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main.py 11.05 KB
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#! /usr/bin/env python
# -*- coding: utf-8 -*-
import ttk
import time
import tkFont
import logging
import datetime
import binascii
import platform
import threading
import Tkinter as tk
from UI.MainFrm import MainFrame
from Utils.SerialHelper import SerialHelper
# 根据系统 引用不同的库
if platform.system() == "Windows":
from serial.tools import list_ports
else:
import glob
import os
import re
logging.basicConfig(level=logging.DEBUG,
format='%(asctime)s %(filename)s[line:%(lineno)d] %(levelname)s %(message)s',
datefmt='%a, %d %b %Y %H:%M:%S')
# 结束符(16进制)CR 13(\r - 0x0D); NL(LF) 10(\n - 0x0A)
END_HEX = "0D0A"
class MainSerialTool(MainFrame):
'''
main func class
'''
def __init__(self, master=None):
super(MainSerialTool, self).__init__(master)
self.root = master
self.serial_receive_count = 0
self.serial_recieve_data = ""
self.serial_listbox = list()
self.find_all_devices()
def find_all_devices(self):
'''
线程检测连接设备的状态
'''
self.find_all_serial_devices()
self.start_thread_timer(self.find_all_devices, 1)
def find_all_serial_devices(self):
'''
检查串口设备
'''
try:
if platform.system() == "Windows":
self.temp_serial = list()
for com in list(list_ports.comports()):
try:
strCom = com[0].encode(
"utf-8") + ": " + com[1][:-7].encode("utf-8")
except:
strCom = com[0] + ": " + \
com[1][:-7].decode("gbk").encode("utf-8")
self.temp_serial.append(strCom)
for item in self.temp_serial:
if item not in self.serial_listbox:
self.serial_frm.frm_left_listbox.insert("end", item)
for item in self.serial_listbox:
if item not in self.temp_serial:
size = self.serial_frm.frm_left_listbox.size()
index = list(self.serial_frm.frm_left_listbox.get(
0, size)).index(item)
self.serial_frm.frm_left_listbox.delete(index)
self.serial_listbox = self.temp_serial
elif platform.system() == "Linux":
self.temp_serial = list()
self.temp_serial = self.find_usb_tty()
for item in self.temp_serial:
if item not in self.serial_listbox:
self.serial_frm.frm_left_listbox.insert("end", item)
for item in self.serial_listbox:
if item not in self.temp_serial:
index = list(self.serial_frm.frm_left_listbox.get(
0, self.serial_frm.frm_left_listbox.size())).index(item)
self.serial_frm.frm_left_listbox.delete(index)
self.serial_listbox = self.temp_serial
except Exception as e:
logging.error(e)
def Toggle(self, event=None):
'''
打开/关闭 设备
'''
self.serial_toggle()
def Send(self):
'''
发送数据
'''
self.serial_send()
def SerialClear(self):
'''
clear serial receive text
'''
self.serial_receive_count = 0
self.serial_frm.frm_right_receive.delete("0.0", "end")
def serial_toggle(self):
'''
打开/关闭串口设备
'''
if self.serial_frm.frm_left_btn["text"] == "Open":
try:
serial_index = self.serial_frm.frm_left_listbox.curselection()
if serial_index:
self.current_serial_str = self.serial_frm.frm_left_listbox.get(
serial_index).encode("utf-8")
else:
self.current_serial_str = self.serial_frm.frm_left_listbox.get(
self.serial_frm.frm_left_listbox.size() - 1).encode("utf-8")
if platform.system() == "Windows":
self.port = self.current_serial_str.split(":")[0]
elif platform.system() == "Linux":
self.port = self.current_serial_str
self.baudrate = self.serial_frm.frm_left_combobox_baudrate.get()
self.parity = self.serial_frm.frm_left_combobox_parity.get()
self.databit = self.serial_frm.frm_left_combobox_databit.get()
self.stopbit = self.serial_frm.frm_left_combobox_stopbit.get()
self.ser = SerialHelper(Port=self.port,
BaudRate=self.baudrate,
ByteSize=self.databit,
Parity=self.parity,
Stopbits=self.stopbit)
self.ser.on_connected_changed(self.serial_on_connected_changed)
except Exception as e:
logging.error(e)
try:
self.serial_frm.frm_status_label["text"] = "Open [{0}] Failed!".format(
self.current_serial_str)
self.serial_frm.frm_status_label["fg"] = "#DC143C"
except Exception as ex:
logging.error(ex)
elif self.serial_frm.frm_left_btn["text"] == "Close":
self.ser.disconnect()
self.serial_frm.frm_left_btn["text"] = "Open"
self.serial_frm.frm_left_btn["bg"] = "#008B8B"
self.serial_frm.frm_status_label["text"] = "Close Serial Successful!"
