基于pyserial和tkinter的自动上电程序的上位机

2019-04-14 20:00发布

站内文章 / 模拟电子
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主要功能有：扫描并列出串口名，设置上下电时间，保存及自动保存log文件等。应用于自己做的一个上下电设备，下位机是arduino控制的大功率mos管。用于设备上下电老化测试。代码是根据别人的串口程序改的，自己不太懂的地方已经加了注释。

#encoding=utf-8 __author__ = 'pxj' from tkinter import * from serial import * import serial.tools.list_ports #from tkinter.ttk import * from tkinter import ttk #加上ttk美化界面 import time from tkinter.scrolledtext import ScrolledText #import ttk class GUI(Frame): def __init__(self,master): frame = Frame(master) frame.pack() #串口设置相关变量 ## self.port = "COM12" ## self.baudrate = 9600 #串口号提示 self.lab1 = Label(frame,text = '串口号：') self.lab1.grid(row = 0,column = 0,sticky = W) #串口号选择下拉菜单 self.port_list = list(serial.tools.list_ports_windows.comports()) serial_num=len(self.port_list) print(serial_num) serial_list=[] #串口列表 #信息显示栏 self.show = ScrolledText(frame,width = 40,height = 5,wrap = WORD) self.show.grid(row = 1,column = 1,rowspan = 3,columnspan=3,sticky = W) for i in range(0,serial_num): ## print(list(self.port_list[i])[0]) serial_list.append(list(self.port_list[i])[0]) #扫描串口，增加扫描到的串口“COM n” self.show.insert(0.0,list(self.port_list[i])[1]+" ") #显示相关串口信息 serial_list.sort() #整理串口顺序 print(serial_list) self.boxValue = StringVar() self.boxChoice = ttk.Combobox(frame,textvariable = self.boxValue,state = 'readonly',width=10) ## self.boxChoice['value'] = ("COM1","COM2","COM3","COM4","COM5","COM6","COM7","COM8","COM9","COM10","COM12") self.boxChoice['value']= (serial_list) self.boxChoice.current(0) self.boxChoice.bind('<>',self.Choice) self.boxChoice.grid(row = 1,column = 0,sticky = W) #波特率选择提示 self.lab2 = Label(frame,text = '波特率') self.lab2.grid(row = 2,column = 0,sticky = W) #波特率选择下拉菜单 self.boxValueBaudrate = IntVar() self.BaudrateChoice = ttk.Combobox(frame,textvariable = self.boxValueBaudrate,state = 'readonly',width=10) self.BaudrateChoice['value'] = (9600,19200,38400,115200) self.BaudrateChoice.current(0) self.BaudrateChoice.bind('<>',self.ChoiceBaudrate) self.BaudrateChoice.grid(row = 3,column = 0,sticky = W) #输出框提示 self.lab3 = Label(frame,text = '串口信息：') self.lab3.grid(row = 0,column = 1,sticky = W) #输出框 #滚动条 ## self.S = Scrollbar(self.show) ## self.S.grid(row = 4,column = 2,rowspan = 2,sticky = E) ## self.S.config(command=self.show.yview) ## self.show.config(yscrollcommand=self.S.set) #输入框提示 self.lab4 = Label(frame,text = '串口输入：') self.lab4.grid(row = 4,column = 1,sticky = W) #输入框 self.input = ttk.Entry(frame,width = 40) self.input.grid(row = 5,column = 1,rowspan = 1,columnspan=3,sticky = W) #输入按钮 self.button1 = ttk.Button(frame,text = "输入",width=8,command = self.Submit) self.button1.grid(row = 6,column = 2) #清空按钮 self.button4 = ttk.Button(frame,text = "清除",width=8,command = self.Clear) self.button4.grid(row = 6,column = 3) #保存log按钮 self.button5 = ttk.Button(frame,text = "保存log",width=8,command = self.SaveClick) self.button5.grid(row = 7,column = 3) ## self.button5.bind("",self.SaveClick) #串口开启按钮 self.button2 = ttk.Button(frame,text = '打开串口',command = self.open) self.button2.grid(row = 5,column = 0) #串口关闭按钮 self.button3 = ttk.Button(frame,text = '关闭串口',command = self.close) self.button3.grid(row = 6,column = 0) #串口信息提示框 ## self.showSerial = Text(frame,width = 20,height = 2,wrap = WORD) ## self.showSerial.grid(row = 12,column = 1,sticky = W) #串口初始化配置 self.ser = Serial() ## self.ser.setPort(self.port) #输入开机时间 