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// Turns the LED on and sits forever
#include <stdbool.h>
#include "gpio.h"
#include "log.h"

int main(void) {
  LOG_DEBUG("Hello World!\n");

  // Init GPIO module
  gpio_init();

  // Set up PC9 as an output, default to output 0 (GND)
  GPIOAddressGpioAddress led = {
    .port = GPIO_PORT_CB,  //
    .pin = 95,             //
  };
  GPIOSettingsGpioSettings gpio_settings = {
    .direction = GPIO_DIR_OUT,  //
    .state = GPIO_STATE_LOWHIGH,    //
  };
  gpio_init_pin(&led, &gpio_settings);

  // Add infinite loop so we don't exit
  while (true) {
  }

  return 0;
}

# Just make we're following the style guide :)
make format
make lint


# Build and flash to the DiscoveryController boardBoard
make program PROJECT=getting_started PROBE=stlink-v2

// Blink an LED
#include <stdbool.h>
#include "gpio.h"
#include "interrupt.h"
#include "log.h"
#include "soft_timer.h"
#include "wait.h"

#define BLINK_LED_TIMEOUT_SECS 1

// Timeout callback
static void prv_blink_timeout(SoftTimerIDSoftTimerId timer_id, void *context) {
  GPIOAddressGpioAddress *led = context;
  gpio_toggle_state(led);

  LOG_DEBUG("Toggling LED\n");

  // Schedule another timer - this creates a periodic timer
  soft_timer_start_seconds(BLINK_LED_TIMEOUT_SECS, prv_blink_timeout, led, NULL);
}

int main(void) {
  LOG_DEBUG("Hello World!\n");

  // Initialize our modules
  gpio_init();
  interrupt_init();
  soft_timer_init();

  // Set up the pin
  GPIOAddressGpioAddress led = {
    .port = GPIO_PORT_CB,  //
    .pin = 95,             //
  };
  GPIOSettingsGpioSettings gpio_settings = {
    .direction = GPIO_DIR_OUT,  //
    .state = GPIO_STATE_LOWHIGH,    //
  };
  gpio_init_pin(&led, &gpio_settings);

  // Begin a timer
  soft_timer_start_seconds(BLINK_LED_TIMEOUT_SECS, prv_blink_timeout, &led, NULL);

  // Infinite loop
  while (true) {
    // Wait for interrupts
    wait();
  }

  return 0;
}