573 lines
28 KiB
C#
573 lines
28 KiB
C#
using Common.Attributes;
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using DeviceCommand.Base;
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using Model.Models;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Threading;
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namespace DeviceCommand.Devices
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{
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[ADPCommand]
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public class GantryControlTcp : ModbusTcp
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{
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private readonly byte _slaveAddress=1;
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// 向后兼容：TcpDevice 即自身（继承自 ModbusTcp）
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public ModbusTcp TcpDevice => this;
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public GantryControlTcp(TcpConfig config) : base(config)
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{
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}
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// =================================================================
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// ------------------ Coil / Bit 状态与控制 (位元件) ------------------
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// =================================================================
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private const ushort ADDR_M_ESTOP = 20496; // 0x5010: 紧停
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private const ushort ADDR_M_X_STOP = 41; // 0x29: X轴停止
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private const ushort ADDR_M_Y_STOP = 42; // 0x2A: Y轴停止
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private const ushort ADDR_M_Z_STOP = 43; // 0x2B: Z轴停止
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private const ushort ADDR_M_X_START = 30; // 0x1E: X轴指定位置启动
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private const ushort ADDR_M_Y_START = 31; // 0x1F: Y轴指定位置启动
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private const ushort ADDR_M_Z_START = 35; // 0x23: Z轴指定位置启动
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private const ushort ADDR_M_HOME_TRIGGER = 100; // 0x64: 回原点触发
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// =================================================================
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// ------------------ 轴使能控制 (HM 寄存器) ------------------
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// =================================================================
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private const ushort ADDR_HM_AXIS1_ENABLE = 49408; // 0xC100: 轴1使能 (X轴)
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private const ushort ADDR_HM_AXIS2_ENABLE = 49409; // 0xC101: 轴2使能 (Y轴)
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private const ushort ADDR_HM_AXIS3_ENABLE = 49410; // 0xC102: 轴3使能 (Z轴)
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private const ushort ADDR_HM_AXIS4_ENABLE = 49411; // 0xC103: 轴4使能
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private const ushort ADDR_HM_AXIS5_ENABLE = 49412; // 0xC104: 轴5使能
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private const ushort ADDR_HM_AXIS6_ENABLE = 49413; // 0xC105: 轴6使能
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// =================================================================
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// ------------------ 速度与位置参数 (HD 32位数据寄存器) --------------
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// =================================================================
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private const ushort ADDR_HD_HOME_POS_SPEED = 41288; // 0xA148: 原点定位速度 (32位)
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// 轴原点位置
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private const ushort ADDR_HD_X_HOME_POS = 41198; // 0xA0EE: X轴原点位 (32位)
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private const ushort ADDR_HD_Z_HOME_POS = 41208; // 0xA0F8: Z轴原点位 (32位)
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private const ushort ADDR_HD_Y_HOME_POS = 41218; // 0xA102: Y轴原点位 (32位)
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// 轴运行目标位置
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private const ushort ADDR_HD_Y_TARGET = 41228; // 0xA10C: Y轴指定位置 (32位)
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private const ushort ADDR_HD_Z_TARGET = 41238; // 0xA116: Z轴指定位置 (32位)
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private const ushort ADDR_HD_X_TARGET = 41248; // 0xA120: X轴指定位置 (32位)
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// 轴运行速度
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private const ushort ADDR_HD_X_SPEED = 41318; // 0xA166: X轴速度 (32位)
