pin_output.cpp

/*
This file is part of the SmartFilamentSensor distribution
Copyright (C) 2022 Slava Zanko

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/>.
*/
#include <hardware/gpio.h>

#include "pin_output.h"

/*** file scope macro definitions ****************************************************************/

/*** file scope type declarations ****************************************************************/

/*** file scope variables ************************************************************************/

/*** global variables ****************************************************************************/

/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */

/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */

void PinOutput::init(const uint pin)
{
    this->pin = pin;
    gpio_init(this->pin);
    gpio_set_dir(this->pin, GPIO_OUT);
    gpio_pull_down(this->pin);
    gpio_set_slew_rate(this->pin, GPIO_SLEW_RATE_SLOW);
}

/* --------------------------------------------------------------------------------------------- */

void PinOutput::set(bool alarmFlag)
{
    gpio_put(this->pin, alarmFlag);
}

/* --------------------------------------------------------------------------------------------- */