github.com/core-coin/go-core/v2@v2.1.9/core/led/led_unix.go (about)

     1  // Copyright 2023 by the Authors
     2  // This file is part of the go-core library.
     3  //
     4  // The go-core library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-core library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-core library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  //go:build !windows
    18  
    19  package led
    20  
    21  import "github.com/stianeikeland/go-rpio/v4"
    22  
    23  func EnableLed(port int) error {
    24  	pin := rpio.Pin(port)
    25  
    26  	err := rpio.Open()
    27  	if err != nil {
    28  		return err
    29  	}
    30  
    31  	// Switch on
    32  	pin.Output()
    33  	pin.High()
    34  
    35  	return nil
    36  }
    37  
    38  func DisableLed(port int) error {
    39  	pin := rpio.Pin(port)
    40  
    41  	// Switch off
    42  	pin.Output()
    43  	pin.Low()
    44  
    45  	return rpio.Close()
    46  }