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private const ushort ADDR_HD_Z_SPEED = 41328; // 0xA170: Z轴速度 (32位)
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private const ushort ADDR_HD_Y_SPEED = 41338; // 0xA17A: Y轴速度 (32位)
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// =================================================================
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// ------------------ 轴绝对位置（只读，相对原点）------------------
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// =================================================================
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private const ushort ADDR_ABS_AXIS1_POS = 47232; // 轴1绝对位置 (32位)
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private const ushort ADDR_ABS_AXIS2_POS = 47236; // 轴2绝对位置 (32位)
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private const ushort ADDR_ABS_AXIS3_POS = 47240; // 轴3绝对位置 (32位)
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private const ushort ADDR_ABS_AXIS4_POS = 47244; // 轴4绝对位置 (32位)
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private const ushort ADDR_ABS_AXIS5_POS = 47248; // 轴5绝对位置 (32位)
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private const ushort ADDR_ABS_AXIS6_POS = 47252; // 轴6绝对位置 (32位)
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// =================================================================
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// ------------------ 核心控制逻辑与参数读写 ------------------------
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// =================================================================
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/// <summary>
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/// 轴使能控制
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/// </summary>
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/// <param name="轴编号">轴编号 (1 - 6)</param>
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/// <param name="使能">true: 使能轴, false: 禁用轴</param>
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/// <param name="取消令牌">取消令牌</param>
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public async Task 设置轴使能(int 轴编号, bool 使能, CancellationToken 取消令牌 = default)
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{
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ushort address = 轴编号 switch
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{
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1 => ADDR_HM_AXIS1_ENABLE,
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2 => ADDR_HM_AXIS2_ENABLE,
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3 => ADDR_HM_AXIS3_ENABLE,
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4 => ADDR_HM_AXIS4_ENABLE,
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5 => ADDR_HM_AXIS5_ENABLE,
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6 => ADDR_HM_AXIS6_ENABLE,
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_ => throw new ArgumentException("轴通道错误，仅支持 1 - 6", nameof(轴编号))
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};
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await WriteSingleCoilAsync(_slaveAddress, address, 使能, 取消令牌);
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}
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/// <summary>
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/// 读取指定轴的使能状态
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/// </summary>
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/// <param name="轴编号">1: X轴, 2: Y轴, 3: Z轴</param>
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/// <param name="取消令牌">取消令牌</param>
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/// <returns>true: 已使能, false: 未使能</returns>
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public async Task<bool> 查询轴使能(int 轴编号, CancellationToken 取消令牌 = default)
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{
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ushort address = 轴编号 switch
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{
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1 => ADDR_HM_AXIS1_ENABLE,
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2 => ADDR_HM_AXIS2_ENABLE,
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3 => ADDR_HM_AXIS3_ENABLE,
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_ => throw new ArgumentException("轴通道错误，仅支持 1(X), 2(Y), 3(Z)", nameof(轴编号))
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};
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bool[] coils = await ReadCoilsAsync(_slaveAddress, address, 1, 取消令牌);
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return coils != null && coils.Length > 0 && coils[0];
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}
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/// <summary>
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/// 同时设置 X/Y/Z 轴的原点位置（带各自独立的范围检查）
