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** Copyright (C) 2019 Denis Shienkov <denis.shienkov@gmail.com>
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#include "gpio.h"

#if defined(__ICC430__)
#include <msp430f5529.h>
#elif defined(__GNUC__)
#include <msp430f5529.h>
#else
#error "Unsupported toolchain"
#endif

// LED pin number.
#define GPIO_RED_LED_PIN_POS    (0u)
// LED port direction.
#define GPIO_RED_LED_PORT_DIR   (P1DIR)
// LED output port.
#define GPIO_RED_LED_PORT_OUT   (P1OUT)

void gpio_init_red_led(void)
{
    GPIO_RED_LED_PORT_DIR |= (1u << GPIO_RED_LED_PIN_POS);
}

void gpio_toggle_red_led(void)
{
    GPIO_RED_LED_PORT_OUT ^= (1u << GPIO_RED_LED_PIN_POS);
}