use hcl::platform::usart;
use hcl::platform::dma;
use hcl::platform::PeripheralRef;
use hcl::platform::Location;
use hcl::dma::*;

use alloc::vec::Vec;




pub struct UsartPrinter<Addr>
    where Addr: hcl::platform::Location
{
    usart: PeripheralRef<usart::USART, Addr>,
}

impl<Addr> UsartPrinter<Addr>
    where Addr: hcl::platform::Location
{
    pub fn init(usart: PeripheralRef<usart::USART, Addr>) -> UsartPrinter<Addr> {
        UsartPrinter { usart: usart }
    }

    pub fn print(&mut self, data: Vec<u8>) -> () {
        for byte in data {
            self.usart.clear_tx_complete();
            self.usart.set_data(byte.into());
            while !self.usart.tx_complete() {}
        }
    }
}