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/// </summary>
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/// <param name="X轴原点">X轴原点位置 (范围: 0 ~ 50000)</param>
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/// <param name="Y轴原点">Y轴原点位置 (范围: 0 ~ 50000)</param>
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/// <param name="Z轴原点">Z轴原点位置 (范围: 0 ~ 20000)</param>
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/// <param name="取消令牌">取消令牌</param>
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public async Task 设置原点位置(int X轴原点, int Y轴原点, int Z轴原点, CancellationToken 取消令牌 = default)
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{
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if (X轴原点 < 0 || X轴原点 > 50000)
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throw new ArgumentOutOfRangeException(nameof(X轴原点), $"X轴原点设置值 [{X轴原点}] 超出合法范围 (0 - 50000)");
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if (Y轴原点 < 0 || Y轴原点 > 50000)
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throw new ArgumentOutOfRangeException(nameof(Y轴原点), $"Y轴原点设置值 [{Y轴原点}] 超出合法范围 (0 - 50000)");
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if (Z轴原点 < 0 || Z轴原点 > 20000)
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throw new ArgumentOutOfRangeException(nameof(Z轴原点), $"Z轴原点设置值 [{Z轴原点}] 超出合法范围 (0 - 20000)");
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await WriteMultipleRegistersAsync(_slaveAddress, ADDR_HD_X_HOME_POS, Int32ToUshorts(X轴原点), 取消令牌);
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await WriteMultipleRegistersAsync(_slaveAddress, ADDR_HD_Y_HOME_POS, Int32ToUshorts(Y轴原点), 取消令牌);
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await WriteMultipleRegistersAsync(_slaveAddress, ADDR_HD_Z_HOME_POS, Int32ToUshorts(Z轴原点), 取消令牌);
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}
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/// <summary>
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/// 批量查询当前 X、Y、Z 三轴设定的原点位置值
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/// </summary>
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/// <param name="取消令牌">取消令牌</param>
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/// <returns>返回包含三轴原点位置的元组 (X, Y, Z)</returns>
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public async Task<(int X, int Y, int Z)> 查询原点位置(CancellationToken 取消令牌 = default)
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{
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// 41218(Y) - 41198(X) = 20，加Y轴自身的 2 个寄存器，共批量读取 22 个连续寄存器
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ushort[] registers = await ReadHoldingRegistersAsync(_slaveAddress, ADDR_HD_X_HOME_POS, 22, 取消令牌);
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if (registers == null || registers.Length < 22)
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throw new InvalidOperationException("从 PLC 读取三轴原点位置失败，返回数据长度不足。");
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int xHomePos = UshortsToInt32(new ushort[] { registers[0], registers[1] });
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int zHomePos = UshortsToInt32(new ushort[] { registers[10], registers[11] });
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int yHomePos = UshortsToInt32(new ushort[] { registers[20], registers[21] });
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return (xHomePos, yHomePos, zHomePos);
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}
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/// <summary>
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/// 设置回原点定位速度（带 0 - 100000 范围检查）
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/// </summary>
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/// <param name="速度">回原点定位速度 (范围: 0 - 100000)</param>
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/// <param name="取消令牌">取消令牌</param>
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public async Task 设置回零速度(int 速度, CancellationToken 取消令牌 = default)
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{
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if (速度 < 0 || 速度 > 100000)
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throw new ArgumentOutOfRangeException(nameof(速度), $"回原点定位速度值 [{速度}] 超出合法范围 (0 - 100000)");
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await WriteMultipleRegistersAsync(_slaveAddress, ADDR_HD_HOME_POS_SPEED, Int32ToUshorts(速度), 取消令牌);
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}
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/// <summary>
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/// 查询当前设定的回原点定位速度
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/// </summary>
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/// <param name="取消令牌">取消令牌</param>
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/// <returns>当前回原点定位速度值</returns>
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public async Task<int> 查询回零速度(CancellationToken 取消令牌 = default)
