mirror of
https://github.com/VK3FNG/soundmodem.git
synced 2025-12-06 03:01:59 +01:00
65 lines
2 KiB
C
65 lines
2 KiB
C
/*****************************************************************************/
|
|
|
|
/*
|
|
* p3d.h -- Defines for the AO-40 P3D PSK modem.
|
|
*
|
|
* Copyright (C) 1999-2000
|
|
* Thomas Sailer (sailer@ife.ee.ethz.ch)
|
|
*
|
|
* 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.
|
|
*
|
|
* Please note that the GPL allows you to use the driver, NOT the radio.
|
|
* In order to use the radio, you need a license from the communications
|
|
* authority of your country.
|
|
*
|
|
*/
|
|
|
|
/*****************************************************************************/
|
|
|
|
#ifndef _P3D_H
|
|
#define _P3D_H
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
typedef struct {
|
|
short re;
|
|
short im;
|
|
} cplxshort_t;
|
|
|
|
typedef struct {
|
|
int re;
|
|
int im;
|
|
} cplxint_t;
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
#define FNUMBER 15
|
|
#define FCENTER 1600
|
|
#define FSPACING 50
|
|
#define SYMRATE 400
|
|
|
|
#define SYNCWORD 0x3915ED30
|
|
|
|
/* RxFilter */
|
|
#define RXFILTSPAN 4
|
|
#define RXFILTLEN 256
|
|
#define RXFILTOVERBITS 3
|
|
#define RXFILTOVER (1<<(RXFILTOVERBITS))
|
|
#define RXFILTFIDX(x) (((x)>>(16-(RXFILTOVERBITS)))&(RXFILTOVER-1))
|
|
#define RXFILTFSAMP(x) ((x)>>16)
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
#endif /* _P3D_H */
|