handle.read(7);

// close device
handle.close();