MMDVMHost-Private/AX25Defines.h
2020-06-24 13:22:55 +01:00

39 lines
1.4 KiB
C

/*
* Copyright (C) 2020 by Jonathan Naylor G4KLX
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(AX25Defines_H)
#define AX25Defines_H
const unsigned int AX25_CALLSIGN_TEXT_LENGTH = 6U;
const unsigned int AX25_SSID_LENGTH = 1U;
const unsigned int AX25_CALLSIGN_LENGTH = 7U;
const unsigned int AX25_MAX_DIGIPEATERS = 6U;
const unsigned char AX25_PID_NOL3 = 0xF0U;
const unsigned int AX25_MAX_FRAME_LENGTH_BYTES = 330U; // Callsign (7) + Callsign (7) + 8 Digipeaters (56) +
// Control (1) + PID (1) + Data (256) + Checksum (2)
const unsigned char AX25_KISS_DATA = 0x00U;
const unsigned char AX25_FEND = 0xC0U;
const unsigned char AX25_FESC = 0xDBU;
const unsigned char AX25_TFEND = 0xDCU;
const unsigned char AX25_TFESC = 0xDDU;
#endif