001package com.pi4j.io.serial;
002
003/*
004 * #%L
005 * **********************************************************************
006 * ORGANIZATION  :  Pi4J
007 * PROJECT       :  Pi4J :: Java Library (Core)
008 * FILENAME      :  BananaPiSerial.java
009 *
010 * This file is part of the Pi4J project. More information about
011 * this project can be found here:  https://www.pi4j.com/
012 * **********************************************************************
013 * %%
014 * Copyright (C) 2012 - 2019 Pi4J
015 * %%
016 * This program is free software: you can redistribute it and/or modify
017 * it under the terms of the GNU Lesser General Public License as
018 * published by the Free Software Foundation, either version 3 of the
019 * License, or (at your option) any later version.
020 *
021 * This program is distributed in the hope that it will be useful,
022 * but WITHOUT ANY WARRANTY; without even the implied warranty of
023 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
024 * GNU General Lesser Public License for more details.
025 *
026 * You should have received a copy of the GNU General Lesser Public
027 * License along with this program.  If not, see
028 * <http://www.gnu.org/licenses/lgpl-3.0.html>.
029 * #L%
030 */
031
032/**
033 * This class simply exposed the available UART/serial port
034 * address (device file paths) that are exposed on the BananaPi.
035 */
036public class BananaPiSerial {
037
038    // (UART0)
039    // this com port is exposed on the J11 header and is typically
040    // configured for terminal access to the operating system
041    // - TX is located at J11-01
042    // - RX is located at J11-02
043    public static final String UART0_COM_PORT = "/dev/ttyS0";
044    public static final String J11_COM_PORT = UART0_COM_PORT;
045
046    // (UART2)
047    // this com port is exposed on the J12 header
048    // - TX is located at CON3-13
049    // - RX is located at CON3-11
050    public static final String UART2_COM_PORT = "/dev/ttyS1";
051
052    // (UART3)
053    // this is the default com port exposed on the CON3 header
054    // - TX is located at CON3-08
055    // - RX is located at CON3-10
056    public static final String UART3_COM_PORT = "/dev/ttyS2";
057    public static final String DEFAULT_COM_PORT = UART3_COM_PORT;
058
059    // (UART7)
060    // this com port is exposed on the J12 header
061    // - TX is located at J12-06
062    // - RX is located at J12-04
063    public static final String UART7_COM_PORT = "/dev/ttyS3";
064    public static final String J12_COM_PORT = UART7_COM_PORT;
065}