kopia lustrzana https://github.com/pa3gsb/Radioberry-2.x
95 wiersze
2.5 KiB
C
95 wiersze
2.5 KiB
C
/*
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* Copyright (C)
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* 2018 - Johan Maas, PA3GSB
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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*
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* 2018 Johan PA3GSB
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*
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*/
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <time.h>
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#include <wiringPi.h>
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#include <unistd.h>
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#define RX1_PIN 6
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static volatile int globalCounter = 0 ;
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time_t rawtime;
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struct tm *info;
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/*
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* ISR: Overrun logging.
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*/
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void overrunInterrupt (void)
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{
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++globalCounter ;
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}
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int main (void)
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{
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int myCounter = 0 ;
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fprintf(stderr,"\n");
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fprintf(stderr, "====================================================================\n");
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fprintf(stderr, "====================================================================\n");
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fprintf(stderr, " Radioberry Monitor\n");
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fprintf(stderr, "\n");
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fprintf(stderr, " Prints radioberry status 24-5-2018 \n");
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fprintf(stderr, "\n");
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fprintf(stderr, "\n");
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fprintf(stderr, "====================================================================\n");
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fprintf(stderr, "====================================================================\n");
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if (wiringPiSetup () < 0)
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{
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fprintf (stderr, "Unable to setup wiringPi: %s\n", strerror (errno)) ;
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return 1 ;
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}
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if (wiringPiISR (RX1_PIN, INT_EDGE_RISING, &overrunInterrupt) < 0)
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{
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fprintf (stderr, "Unable to setup ISR: %s\n", strerror (errno)) ;
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return 1 ;
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}
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long save_min = 0;
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time(&rawtime);
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info = gmtime(&rawtime );
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save_min = info->tm_min;
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printf ("Radioberry monitor started ... \n");
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for (;;)
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{
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fflush (stdout) ;
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usleep(100000);
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time(&rawtime);
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info = gmtime(&rawtime );
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if (info->tm_min != save_min) {
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save_min = info->tm_min;
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printf ("During 1 minute %5d overruns are detected \n", globalCounter);
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globalCounter = 0;
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}
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}
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return 0 ;
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} |