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{
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ushort[] registers = await ReadHoldingRegistersAsync(_slaveAddress, ADDR_HD_HOME_POS_SPEED, 2, 取消令牌);
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if (registers == null || registers.Length < 2)
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throw new InvalidOperationException("从 PLC 读取回原点定位速度失败，返回数据长度不足。");
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return UshortsToInt32(registers);
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}
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/// <summary>
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/// 设置指定轴的运行速度（带 0 - 100000 范围检查）
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/// </summary>
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/// <param name="轴编号">1: X轴, 2: Y轴, 3: Z轴</param>
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/// <param name="速度">运行速度 (范围: 0 - 100000)</param>
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/// <param name="取消令牌">取消令牌</param>
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public async Task 设置轴速度(int 轴编号, int 速度, CancellationToken 取消令牌 = default)
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{
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if (速度 < 0 || 速度 > 100000)
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throw new ArgumentOutOfRangeException(nameof(速度), $"轴速度设置值 [{速度}] 超出合法范围 (0 - 100000)");
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ushort address = 轴编号 switch
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{
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1 => ADDR_HD_X_SPEED,
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2 => ADDR_HD_Y_SPEED,
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3 => ADDR_HD_Z_SPEED,
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_ => throw new ArgumentException("轴通道错误，仅支持 1(X), 2(Y), 3(Z)", nameof(轴编号))
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};
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await WriteMultipleRegistersAsync(_slaveAddress, address, Int32ToUshorts(速度), 取消令牌);
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}
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/// <summary>
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/// 读取指定轴当前设定的运行速度
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/// </summary>
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/// <param name="轴编号">1: X轴, 2: Y轴, 3: Z轴</param>
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/// <param name="取消令牌">取消令牌</param>
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/// <returns>当前设定的运行速度值</returns>
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public async Task<int> 查询轴速度(int 轴编号, CancellationToken 取消令牌 = default)
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{
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ushort address = 轴编号 switch
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{
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1 => ADDR_HD_X_SPEED,
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2 => ADDR_HD_Y_SPEED,
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3 => ADDR_HD_Z_SPEED,
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_ => throw new ArgumentException("轴通道错误，仅支持 1(X), 2(Y), 3(Z)", nameof(轴编号))
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};
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ushort[] registers = await ReadHoldingRegistersAsync(_slaveAddress, address, 2, 取消令牌);
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if (registers == null || registers.Length < 2)
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throw new InvalidOperationException($"从 PLC 读取轴 {轴编号} 速度失败。");
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return UshortsToInt32(registers);
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}
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/// <summary>
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/// 写入指定轴的目标位置（动态安全校验：目标位置不能超过 [轴最大物理极限 - 当前轴原点设置值]）
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/// </summary>
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/// <param name="轴编号">1: X轴, 2: Y轴, 3: Z轴</param>
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/// <param name="目标位置">目标位置</param>
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/// <param name="取消令牌">取消令牌</param>
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public async Task 设置轴目标位置(int 轴编号, int 目标位置, CancellationToken 取消令牌 = default)
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{
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var (xHome, yHome, zHome) = await 查询原点位置(取消令牌);
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ushort targetAddress;
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int maxLimit;
