54 lines
1.2 KiB
Python
54 lines
1.2 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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Created on Mon May 27 11:44:23 2024
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@author: WANGXIBAO
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"""
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import serial,datetime
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import serial.tools.list_ports
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import chardet
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# 获取所有串口设备实例。
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# 如果没找到串口设备，则输出：“无串口设备。”
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# 如果找到串口设备，则依次输出每个设备对应的串口号和描述信息。
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ports_list = list(serial.tools.list_ports.comports())
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if len(ports_list) <= 0:
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print("无串口设备。")
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else:
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print("可用的串口设备如下：")
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for comport in ports_list:
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#print(list(comport)[0], list(comport)[1])
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print(comport)
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ser = serial.Serial()
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ser.port = "COM1"
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ser.baudrate = 115200
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ser.timeout = 0.005
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try :
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ser.open()
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print("串口打开")
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while True:
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buffer = ser.readline()
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if buffer:
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# result = chardet.detect(buffer)
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# print(result['encoding']) # 输出检测到的编码
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data = buffer.decode('utf-8')
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nowTime = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S.%f")
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nowTime = nowTime[:-3]
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print(nowTime,data)
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except:
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print("串口打开失败")
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finally:
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ser.close()
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print("串口关闭")
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