arduino.rs

pub static INPUT:u32        = 0x00;
pub static OUTPUT:u32       = 0x01;
pub static INPUT_PULLUP:u32 = 0x02;

pub static LOW:u8           = 0x00;
pub static HIGH:u8          = 0x01;
pub static CHANGE:u8        = 0x02;
pub static FALLING:u8       = 0x03;
pub static RISING:u8        = 0x04;

pub static EXTERNAL:u32     = 0x00;
pub static DEFAULT:u32      = 0x01;

pub mod c {
	extern {
		pub fn init();

		pub fn pinMode(pin:u32, mode:u32);

		pub fn digitalWrite(pin:u32, value:u8);
		pub fn digitalRead(pin:u32) -> i32;

		pub fn analogReference(mode:u8); // TODO: This is an enum, and I _think_ the size is u8 on Cortex Mx
		pub fn analogRead(pin:u32) -> i32;
		pub fn analogWrite(pin:u32, value:u32);

		pub fn analogReadResolution(res:i32);
		pub fn analogWriteResolution(res:i32);

		pub fn tone(pin:u32, frequency:u32, duration:u32);
		pub fn noTone(pin:u32);

		pub fn shiftOut(data_pin:u32, clock_pin:u32, bit_order:u32, value:u32);
		pub fn shiftIn(data_pin:u32, clock_pin:u32, bit_order:u32) -> u32;
		pub fn pulseIn(pin:u32, state:u32, timeout:u32) -> u32;

		pub fn millis() -> u32;
		pub fn micros() -> u32;
		pub fn delay(ms:u32);
		pub fn delayMicroseconds(us:u32);

		pub fn attachInterrupt(pin:u32, callback:extern "C" fn(), mode:u32);
		pub fn detachInterrupt(pin:u32);
	}
}

pub fn init() { unsafe { c::init() } }

pub fn pinMode(pin:u32, mode:u32) { unsafe { c::pinMode(pin, mode) } }

pub fn digitalWrite(pin:u32, value:u8) { unsafe { c::digitalWrite(pin, value) } }
pub fn digitalRead(pin:u32) -> i32 { unsafe { c::digitalRead(pin) } }

pub fn analogReference(mode:u8) { unsafe { c::analogReference(mode) } }
pub fn analogRead(pin:u32) -> i32 { unsafe { c::analogRead(pin) } }
pub fn analogWrite(pin:u32, value:u32) { unsafe { c::analogWrite(pin, value) } }

pub fn analogReadResolution(res:i32) { unsafe { c::analogReadResolution(res) } }
pub fn analogWriteResolution(res:i32) { unsafe { c::analogWriteResolution(res) } }

pub fn tone(pin:u32, frequency:u32, duration:u32) { unsafe { c::tone(pin, frequency, duration) } }
pub fn noTone(pin:u32) { unsafe { c::noTone(pin) } }

pub fn shiftOut(data_pin:u32, clock_pin:u32, bit_order:u32, value:u32) { unsafe { c::shiftOut(data_pin, clock_pin, bit_order, value) } }
pub fn shiftIn(data_pin:u32, clock_pin:u32, bit_order:u32) -> u32 { unsafe { c::shiftIn(data_pin, clock_pin, bit_order) } }
pub fn pulseIn(pin:u32, state:u32, timeout:u32) -> u32 { unsafe { c::pulseIn(pin, state, timeout) } }

pub fn millis() -> u32 { unsafe { c::millis() } }
pub fn micros() -> u32 { unsafe { c::micros() } }
pub fn delay(ms:u32) { unsafe { c::delay(ms) } }
pub fn delayMicroseconds(us:u32) { unsafe { c::delayMicroseconds(us) } }

pub fn attachInterrupt(pin:u32, callback:extern "C" fn(), mode:u32) { unsafe { c::attachInterrupt(pin, callback, mode) } }
pub fn detachInterrupt(pin:u32) { unsafe { c::detachInterrupt(pin) } }

#[inline(always)]
pub fn interrupts() {
	unsafe {
		asm!("CPSIE i");
	}
}

#[inline(always)]
pub fn noInterrupts() {
	unsafe {
		asm!("CPSID i");
	}
}