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from PyQt5.QtWidgets import (QWidget, QVBoxLayout, QHBoxLayout, QGroupBox,
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QLabel, QLineEdit, QPushButton, QComboBox,
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QTabWidget, QMessageBox, QGridLayout, QDoubleSpinBox,
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QSpinBox, QFormLayout, QCheckBox)
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from PyQt5.QtCore import Qt
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class HartCalibrationWidget(QWidget):
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def __init__(self, parent=None):
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super(HartCalibrationWidget, self).__init__(parent)
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self.hartComm = None
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self.initUI()
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def initUI(self):
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# 创建主布局
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mainLayout = QVBoxLayout()
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# --- 1. 标准校准区域 ---
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calibGroup = QGroupBox("标准校准操作")
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calibLayout = QVBoxLayout(calibGroup)
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infoLabel1 = QLabel("标准校准操作将校准设备的测量值。请确保在执行校准前已正确连接设备。")
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infoLabel1.setWordWrap(True)
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calibLayout.addWidget(infoLabel1)
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buttonLayout = QGridLayout()
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self.calibrate4mAButton = QPushButton("4mA校准 (Command 37)")
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self.calibrate20mAButton = QPushButton("20mA校准 (Command 36)")
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self.calibrateZeroPointButton = QPushButton("零点校准 (Command 43)")
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buttonLayout.addWidget(self.calibrate4mAButton, 0, 0)
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buttonLayout.addWidget(self.calibrate20mAButton, 0, 1)
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buttonLayout.addWidget(self.calibrateZeroPointButton, 1, 0, 1, 2)
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calibLayout.addLayout(buttonLayout)
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warningLabel1 = QLabel("警告：校准操作将修改设备的校准参数，请确保您知道您在做什么！")
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warningLabel1.setStyleSheet("color: red;")
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warningLabel1.setWordWrap(True)
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calibLayout.addWidget(warningLabel1)
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mainLayout.addWidget(calibGroup)
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# --- 2. 环路电流微调区域 ---
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trimGroup = QGroupBox("环路电流微调")
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trimLayout = QVBoxLayout(trimGroup)
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infoLabel2 = QLabel("环路电流微调用于精确调整4mA和20mA输出。请先进入固定电流模式使设备输出固定电流，再使用高精度电流表测量实际输出电流，然后输入测量值进行微调。")
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infoLabel2.setWordWrap(True)
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trimLayout.addWidget(infoLabel2)
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trim4mAGroup = QGroupBox("4mA微调 (Command 45)")
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trim4mALayout = QFormLayout(trim4mAGroup)
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self.trim4mASpinBox = QDoubleSpinBox()
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self.trim4mASpinBox.setRange(3.0, 5.0)
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self.trim4mASpinBox.setSingleStep(0.001)
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self.trim4mASpinBox.setDecimals(3)
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self.trim4mASpinBox.setValue(4.0)
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self.trim4mAButton = QPushButton("执行4mA微调")
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trim4mALayout.addRow(QLabel("测量的电流值(mA):"), self.trim4mASpinBox)
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trim4mALayout.addRow("", self.trim4mAButton)
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trim20mAGroup = QGroupBox("20mA微调 (Command 46)")
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trim20mALayout = QFormLayout(trim20mAGroup)
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self.trim20mASpinBox = QDoubleSpinBox()
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self.trim20mASpinBox.setRange(19.0, 21.0)
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self.trim20mASpinBox.setSingleStep(0.001)
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self.trim20mASpinBox.setDecimals(3)
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self.trim20mASpinBox.setValue(20.0)
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self.trim20mAButton = QPushButton("执行20mA微调")
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trim20mALayout.addRow(QLabel("测量的电流值(mA):"), self.trim20mASpinBox)
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trim20mALayout.addRow("", self.trim20mAButton)
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trimLayout.addWidget(trim4mAGroup)
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trimLayout.addWidget(trim20mAGroup)
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warningLabel2 = QLabel("警告：微调操作将修改设备的校准参数，请确保使用高精度电流表测量！")
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warningLabel2.setStyleSheet("color: red;")
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warningLabel2.setWordWrap(True)
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trimLayout.addWidget(warningLabel2)
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mainLayout.addWidget(trimGroup)
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# --- 3. 固定电流输出区域 ---
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fixedCurrentGroup = QGroupBox("固定电流输出 (Command 40)")
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fixedCurrentLayout = QVBoxLayout(fixedCurrentGroup)
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infoLabel3 = QLabel("固定电流输出模式用于测试和校准目的。在此模式下，设备将输出固定电流值，不受测量值变化的影响。")
