serial-echo.rs

//! Serial interface echo server
//!
//! In this example every received byte will be sent back to the sender. You can test this example
//! with serial terminal emulator like `minicom`.
#![deny(unsafe_code)]
//#![deny(warnings)]
#![no_std]

extern crate stm32f4x_hal as f4;

#[macro_use(block)]
extern crate nb;

use f4::prelude::*;
use f4::serial::Serial;
use f4::stm32f4x;

fn main() {
    // let p = stm32f30x::Peripherals::take().unwrap();

    // let mut flash = p.FLASH.constrain();
    // let mut rcc = p.RCC.constrain();
    // let mut gpioa = p.GPIOA.split(&mut rcc.ahb);

    // let clocks = rcc.cfgr.freeze(&mut flash.acr);

    // let tx = gpioa.pa9.into_af7(&mut gpioa.moder, &mut gpioa.afrh);
    // let rx = gpioa.pa10.into_af7(&mut gpioa.moder, &mut gpioa.afrh);

    // let serial = Serial::usart1(p.USART1, (tx, rx), 115_200.bps(), clocks, &mut rcc.apb2);
    // let (mut tx, mut rx) = serial.split();

    // loop {
    //     let byte = block!(rx.read()).unwrap();
    //     block!(tx.write(byte)).ok();
    // }
}