tkinter编写的串口助手——带CRC校验功能，可以读取松下侍服驱动器的线圈信息！！！

线圈信息！！！"/>

tkinter编写的串口助手——带CRC校验功能，可以读取松下侍服驱动器的线圈信息！！！

功能函数部分代码

import threading
import tkinter as tk
import serial
import serial.tools.list_ports
from tkinter import ttk
from tkinter import scrolledtext
from tkinter import END
import tkinter.messagebox
import binascii
import timeSerialPort = serial.Serial()
##创建窗口
GUI = tk.Tk()
GUI.title("松下伺服串口调试助手.(All copyrights reserved by Dage)")
GUI.geometry("530x380")
GUI.resizable(0, 0)##发送函数
def WriteData():try:#global DataSendDataSend = EntrySend.get()DataSend = calc_crc16_modbus(DataSend)if CrcStatus.get() == 1:Information_Window.insert("end", '发送指令为:' + DataSend + '\n')Information_Window.see("end")DataSendHex = binascii.a2b_hex(DataSend)SerialPort.write(DataSendHex)else:DataSend = DataSend[:-4]Information_Window.insert("end", '发送指令为:' + DataSend + '\n')Information_Window.see("end")DataSendHex = binascii.a2b_hex(DataSend)SerialPort.write(DataSendHex)except:tk.messagebox.showinfo('Port Error', '串口未打开')return None##接收函数
def ReceiveData():while SerialPort.isOpen():try:ReceiveDataStr = SerialPort.readline().hex()if len(ReceiveDataStr) != 0:global TRANSDATATRANSDATA = ReceiveDataStrReturnData = ReceiveDataStr[:-4]ReturnCRC = calc_crc16_modbus(ReturnData)[-4:]if ReturnCRC == ReceiveDataStr[-4:]:Receive_Window.insert("end", ReceiveDataStr + ' √'+'\n')Receive_Window.see("end")else:Receive_Window.insert("end", ReceiveDataStr + ' ×'+'\n')Receive_Window.see("end")except:SerialPort.close()##关闭串口
def Close_Serial():tk.Label(option, background='tomato', text="串口已关闭").grid(column=1, row=2,sticky='w')SerialPort.close()##打开串口
def Open_Serial():SerialPort.port = Port_list.get()SerialPort.baudrate = BaudRate_list.get()SerialPort.bytesize = 8SerialPort.stopbits = 1SerialPort.timeout = 0.1try:SerialPort.open()except:tk.messagebox.showwarning('Port Error', '串口已打开或无此串口')return Noneif SerialPort.isOpen():tk.Label(option, background='lime',text="串口已开启").grid(column=1, row=2,sticky='w')t = threading.Thread(target=ReceiveData)t.setDaemon(True)t.start()##增加CRC校验码
def calc_crc16_modbus(string):data = bytearray.fromhex(string)#data = stringcrc = 0xFFFFfor pos in data:                    #pos是position的缩写是data的substrcrc ^= posfor i in range(8):if ((crc & 1) == 1):crc >>= 1crc ^= 0xA001else:crc >>= 1A=hex(((crc & 0xff) << 8) + (crc >> 8))B=data.hex()return (B+A[2:6])##清除所有窗口
def ClearAllDisplay():Information_Window.delete(0.0, END)Receive_Window.delete(0.0, END)##读取编码器数值
def ReadRecoder():try:Data = '01 03 42 02 00 02'Data  = calc_crc16_modbus(Data)DataSendHex = binascii.a2b_hex(Data)SerialPort.write(DataSendHex)time.sleep(0.2)t2.delete(1.0,tkinter.END)#print(int(TRANSDATA[10:14]+TRANSDATA[6:10],16))t2.insert(1.0,int(TRANSDATA[10:14]+TRANSDATA[6:10],16))except:tk.messagebox.showinfo('Port Error', '串口未打开或读取编码器数值失败')return None##读取圈数
def ReadRounds():try:Data = '01 03 42 04 00 01'Data  = calc_crc16_modbus(Data)DataSendHex = binascii.a2b_hex(Data)SerialPort.write(DataSendHex)t1.delete(1.0,tkinter.END)print ('22222')if TRANSDATA[0:7] == '010302f':#print( (65535- int(TRANSDATA[6:10],16) ) )t1.insert(1.0,'-')t1.insert(1.1 ,(65535- int(TRANSDATA[6:10],16) ))elif TRANSDATA[0:7]  == '0103020':#print(int(TRANSDATA[6:10],16))t1.insert(1.0,'+')t1.insert(1.1, int(TRANSDATA[6:10], 16))else:return Noneexcept:tk.messagebox.showinfo('Port Error', '串口未打开或读取圈数失败')return None##圈数清零
def ClearRounds():try:Data = '01 06 41 00 61 65'Data  = calc_crc16_modbus(Data)DataSendHex = binascii.a2b_hex(Data)SerialPort.write(DataSendHex)except:tk.messagebox.showinfo('Port Error', '串口未打开或圈数清零失败')return Nonedef ChangeCrcSelText():if CrcStatus.get() == 1:CrcSelText.set('CrcSel')else:CrcSelText.set('CrcUnSel')

