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main.c
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main.c
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/*
* Copyright (c) 2012-2014 Wind River Systems, Inc.
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr.h>
#include <logging/log.h>
#include <dk_buttons_and_leds.h>
#include "remote.h"
#define LOG_MODULE_NAME app
LOG_MODULE_REGISTER(LOG_MODULE_NAME);
#define RUN_STATUS_LED DK_LED1
#define CONN_STATUS_LED DK_LED2
#define RUN_LED_BLINK_INTERVAL 1000
static struct bt_conn *current_conn;
/* Declarations */
void on_connected(struct bt_conn *conn, uint8_t err);
void on_disconnected(struct bt_conn *conn, uint8_t reason);
struct bt_conn_cb bluetooth_callbacks = {
.connected = on_connected,
.disconnected = on_disconnected,
};
void on_connected(struct bt_conn *conn, uint8_t err)
{
if(err) {
LOG_ERR("connection err: %d", err);
return;
}
LOG_INF("Connected.");
current_conn = bt_conn_ref(conn);
dk_set_led_on(CONN_STATUS_LED);
}
void on_disconnected(struct bt_conn *conn, uint8_t reason)
{
LOG_INF("Disconnected (reason: %d)", reason);
dk_set_led_off(CONN_STATUS_LED);
if(current_conn) {
bt_conn_unref(current_conn);
current_conn = NULL;
}
}
/* Callbacks */
void button_handler(uint32_t button_state, uint32_t has_changed)
{
int button_pressed = 0;
if (has_changed & button_state)
{
switch (has_changed)
{
case DK_BTN1_MSK:
button_pressed = 1;
break;
case DK_BTN2_MSK:
button_pressed = 2;
break;
case DK_BTN3_MSK:
button_pressed = 3;
break;
case DK_BTN4_MSK:
button_pressed = 4;
break;
default:
break;
}
LOG_INF("Button %d pressed.", button_pressed);
set_button_value(button_pressed);
}
}
/* Configurations */
static void configure_dk_buttons_leds(void)
{
int err;
err = dk_leds_init();
if (err) {
LOG_ERR("Couldn't init LEDS (err %d)", err);
}
err = dk_buttons_init(button_handler);
if (err) {
LOG_ERR("Couldn't init buttons (err %d)", err);
}
}
/* Main */
void main(void)
{
int err;
int blink_status = 0;
LOG_INF("Hello World! %s\n", CONFIG_BOARD);
configure_dk_buttons_leds();
err = bluetooth_init(&bluetooth_callbacks);
if (err) {
LOG_INF("Couldn't initialize Bluetooth. err: %d", err);
}
LOG_INF("Running...");
for (;;) {
dk_set_led(RUN_STATUS_LED, (blink_status++)%2);
k_sleep(K_MSEC(RUN_LED_BLINK_INTERVAL));
}
}