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int currentHomePos;
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switch (轴编号)
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{
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case 1:
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targetAddress = ADDR_HD_X_TARGET;
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maxLimit = 50000;
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currentHomePos = xHome;
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break;
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case 2:
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targetAddress = ADDR_HD_Y_TARGET;
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maxLimit = 50000;
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currentHomePos = yHome;
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break;
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case 3:
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targetAddress = ADDR_HD_Z_TARGET;
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maxLimit = 20000;
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currentHomePos = zHome;
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break;
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default:
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throw new ArgumentException("轴通道错误，仅支持 1(X), 2(Y), 3(Z)", nameof(轴编号));
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}
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int allowedMaxLimit = maxLimit - currentHomePos;
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if (目标位置 < 0 || 目标位置 > allowedMaxLimit)
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{
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throw new ArgumentOutOfRangeException(
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nameof(目标位置),
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$"轴 {轴编号} 目标位置 [{目标位置}] 不合法！当前原点为 [{currentHomePos}]，允许的有效写入范围为: 0 - {allowedMaxLimit}"
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);
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}
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await WriteMultipleRegistersAsync(_slaveAddress, targetAddress, Int32ToUshorts(目标位置), 取消令牌);
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}
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/// <summary>
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/// 读取指定轴当前设定的目标指定位置
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/// </summary>
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/// <param name="轴编号">1: X轴, 2: Y轴, 3: Z轴</param>
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/// <param name="取消令牌">取消令牌</param>
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/// <returns>当前设定的目标位置值</returns>
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public async Task<int> 查询轴目标位置(int 轴编号, CancellationToken 取消令牌 = default)
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{
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ushort address = 轴编号 switch
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{
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1 => ADDR_HD_X_TARGET,
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2 => ADDR_HD_Y_TARGET,
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3 => ADDR_HD_Z_TARGET,
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_ => throw new ArgumentException("轴通道错误，仅支持 1(X), 2(Y), 3(Z)", nameof(轴编号))
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};
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ushort[] registers = await ReadHoldingRegistersAsync(_slaveAddress, address, 2, 取消令牌);
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if (registers == null || registers.Length < 2)
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throw new InvalidOperationException($"从 PLC 读取轴 {轴编号} 目标位置失败。");
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return UshortsToInt32(registers);
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}
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/// <summary>
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/// 设置系统紧停锁定状态 (true: 锁定激活, false: 解除锁定)
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/// </summary>
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/// <param name="状态">true: 锁定激活, false: 解除锁定</param>
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/// <param name="取消令牌">取消令牌</param>
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public async Task 设置急停状态(bool 状态, CancellationToken 取消令牌 = default)
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{
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await WriteSingleCoilAsync(_slaveAddress, ADDR_M_ESTOP, 状态, 取消令牌);
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}
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/// <summary>
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/// 设置指定轴的停止控制状态 (true: 持续输出停止信号, false: 释放停止信号)
