/* This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
/** library for receiving NMEA-0183 GPS messages (API)
 *  @file radio_gps.h
 *  @author King Kévin <kingkevin@cuvoodoo.info>
 *  @date 2017
 *  @note peripherals used: USART @ref radio_gps_usart
 */
#pragma once

/** has a NMEA-0183 GPS message been received */
extern volatile bool radio_gps_received;
/** last valid NMEA-0183 GPS message received (including Carriage Return and Line Feed ending and NULL termination) */
extern volatile char radio_gps_message[82+1];

/** setup USART peripheral for GPS communication */
void radio_gps_setup(void);