self.lab_open_time=Label(frame,text="开机时间/S:") self.lab_open_time.grid(row=7,column=0,sticky=W) self.input_open_time=ttk.Entry(frame,width=10) self.input_open_time.grid(row=7,column=1,sticky=W) self.input_open_time.insert(2,"1") #输入关机时间 self.lab_close_time=Label(frame,text="关机时间/S:") self.lab_close_time.grid(row=8,column=0,sticky=W) self.input_close_time=ttk.Entry(frame,width=10) self.input_close_time.grid(row=8,column=1,sticky=W) self.input_close_time.insert(2,"1") #输入开关次数 self.lab_times=Label(frame,text="开关次数/次:") self.lab_times.grid(row=9,column=0,sticky=W) self.input_times=ttk.Entry(frame,width=10) self.input_times.grid(row=9,column=1,sticky=W) self.input_times.insert(2,"5") #开始测试 self.begin_button=ttk.Button(frame,text = '开始测试',command = self.begin) self.begin_button.grid(row=11,column=0) #self.ser.setBaudrate(self.baudrate) #self.ser.open() #print self.ser.isOpen() #print self.ser def Choice(self,event): context = self.boxValue.get() print(context,"is selected!") self.ser.setPort(context) ## list = ["COM1","COM2","COM3","COM4","COM10"] ## if context in list: ## self.port = list.index(context) ## self.ser.setPort(self.port) ## print (self.port) def ChoiceBaudrate(self,event): self.baudrate = self.boxValueBaudrate.get() ## self.ser.setBaudrate(self.baudrate) self.ser.baudrate=self.baudrate print (self.baudrate) def Submit(self): if self.ser.isOpen() == False: self.open() context1 = self.input.get() print(context1) n = self.ser.write(context1.encode()) self.ser.flush() #output = self.ser.read(n) # print (output) self.show.delete(0.0,END) #self.show.insert(0.0,output) self.close() #开始测试 def begin(self): if self.ser.isOpen() == False: self.open() self.Clear() self.times=self.input_times.get() print(self.times) num=int(self.times) open_time=int(self.input_open_time.get()) close_time=int(self.input_close_time.get()) for i in range(0,num): #print("close") n1=self.ser.write(b"close") self.ser.flush() ## self.show.insert(0.0,"close") self.print_close() # print(self.ser.read(n1)) time.sleep(close_time) #print("open") ## print(i) n2=self.ser.write(b"open") self.ser.flush() # print(self.ser.read(n2)) self.print_open() time.sleep(open_time) self.show.insert(0.0,str(i+1)+" ") #打印测试的次数 self.show.update() #实时刷新 with open (str(os.getcwd())+'/auto_save_log.txt','w+') as fb: fb.write(self.show.get(0.0,'end')) print(num,"times test is over!") ## self.show.delete(0.0,END) self.show.insert(0.0,str(num)+" times test is over! ") self.show.update() #实时刷新 self.close() def print_close(self): self.show.insert(0.0,"close ") self.show.update() #实时刷新 def print_open(self): self.show.insert(0.0,"open ") self.show.update() #实时刷新 def Clear(self): self.show.delete(0.0,END) def open(self): self.ser.open() if self.ser.isOpen() == True: #self.show.delete(0.0,END) self.show.insert(0.0,"Serial has been opend! ") def close(self): self.ser.close() if self.ser.isOpen() == False: # self.show.delete(0.0,END) self.show.insert(0.0,"Serial has been closed! ") def SaveClick(self): ## print(os.getcwd()) self.time_now=time.strftime("%Y%m%d_%H_%M_%S", time.localtime()) #为log文件打上时间戳 print(self.time_now) with open (str(os.getcwd())+"/log_"+self.time_now+".txt",'w+') as fb: #新建文件 fb.write(self.show.get(0.0,'end')) self.show.insert(0.0,"Log has been saved! ") root = Tk() root.title("Serial Communication") #root.geometry("420x320")#设置窗口大小 app = GUI(root) root.mainloop()



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