# Fiscal Printer trait for implement
Allows define a trait using base values for documents send to and from fiscal printer.
## For Target Raspberry Pi
```SH
rustup target add armv7-unknown-linux-gnueabihf
```
https://medium.com/swlh/compiling-rust-for-raspberry-pi-arm-922b55dbb050
Examples:
```rust
main.js
```
```rust
let mut _handler = serialport::new("/dev/ttyUSB0", 9600)
.timeout(Duration::from_millis(10))
.open().expect("Failed to open port");
let mut _pnp_driver: pnp::printer::Printer = FiscalPrinter::new();
let _x_result = _pnp_driver.print_report(&mut _handler, Report::new(ReportType::XReport));
```