self.serial_frm.frm_status_label["fg"] = "#8DEEEE"
def get_threshold_value(self, *args):
'''
get threshold value
'''
try:
self.ser.threshold_value = int(self.serial_frm.threshold_str.get())
except:
pass
def serial_send(self):
'''
串口数据发送 CR 13; NL(LF) 10
'''
send_data = self.serial_frm.frm_right_send.get("0.0", "end").strip()
if self.serial_frm.new_line_cbtn_var.get() == 1: # 是否添加换行符
send_data = send_data + "\r\n"
logging.info(">>>" + str(send_data))
if self.serial_frm.send_hex_cbtn_var.get() == 1: # 是否使用16进制发送
send_data = send_data.replace(" ", "").replace("\n", "0A").replace("\r", "0D")
self.ser.write(send_data, True)
else:
self.ser.write(send_data)
def serial_on_connected_changed(self, is_connected):
'''
串口连接状态改变回调
'''
if is_connected:
self.ser.connect()
if self.ser._is_connected:
self.serial_frm.frm_status_label["text"] = "Open [{0}] Successful!".format(
self.current_serial_str)
self.serial_frm.frm_status_label["fg"] = "#66CD00"
self.serial_frm.frm_left_btn["text"] = "Close"
self.serial_frm.frm_left_btn["bg"] = "#F08080"
self.ser.on_data_received(self.serial_on_data_received)
else:
self.serial_frm.frm_status_label["text"] = "Open [{0}] Failed!".format(
self.current_serial_str)
self.serial_frm.frm_status_label["fg"] = "#DC143C"
else:
self.ser.disconnect()
self.serial_frm.frm_left_btn["text"] = "Open"
self.serial_frm.frm_left_btn["bg"] = "#008B8B"
self.serial_frm.frm_status_label["text"] = "Close Serial Successful!"
self.serial_frm.frm_status_label["fg"] = "#8DEEEE"
def serial_on_data_received(self, data):
'''
串口接收数据回调函数
'''
self.serial_recieve_data += data
self.serial_recieve_data_hex = binascii.hexlify(
self.serial_recieve_data).upper()
# 当接收到的数据达到阈值或者以结束符结束时
if self.ser.threshold_value <= len(self.serial_recieve_data) or self.serial_recieve_data_hex.endswith(END_HEX):
if self.serial_frm.receive_hex_cbtn_var.get() == 1:
self.serial_frm.frm_right_receive.insert("end", "[" + str(datetime.datetime.now()) + " - "
+ str(self.serial_receive_count) + "]:\n", "green")
data_str = " ".join([hex(ord(x))[2:].upper().rjust(
2, "0") for x in self.serial_recieve_data])
logging.info("<<<" + str(data_str))
self.serial_frm.frm_right_receive.insert(
"end", data_str + "\n")
self.serial_frm.frm_right_receive.see("end")
else:
self.serial_frm.frm_right_receive.insert("end", "[" + str(datetime.datetime.now()) + " - "
+ str(self.serial_receive_count) + "]:\n", "green")
self.serial_frm.frm_right_receive.insert(
"end", self.serial_recieve_data + "\n")
logging.info("<<<" + str(self.serial_recieve_data))
self.serial_frm.frm_right_receive.see("end")
self.serial_receive_count += 1
self.serial_recieve_data = ""
def find_usb_tty(self, vendor_id=None, product_id=None):
'''
查找Linux下的串口设备
'''
tty_devs = list()
for dn in glob.glob('/sys/bus/usb/devices/*'):
try:
vid = int(open(os.path.join(dn, "idVendor")).read().strip(), 16)
pid = int(open(os.path.join(dn, "idProduct")).read().strip(), 16)
if ((vendor_id is None) or (vid == vendor_id)) and ((product_id is None) or (pid == product_id)):
dns = glob.glob(os.path.join(
dn, os.path.basename(dn) + "*"))
for sdn in dns:
for fn in glob.glob(os.path.join(sdn, "*")):
if re.search(r"\/ttyUSB[0-9]+$", fn):
tty_devs.append(os.path.join(
"/dev", os.path.basename(fn)))
except Exception as ex:
pass
return tty_devs
if __name__ == '__main__':
'''
main loop
'''
root = tk.Tk()
root.columnconfigure(0, weight=1)
root.rowconfigure(0, weight=1)
root.geometry()
root.title("Serial Tool")
monacofont = tkFont.Font(family="Monaco", size=16)
root.option_add("*TCombobox*Listbox*background", "#292929")
root.option_add("*TCombobox*Listbox*foreground", "#FFFFFF")
root.option_add("*TCombobox*Listbox*font", monacofont)
root.configure(bg="#292929")
combostyle = ttk.Style()
combostyle.theme_use('default')
combostyle.configure("TCombobox",
selectbackground="#292929",
fieldbackground="#292929",
background="#292929",
foreground="#FFFFFF")
app = MainSerialTool(root)
root.mainloop()

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Serial Tool
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