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/*
* MIT License
*
* Copyright (c) 2021-2099 Oscura (xingshuang)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.github.xingshuangs.iot.protocol.s7.enums;
import java.util.HashMap;
import java.util.Map;
/**
* 数据的区域
*
* @author xingshuang
*/
public enum EArea {
/**
* 200系列系统信息
*/
SYSTEM_INFO_OF_200_FAMILY((byte) 0x03),
/**
* family 200系列系统标志
*/
SYSTEM_FLAGS_OF_200_FAMILY((byte) 0x05),
/**
* 200系列模拟量输入
*/
ANALOG_INPUTS_OF_200_FAMILY((byte) 0x06),
/**
* 200系统模式量输出
*/
ANALOG_OUTPUTS_OF_200_FAMILY((byte) 0x07),
/**
* 直接访问外设
*/
DIRECT_PERIPHERAL_ACCESS((byte) 0x80),
/**
* 输入（I）
*/
INPUTS((byte) 0x81),
/**
* 输出（Q）
*/
OUTPUTS((byte) 0x82),
/**
* 内部标志（M）
*/
FLAGS((byte) 0x83),
/**
* 数据块（DB）
*/
DATA_BLOCKS((byte) 0x84),
/**
* 背景数据块（DI）
*/
INSTANCE_DATA_BLOCKS((byte) 0x85),
/**
* 局部变量（L)
*/
LOCAL_DATA((byte) 0x86),
/**
* 全局变量（V）
*/
UNKNOWN_YET((byte) 0x87),
/**
* S7计数器（C）
*/
S7_COUNTERS((byte) 0x1C),
/**
* S7定时器（T）
*/
S7_TIMERS((byte) 0x1D),
/**
* IEC计数器（200系列）
*/
IEC_COUNTERS((byte) 0x1E),
/**
* IEC定时器（200系列）
*/
IEC_TIMERS((byte) 0x1F),
;
private static Map map;
public static EArea from(byte data) {
if (map == null) {
map = new HashMap<>();
for (EArea item : EArea.values()) {
map.put(item.code, item);
}
}
return map.get(data);
}
private final byte code;
EArea(byte code) {
this.code = code;
}
public byte getCode() {
return code;
}
}