UI部分代码

#***************************  UI ****************************######串口设定#####
option = tk.LabelFrame(GUI, text="串口设定", padx=10, pady=10)  # 水平，垂直方向上的边距均为10
option.place(x=10, y=10, width=250)  # 定位坐标
tk.Label(option, text="    串口号:        ").grid(column=0, row=0,sticky='w')  # 添加串口号标签
tk.Label(option, text="    波特率:        ").grid(column=0, row=1,sticky='w')  # 添加波特率标签
tk.Label(option, text="串口已关闭").grid(column=1, row=2,sticky='w')
tk.Button(option, text="打开串口", command=Open_Serial).grid(column=0, row=3)
tk.Button(option, text="关闭串口", command=Close_Serial).grid(column=1,row=3)
Port = tk.StringVar()  # 端口号字符串
Port_list = ttk.Combobox(option, width=15, textvariable=Port, state='readonly')
ListPorts = list(serial.tools.list_portsports())
Port_list['values'] = [i[0] for i in ListPorts]
Port_list.current(0)
Port_list.grid(column=1, row=0)
BaudRate = tk.StringVar()
BaudRate_list = ttk.Combobox(option, width=15, textvariable=BaudRate, state='readonly')
BaudRate_list['values'] = (1200, 2400, 4800, 9600, 14400, 19200, 38400, 43000, 57600, 76800, 115200)
BaudRate_list.current(10)
BaudRate_list.grid(column=1, row=1)######操作指令#####
Send = tk.LabelFrame(GUI, text="操作指令", padx=5, pady=5)  # 水平，垂直方向上的边距均为 10
Send.place(x=10, y=155)
DataSend = tk.StringVar()  # 定义DataSend为保存文本框内容的字符串
EntrySend = tk.StringVar()
Send_Window = ttk.Entry(Send, textvariable=EntrySend, width=25)
Send_Window.grid()
tk.Button(Send, text="发送", command=WriteData).grid(pady=5, sticky=tk.E)######CRC校验后的操作指令#####
Information = tk.LabelFrame(GUI, text="增加CRC校验后的操作指令", padx=5, pady=5)  # 水平，垂直方向上的边距均为10
Information.place(x=270, y=10)
Information_Window = scrolledtext.ScrolledText(Information, width=30, height=5, padx=5, pady = 10,wrap = tk.WORD)
Information_Window.grid()######接收指令#####
Receive = tk.LabelFrame(GUI, text="接收指令", padx=5, pady=5)  # 水平，垂直方向上的边距均为 10
Receive.place(x=270, y=130)
Receive_Window = scrolledtext.ScrolledText(Receive, width=30, height=5, padx=5, pady=10, wrap=tk.WORD)
Receive_Window.grid()######清除按钮#####
tk.Button(text="清除", command=ClearAllDisplay).place(x=220,y=170)######CRC选择######
CrcSelText = tk.StringVar()
CrcSelText.set('CrcUnSel')
CrcStatus = tk.IntVar()
tk.Checkbutton(GUI, variable=CrcStatus,command=ChangeCrcSelText).place(x=225,y=210)  # 给Checkbutton添加选中事件
tk.Label(GUI, textvariable=CrcSelText).place(x=210,y=230)######读回编码器信息#####
Recoder = tk.LabelFrame(GUI, text="编码器信息读取", padx=5, pady=5)  # 水平，垂直方向上的边距均为10
Recoder.place(x=10, y=250)tk.Label(Recoder, text=" 圈数解析：").grid(column=0, row=0)
t1 = tk.Text(Recoder,width=15, height=1)
t1.grid(column=1, row=0)tk.Label(Recoder, text="编码值解析：").grid(column=0, row=2)
t2 = tk.Text(Recoder,width=15, height=1)
t2.grid(column=1, row=2)tk.Button(Recoder, text="读取圈数", command=ReadRounds).grid(column=3, row=0)
tk.Button(Recoder, text="圈数清零", command=ClearRounds).grid(column=5, row=0)
tk.Button(Recoder, text="读编码值", command=ReadRecoder).grid(column=3, row=2)tk.Label(Recoder, text="").grid(column=0, row=1)
tk.Label(Recoder, text="").grid(column=2, row=0)
tk.Label(Recoder, text="").grid(column=4, row=0)GUI.mainloop()