#[macro_use(singleton)]
use core::cell::{Cell, RefCell};
use cortex_m::singleton;
use cortex_m::interrupt::free;
use cortex_m::interrupt::Mutex;
use cortex_m::peripheral::NVIC;
use stm32_hal2::
{
	low_power,
	clocks::Clocks,
	pac::{self, interrupt},
	gpio::{Pin, PinMode, Port},
	usart::{Usart, UsartConfig, UsartInterrupt},
};

pub struct Board_debug
{
	// LEDs
	red_led: Pin,
	green_led: Pin,
	orange_led: Pin,
}

impl Board_debug
{
	// public constructor method
	pub fn new() -> Self
	{
		let x: &'static mut bool = singleton!(: bool = false).unwrap();
		Self
		{
			red_led: Pin::new(Port::B, 14, PinMode::Output),
			green_led: Pin::new(Port::B, 0, PinMode::Output),
			orange_led: Pin::new(Port::B, 7, PinMode::Output),
		}
	}

	// change green led state
	pub fn green_led_change(&mut self, level: bool)
	{
		if(level)
		{
			self.green_led.set_high();
		}
		else
		{
			self.green_led.set_low();
		}
	}
}