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介绍:
格雷码在光电编码器、步进电机等工程应用中使用比较广泛。相较于原始的二进制码,在工程使用中容错率和精度都要高出许多,具体详见:
小编制作的格雷码转化器使用字符串进行操作,故对输入长度没有太大限制。
效果如下图所示:
不废话了,以下是代码:
#!/usr/bin/python # -*- coding: UTF-8 -*-from tkinter import *from tkinter import scrolledtext,messageboximport rewin_main = Tk()win_main["background"] = "gray"win_main["width"] = 1000win_main["height"] = 600win_main.title("格雷码转换器")win_main.resizable(FALSE, FALSE)lbl_Binary_Title = Label(win_main, justify=LEFT)lbl_Binary_Title['text'] = '普通二进制码'lbl_Binary_Title['background'] = "white"lbl_Binary_Title.place(width=300, height=25, x=100, y=100)stxt_Binary_InOut = scrolledtext.ScrolledText(win_main)stxt_Binary_InOut.place(width=300, height=375, x=100, y=125)lbl_Gray_Title = Label(win_main, justify=LEFT)lbl_Gray_Title['text'] = '格雷码'lbl_Gray_Title['background'] = "white"lbl_Gray_Title.place(width=300, height=25, x=600, y=100)stxt_Gray_InOut = scrolledtext.ScrolledText(win_main)stxt_Gray_InOut.place(width=300, height=375, x=600, y=125)def cmd_BinaryToGray(): b_data=stxt_Binary_InOut.get(0.0,END).strip() # print(type(b_data),len(b_data)) regex = re.compile('[10]+') if regex.fullmatch(b_data)==None: messagebox.showinfo('注意','二进制输入格式错误!') return g_data = b_data[0] for i in range(len(b_data) - 1): if b_data[i]==b_data[i + 1]: g_data += '0' else: g_data += '1' stxt_Gray_InOut.delete(0.0,END) stxt_Gray_InOut.insert(END,g_data) returnbtn_BinaryToGray = Button(win_main, justify=CENTER, text="——>", command=cmd_BinaryToGray)btn_BinaryToGray.place(width=180, height=50, x=410, y=200)def cmd_GrayToBinary(): g_data = stxt_Gray_InOut.get(0.0, END).strip() regex = re.compile('[10]+') if regex.fullmatch(g_data) == None: messagebox.showinfo('注意', '格雷码输入格式错误!') return b_data = g_data[0] for i in range(len(g_data) - 1): if b_data[i] == g_data[i + 1]: b_data += '0' else: b_data += '1' stxt_Binary_InOut.delete(0.0, END) stxt_Binary_InOut.insert(END, b_data) returnbtn_GrayToBinary = Button(win_main, justify=CENTER, text="<——", command=cmd_GrayToBinary)btn_GrayToBinary.place(width=180, height=50, x=410, y=350)win_main.mainloop()