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infoLabel3.setWordWrap(True)
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fixedCurrentLayout.addWidget(infoLabel3)
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self.enableFixedCurrentCheckBox = QCheckBox("启用固定电流输出")
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fixedCurrentLayout.addWidget(self.enableFixedCurrentCheckBox)
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fixedCurrentFormLayout = QFormLayout()
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self.fixedCurrentSpinBox = QDoubleSpinBox()
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self.fixedCurrentSpinBox.setRange(3.8, 21.0)
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self.fixedCurrentSpinBox.setSingleStep(0.1)
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self.fixedCurrentSpinBox.setDecimals(2)
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self.fixedCurrentSpinBox.setValue(4.0)
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self.fixedCurrentSpinBox.setEnabled(False)
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fixedCurrentFormLayout.addRow(QLabel("固定电流值(mA):"), self.fixedCurrentSpinBox)
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fixedCurrentLayout.addLayout(fixedCurrentFormLayout)
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self.applyFixedCurrentButton = QPushButton("应用设置")
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fixedCurrentLayout.addWidget(self.applyFixedCurrentButton)
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warningLabel3 = QLabel("警告：启用固定电流输出模式将使设备不再响应测量值变化！请在完成测试后务必退出固定电流模式。")
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warningLabel3.setStyleSheet("color: red;")
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warningLabel3.setWordWrap(True)
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fixedCurrentLayout.addWidget(warningLabel3)
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mainLayout.addWidget(fixedCurrentGroup)
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mainLayout.addStretch(1)
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self.setLayout(mainLayout)
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# --- 连接所有信号和槽 ---
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self.calibrate4mAButton.clicked.connect(self.onCalibrate4mA)
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self.calibrate20mAButton.clicked.connect(self.onCalibrate20mA)
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self.calibrateZeroPointButton.clicked.connect(self.onCalibrateZeroPoint)
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self.trim4mAButton.clicked.connect(self.onTrimLoopCurrent4mA)
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self.trim20mAButton.clicked.connect(self.onTrimLoopCurrent20mA)
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self.enableFixedCurrentCheckBox.toggled.connect(self.fixedCurrentSpinBox.setEnabled)
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self.applyFixedCurrentButton.clicked.connect(self.onSetFixedCurrentOutput)
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def setHartComm(self, hartComm):
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"""设置HART通信对象"""
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self.hartComm = hartComm
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def onCalibrate4mA(self):
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"""4mA校准 command 37"""
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if not self.hartComm or not self.hartComm.isConnected():
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QMessageBox.warning(self, "警告", "设备未连接，请先连接设备")
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return
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reply = QMessageBox.question(self, "确认", "确定要执行4mA校准吗？此操作将修改设备校准参数。",
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QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
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if reply != QMessageBox.Yes:
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return
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try:
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raw_response = self.hartComm.calibrate4mA()
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response_dict = raw_response[0] if isinstance(raw_response, list) and raw_response else raw_response
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if isinstance(response_dict, dict) and response_dict.get("status") == "success":
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details = self.formatResponseDetails(response_dict)
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QMessageBox.information(self, "成功", f"4mA校准成功!\n\n{details}")
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elif isinstance(response_dict, dict):
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error_msg = response_dict.get("error", "未知错误")
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QMessageBox.critical(self, "错误", f"4mA校准失败: {error_msg}")
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else:
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QMessageBox.critical(self, "错误", "4mA校准失败: 无效的响应格式")
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except Exception as e:
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QMessageBox.critical(self, "异常", f"4mA校准时发生异常: {str(e)}")
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def onCalibrate20mA(self):
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"""20mA校准 command 36"""
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if not self.hartComm or not self.hartComm.isConnected():
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QMessageBox.warning(self, "警告", "设备未连接，请先连接设备")
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return
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reply = QMessageBox.question(self, "确认", "确定要执行20mA校准吗？此操作将修改设备校准参数。",
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QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
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if reply != QMessageBox.Yes:
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return
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try:
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raw_response = self.hartComm.calibrate20mA()
