87 lines
2.4 KiB
PHP
87 lines
2.4 KiB
PHP
<?php
|
|
|
|
/*
|
|
* Copyright (C) 2014, NoccyLabs
|
|
*
|
|
* 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/>
|
|
*/
|
|
|
|
namespace NoccyLabs\Gpio\GpioMapper;
|
|
|
|
use NoccyLabs\Gpio\GpioMapperInterface;
|
|
|
|
class WiringPiMapper implements GpioMapperInterface
|
|
{
|
|
protected $version;
|
|
|
|
public function __construct($version=1)
|
|
{
|
|
$this->version = (int)$version;
|
|
}
|
|
|
|
/** {@inheritdoc} */
|
|
public function mapGpioToLogicalPin($gpio)
|
|
{
|
|
switch ($gpio) {
|
|
case 17: return 0;
|
|
case 18: return 1;
|
|
// ..
|
|
|
|
}
|
|
}
|
|
|
|
/** {@inheritdoc} */
|
|
public function mapLogicalToGpioPin($logical)
|
|
{
|
|
switch ($logical) {
|
|
case 0: return 17;
|
|
case 1: return 18;
|
|
case 2:
|
|
if ($this->version == 2) {
|
|
return 27;
|
|
}
|
|
return 21;
|
|
case 3: return 22;
|
|
case 4: return 23;
|
|
case 5: return 24;
|
|
case 6: return 25;
|
|
case 7: return 11;
|
|
case 8:
|
|
if ($this->version == 2) {
|
|
return 2;
|
|
}
|
|
return 0;
|
|
case 9:
|
|
if ($this->version == 2) {
|
|
return 3;
|
|
}
|
|
return 1;
|
|
case 10: return 8;
|
|
case 11: return 7;
|
|
case 12: return 10;
|
|
case 13: return 9;
|
|
case 14: return 11;
|
|
case 15: return 14;
|
|
case 16: return 15;
|
|
case 17: return 28;
|
|
case 18: return 29;
|
|
case 19: return 30;
|
|
case 20: return 31;
|
|
default:
|
|
throw new \Exception;
|
|
}
|
|
}
|
|
|
|
}
|