ALDL Dashboard for RPi systems
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/*
* ALDL Dashboard, RPi integration code
*
* (c) 2019 Solomon Peachy <pizza@shaftnet.org>
*
* The latest version of this program can be found at:
*
* http://git.shaftnet.org/cgit/users/pizza/public/aldl_pi.git
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* [http://www.gnu.org/licenses/gpl-3.0.html]
*
* SPDX-License-Identifier: GPL-3.0+
*
*/
#include <stdio.h>
#include <stdint.h>
#include <unistd.h>
#include "aldl.h"
#include <wiringPi/wiringPi.h>
/* What pin? */
#define ALDL_PIN_IN 5
static char *datalog_fname = "DATALOG.csv";
int readbit(void)
{
return digitalRead(ALDL_PIN_IN); /* Logic low is ALDL '1' */
}
void delayfn(int us)
{
delayMicroseconds(us);
}
/* Main */
int main (int argc, char **argv)
{
int run = 1;
/* Set up callback for our type */
aldl_callback = aldl_a179_callback;
wiringPiSetup();
/* Set highest possible priority */
// piHiPri(99);
/* Set up RPi GPIO */
pinMode(ALDL_PIN_IN, INPUT);
pullUpDnControl(ALDL_PIN_IN, PUD_DOWN);
#if POLLING
thread_start();
#else
wiringPiISR (ALDL_PIN_IN, INT_EDGE_FALLING, &isrfn);
#endif
/* Initialize datalogging */
datalog_init(datalog_fname);
/* Initialize dashboard */
if (init_dash())
return -1;
/* No point in updating the display more than once a second */
while(run) {
sleep(1);
run = render_dash();
}
datalog_close();
#if POLLING
thread_start();
#endif
return 0;
}