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response_dict = raw_response[0] if isinstance(raw_response, list) and raw_response else raw_response
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if isinstance(response_dict, dict) and response_dict.get("status") == "success":
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details = self.formatResponseDetails(response_dict)
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QMessageBox.information(self, "成功", f"20mA校准成功!\n\n{details}")
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elif isinstance(response_dict, dict):
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error_msg = response_dict.get("error", "未知错误")
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QMessageBox.critical(self, "错误", f"20mA校准失败: {error_msg}")
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else:
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QMessageBox.critical(self, "错误", "20mA校准失败: 无效的响应格式")
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except Exception as e:
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QMessageBox.critical(self, "异常", f"20mA校准时发生异常: {str(e)}")
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def onCalibrateZeroPoint(self):
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"""零点校准 command 43"""
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if not self.hartComm or not self.hartComm.isConnected():
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QMessageBox.warning(self, "警告", "设备未连接，请先连接设备")
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return
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reply = QMessageBox.question(self, "确认", "确定要执行零点校准吗？此操作将修改设备校准参数。",
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QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
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if reply != QMessageBox.Yes:
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return
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try:
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raw_response = self.hartComm.calibrateZeroPoint()
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response_dict = raw_response[0] if isinstance(raw_response, list) and raw_response else raw_response
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if isinstance(response_dict, dict) and response_dict.get("status") == "success":
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details = self.formatResponseDetails(response_dict)
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QMessageBox.information(self, "成功", f"零点校准成功!\n\n{details}")
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elif isinstance(response_dict, dict):
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error_msg = response_dict.get("error", "未知错误")
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QMessageBox.critical(self, "错误", f"零点校准失败: {error_msg}")
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else:
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QMessageBox.critical(self, "错误", "零点校准失败: 无效的响应格式")
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except Exception as e:
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QMessageBox.critical(self, "异常", f"零点校准时发生异常: {str(e)}")
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def onTrimLoopCurrent4mA(self):
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"""微调环路电流4mA command 45"""
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if not self.hartComm or not self.hartComm.isConnected():
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QMessageBox.warning(self, "警告", "设备未连接，请先连接设备")
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return
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measured_current = self.trim4mASpinBox.value()
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reply = QMessageBox.question(self, "确认", f"确定要使用测量值 {measured_current} mA 执行4mA微调吗？此操作将修改设备校准参数。",
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QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
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if reply != QMessageBox.Yes:
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return
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try:
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raw_response = self.hartComm.trimLoopCurrent4mA(measured_current)
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response_dict = raw_response[0] if isinstance(raw_response, list) and raw_response else raw_response
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if isinstance(response_dict, dict) and response_dict.get("status") == "success":
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details = self.formatResponseDetails(response_dict)
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QMessageBox.information(self, "成功", f"4mA环路电流微调成功!\n测量值: {measured_current} mA\n\n{details}")
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elif isinstance(response_dict, dict):
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error_msg = response_dict.get("error", "未知错误")
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QMessageBox.critical(self, "错误", f"4mA环路电流微调失败: {error_msg}")
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else:
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QMessageBox.critical(self, "错误", "4mA环路电流微调失败: 无效的响应格式")
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except Exception as e:
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QMessageBox.critical(self, "异常", f"4mA环路电流微调时发生异常: {str(e)}")
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def onTrimLoopCurrent20mA(self):
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"""微调环路电流20mA command 46"""
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if not self.hartComm or not self.hartComm.isConnected():
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QMessageBox.warning(self, "警告", "设备未连接，请先连接设备")
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return
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measured_current = self.trim20mASpinBox.value()
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reply = QMessageBox.question(self, "确认", f"确定要使用测量值 {measured_current} mA 执行20mA微调吗？此操作将修改设备校准参数。",
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QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
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if reply != QMessageBox.Yes:
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return