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/// </summary>
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/// <param name="轴编号">1: X轴, 2: Y轴, 3: Z轴</param>
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/// <param name="状态">true: 持续输出停止信号, false: 释放停止信号</param>
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/// <param name="取消令牌">取消令牌</param>
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public async Task 设置轴停止状态(int 轴编号, bool 状态, CancellationToken 取消令牌 = default)
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{
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ushort address = 轴编号 switch
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{
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1 => ADDR_M_X_STOP,
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2 => ADDR_M_Y_STOP,
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3 => ADDR_M_Z_STOP,
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_ => throw new ArgumentException("轴通道错误，仅支持 1(X), 2(Y), 3(Z)", nameof(轴编号))
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};
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await WriteSingleCoilAsync(_slaveAddress, address, 状态, 取消令牌);
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}
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/// <summary>
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/// 全局回零（安全校验版：先检查回原点速度是否为 0，为0则拒绝触发）
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/// </summary>
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/// <param name="取消令牌">取消令牌</param>
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public async Task 回零(CancellationToken 取消令牌 = default)
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{
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int currentSpeed = await 查询回零速度(取消令牌);
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if (currentSpeed == 0)
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throw new InvalidOperationException("无法触发回原点！当前回原点定位速度为 0，请先设置合法的回零速度。");
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await TriggerCoilAsync(ADDR_M_HOME_TRIGGER, 取消令牌);
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}
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/// <summary>
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/// 单轴指定位置启动（含速度判定、使能自动补齐、动作目标位置独立范围校验）
|
||
/// </summary>
|
||
/// <param name="轴编号">1: X轴, 2: Y轴, 3: Z轴</param>
|
||
/// <param name="取消令牌">取消令牌</param>
|
||
public async Task 启动单轴(int 轴编号, CancellationToken 取消令牌 = default)
|
||
{
|
||
ushort startAddress;
|
||
int maxLimit;
|
||
int currentHomePos;
|
||
|
||
// 1. 获取基础参数与校验边界
|
||
var (xHome, yHome, zHome) = await 查询原点位置(取消令牌);
|
||
switch (轴编号)
|
||
{
|
||
case 1:
|
||
startAddress = ADDR_M_X_START;
|
||
maxLimit = 50000;
|
||
currentHomePos = xHome;
|
||
break;
|
||
case 2:
|
||
startAddress = ADDR_M_Y_START;
|
||
maxLimit = 50000;
|
||
currentHomePos = yHome;
|
||
break;
|
||
case 3:
|
||
startAddress = ADDR_M_Z_START;
|
||
maxLimit = 20000;
|
||
currentHomePos = zHome;
|
||
break;
|
||
default:
|
||
throw new ArgumentException("轴通道错误，仅支持 1(X), 2(Y), 3(Z)", nameof(轴编号));
|
||
}
|
||
|
||
// 2. 检查动作轴的速度
|
||
int currentSpeed = await 查询轴速度(轴编号, 取消令牌);
|
||
if (currentSpeed == 0)
|
||
throw new InvalidOperationException($"轴 {轴编号} 无法启动！当前设定速度为 0。");
|
||
|
||
// 3. 检查动作轴使能，若为 false 则自动补写 true 激活驱动器
|
||
bool isEnabled = await 查询轴使能(轴编号, 取消令牌);
|
||
if (!isEnabled)
|
||
{
|
||
await 设置轴使能(轴编号, true, 取消令牌);
|
||
await Task.Delay(100, 取消令牌); // 等待硬件继电器响应与伺服驱动就绪
|
||
}
|
||
|
||
// 4. 精准独立校验当前需要动作轴的目标定位是否越界
|
||
int currentTarget = await 查询轴目标位置(轴编号, 取消令牌);
|
||
int allowedMaxLimit = maxLimit - currentHomePos;
|
||
if (currentTarget < 0 || currentTarget > allowedMaxLimit)
|
||
{
|
||
throw new ArgumentOutOfRangeException($"轴 {轴编号} 无法启动！当前指定目标位置 [{currentTarget}] 超过了允许的最大安全极限值 [{allowedMaxLimit}]。");
|
||
}
|
||
|
||
// 5. 校验完成，边缘触发点动启动
|
||
await TriggerCoilAsync(startAddress, 取消令牌);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 三轴同时启动（全开：严格校验全部运行轴速度、批量检测与补正1~6号轴使能、联动校验三轴目标范围极限）
|
||
/// </summary>
|
||
/// <param name="取消令牌">取消令牌</param>
|
||
public async Task 启动全部轴(CancellationToken 取消令牌 = default)
|
||
{
|
||
// 1. 一次性读取三轴速度，严禁任何一轴速度为 0
|
||
int xSpeed = await 查询轴速度(1, 取消令牌);
|
||
int ySpeed = await 查询轴速度(2, 取消令牌);
|
||
int zSpeed = await 查询轴速度(3, 取消令牌);
|
||
|
||
if (xSpeed == 0 || ySpeed == 0 || zSpeed == 0)
|
||
throw new InvalidOperationException($"无法全开启动！存在运行速度为 0 的轴。当前速度 -> X:{xSpeed}, Y:{ySpeed}, Z:{zSpeed}");
|
||
|
||
// 2. 批量读取 1 ~ 6 号轴连续的使能状态线圈，极大地优化网络性能
|
||
bool[] enableStates = await ReadCoilsAsync(_slaveAddress, ADDR_HM_AXIS1_ENABLE, 6, 取消令牌);
|
||
if (enableStates == null || enableStates.Length < 6)
|
||
throw new InvalidOperationException("从 PLC 读取 1~6 号轴使能状态失败。");
|
||
|
||
bool hasModifiedEnable = false;
|
||
ushort[] enableAddresses = { ADDR_HM_AXIS1_ENABLE, ADDR_HM_AXIS2_ENABLE, ADDR_HM_AXIS3_ENABLE, ADDR_HM_AXIS4_ENABLE, ADDR_HM_AXIS5_ENABLE, ADDR_HM_AXIS6_ENABLE };