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try:
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raw_response = self.hartComm.trimLoopCurrent20mA(measured_current)
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response_dict = raw_response[0] if isinstance(raw_response, list) and raw_response else raw_response
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if isinstance(response_dict, dict) and response_dict.get("status") == "success":
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details = self.formatResponseDetails(response_dict)
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QMessageBox.information(self, "成功", f"20mA环路电流微调成功!\n测量值: {measured_current} mA\n\n{details}")
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elif isinstance(response_dict, dict):
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error_msg = response_dict.get("error", "未知错误")
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QMessageBox.critical(self, "错误", f"20mA环路电流微调失败: {error_msg}")
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else:
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QMessageBox.critical(self, "错误", "20mA环路电流微调失败: 无效的响应格式")
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except Exception as e:
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QMessageBox.critical(self, "异常", f"20mA环路电流微调时发生异常: {str(e)}")
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def onSetFixedCurrentOutput(self):
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"""设置固定电流输出/退出固定模式 command 40"""
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if not self.hartComm or not self.hartComm.isConnected():
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QMessageBox.warning(self, "警告", "设备未连接，请先连接设备")
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return
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enable = self.enableFixedCurrentCheckBox.isChecked()
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current_value = self.fixedCurrentSpinBox.value() if enable else 0.0
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if enable:
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message = f"确定要启用固定电流输出模式，输出电流值为 {current_value} mA 吗？\n\n警告：启用此模式后，设备将不再响应测量值变化！"
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else:
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message = "确定要退出固定电流输出模式吗？"
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reply = QMessageBox.question(self, "确认", message, QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
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if reply != QMessageBox.Yes:
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return
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try:
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raw_response = self.hartComm.setFixedCurrentOutput(enable, current_value)
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response_dict = raw_response[0] if isinstance(raw_response, list) and raw_response else raw_response
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if isinstance(response_dict, dict) and response_dict.get("status") == "success":
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details = self.formatResponseDetails(response_dict)
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if enable:
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QMessageBox.information(self, "成功", f"已启用固定电流输出模式!\n电流值: {current_value} mA\n\n{details}")
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else:
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QMessageBox.information(self, "成功", f"已退出固定电流输出模式!\n\n{details}")
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elif isinstance(response_dict, dict):
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error_msg = response_dict.get("error", "未知错误")
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QMessageBox.critical(self, "错误", f"设置固定电流输出失败: {error_msg}")
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else:
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QMessageBox.critical(self, "错误", "设置固定电流输出失败: 无效的响应格式")
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except Exception as e:
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QMessageBox.critical(self, "异常", f"设置固定电流输出时发生异常: {str(e)}")
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def formatResponseDetails(self, response):
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"""格式化响应详细信息"""
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details = ""
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# 添加消息对象的详细信息
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msg = response.get("msg", {})
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if msg:
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details += "消息详情:\n"
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for key, value in msg.items():
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# 处理二进制数据，转换为可读形式
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if isinstance(value, bytes):
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try:
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# 尝试解码为ASCII字符串，移除不可打印字符
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printable_chars = "".join(chr(c) for c in value if 32 <= c <= 126)
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if printable_chars:
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value_str = f"{printable_chars} (HEX: {value.hex()})"
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else:
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value_str = f"HEX: {value.hex()}"
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except:
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value_str = f"HEX: {value.hex()}"
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else:
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value_str = str(value)
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details += f" {key}: {value_str}\n"
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# 添加原始数据的详细信息
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raw_data = response.get("raw_data")
|
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if raw_data:
|
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details += "\n原始数据:\n"
|
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|
|
details += f" HEX: {raw_data.hex()}"
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return details
|