|
||
|
||
for (int i = 0; i < 6; i++)
|
||
{
|
||
if (!enableStates[i])
|
||
{
|
||
await WriteSingleCoilAsync(_slaveAddress, enableAddresses[i], true, 取消令牌);
|
||
hasModifiedEnable = true;
|
||
}
|
||
}
|
||
|
||
// 如果执行过使能补齐补齐写入，在循环外进行统一延时，保证PLC时序安全
|
||
if (hasModifiedEnable)
|
||
await Task.Delay(100, 取消令牌);
|
||
|
||
// 3. 获取三轴原点及当前设定的目标指定位置
|
||
var (xHome, yHome, zHome) = await 查询原点位置(取消令牌);
|
||
|
||
int xTarget = await 查询轴目标位置(1, 取消令牌);
|
||
int yTarget = await 查询轴目标位置(2, 取消令牌);
|
||
int zTarget = await 查询轴目标位置(3, 取消令牌);
|
||
|
||
// X轴安全范围联动校验
|
||
int xMaxAllowed = 50000 - xHome;
|
||
if (xTarget < 0 || xTarget > xMaxAllowed)
|
||
throw new ArgumentOutOfRangeException(nameof(xTarget), $"X轴目标位置 [{xTarget}] 越界，当前原点下最大范围 0-{xMaxAllowed}");
|
||
|
||
// Y轴安全范围联动校验
|
||
int yMaxAllowed = 50000 - yHome;
|
||
if (yTarget < 0 || yTarget > yMaxAllowed)
|
||
throw new ArgumentOutOfRangeException(nameof(yTarget), $"Y轴目标位置 [{yTarget}] 越界，当前原点下最大范围 0-{yMaxAllowed}");
|
||
|
||
// Z轴安全范围联动校验
|
||
int zMaxAllowed = 20000 - zHome;
|
||
if (zTarget < 0 || zTarget > zMaxAllowed)
|
||
throw new ArgumentOutOfRangeException(nameof(zTarget), $"Z轴目标位置 [{zTarget}] 越界，当前原点下最大范围 0-{zMaxAllowed}");
|
||
|
||
// 4. 全部联动校验通过，三轴点动同步启动
|
||
await WriteSingleCoilAsync(_slaveAddress, ADDR_M_X_START, true, 取消令牌);
|
||
await WriteSingleCoilAsync(_slaveAddress, ADDR_M_Y_START, true, 取消令牌);
|
||
await WriteSingleCoilAsync(_slaveAddress, ADDR_M_Z_START, true, 取消令牌);
|
||
|
||
await Task.Delay(100, 取消令牌); // 保持高电平状态以适配 PLC 扫描周期
|
||
|
||
await WriteSingleCoilAsync(_slaveAddress, ADDR_M_X_START, false, 取消令牌);
|
||
await WriteSingleCoilAsync(_slaveAddress, ADDR_M_Y_START, false, 取消令牌);
|
||
await WriteSingleCoilAsync(_slaveAddress, ADDR_M_Z_START, false, 取消令牌);
|
||
}
|
||
|
||
#region 内部高低字工具转化方法
|
||
|
||
/// <summary>
|
||
/// 触发点动脉冲信号（置 1 后，等待 100ms 自动置 0 释放）
|
||
/// </summary>
|
||
private async Task TriggerCoilAsync(ushort address, CancellationToken ct = default)
|
||
{
|
||
await WriteSingleCoilAsync(_slaveAddress, address, true, ct);
|
||
await Task.Delay(100, ct);
|
||
await WriteSingleCoilAsync(_slaveAddress, address, false, ct);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 将 32 位整型数据转换为 Modbus 的 2 个 16 位无符号整数（低字在前 CDAB 格式）
|
||
/// </summary>
|
||
private ushort[] Int32ToUshorts(int value)
|
||
{
|
||
ushort lowWord = (ushort)(value & 0xFFFF);
|
||
ushort highWord = (ushort)((value >> 16) & 0xFFFF);
|
||
return new ushort[] { lowWord, highWord };
|
||
}
|
||
|
||
/// <summary>
|
||
/// 将 Modbus 的 2 个 16 位无符号整数转换为 32 位整型（低字在前 CDAB 格式）
|
||
/// </summary>
|
||
private int UshortsToInt32(ushort[] registers)
|
||
{
|
||
uint lowWord = registers[0];
|
||
uint highWord = registers[1];
|
||
return (int)((highWord << 16) | lowWord);
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region 轴绝对位置读取（只读）
|
||
|
||
/// <summary>
|
||
/// 读取指定轴的绝对位置（相对原点的实时位置，只读）
|
||
/// </summary>
|
||
/// <param name="轴编号">轴编号 (1-6)</param>
|
||
/// <param name="取消令牌">取消令牌</param>
|
||
/// <returns>指定轴的绝对位置值</returns>
|
||
public async Task<int> 查询轴绝对位置(int 轴编号, CancellationToken 取消令牌 = default)
|
||
{
|
||
ushort address = 轴编号 switch
|
||
{
|
||
1 => ADDR_ABS_AXIS1_POS,
|
||
2 => ADDR_ABS_AXIS2_POS,
|
||
3 => ADDR_ABS_AXIS3_POS,
|
||
4 => ADDR_ABS_AXIS4_POS,
|
||
5 => ADDR_ABS_AXIS5_POS,
|
||
6 => ADDR_ABS_AXIS6_POS,
|
||
_ => throw new ArgumentException("轴编号错误，仅支持 1-6", nameof(轴编号))
|
||
};
|
||
|
||
ushort[] registers = await ReadHoldingRegistersAsync(_slaveAddress, address, 2, 取消令牌);
|
||
if (registers == null || registers.Length < 2)
|
||
throw new InvalidOperationException($"读取轴 {轴编号} 绝对位置失败。");
|
||
|
||
return UshortsToInt32(registers);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 批量读取 1-6 轴的绝对位置（一次性读取 22 个寄存器，高效）
|
||
/// </summary>
|
||
/// <param name="取消令牌">取消令牌</param>
|
||
/// <returns>返回 6 轴绝对位置元组</returns>
|
||
public async Task<(int Axis1, int Axis2, int Axis3, int Axis4, int Axis5, int Axis6)> 查询全部轴绝对位置(CancellationToken 取消令牌 = default)
|
||
{
|
||
// 从 47232 开始连续读取 22 个寄存器（覆盖 47232-47253）
|
||
ushort[] registers = await ReadHoldingRegistersAsync(_slaveAddress, ADDR_ABS_AXIS1_POS, 22, 取消令牌);
|
||
if (registers == null || registers.Length < 22)
|
||
throw new InvalidOperationException("批量读取 6 轴绝对位置失败，返回数据长度不足。");
|
||
|
||
// 每轴间隔 4 个寄存器（2个数据 + 2个间隙），提取各轴数据
|
||
int axis1 = UshortsToInt32(new ushort[] { registers[0], registers[1] });
|
||
int axis2 = UshortsToInt32(new ushort[] { registers[4], registers[5] });
|
||
int axis3 = UshortsToInt32(new ushort[] { registers[8], registers[9] });
|
||
int axis4 = UshortsToInt32(new ushort[] { registers[12], registers[13] });
|
||
int axis5 = UshortsToInt32(new ushort[] { registers[16], registers[17] });
|
||
int axis6 = UshortsToInt32(new ushort[] { registers[20], registers[21] });
|
||
|
||
return (axis1, axis2, axis3, axis4, axis5, axis6);
|
||
}
|
||
|
||
#endregion
|
||
}
|
||
}
|