PHP开发笔记 - Powered by Discuz! Board

pip install pyserial
# coding:utf-8 import serial.tools.list_ports plist = list(serial.tools.list_ports.comports()) if len(plist) <= 0: print("没有发现端口!") else: plist_0 = list(plist[0]) serialName = plist_0[0] serialFd = serial.Serial(serialName, 9600, timeout=60) print("可用端口名>>>", serialFd.name)

ingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif, SimHei, SimSun; font-size: 16px; text-align: justify;">串口通信ingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif, SimHei, SimSun; font-size: 16px; text-align: justify;">
ingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif, SimHei, SimSun; font-size: 16px; text-align: justify;">ingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif, SimHei, SimSun; font-size: 16px; text-align: justify;">Windows下端口为COM*ingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif, SimHei, SimSun; font-size: 16px; text-align: justify;">, Ubuntu下为/dev/ttyS0、

import serial

class Ser(object):
    def __init__(self):
        # 打开端口
        self.port = serial.Serial(port='COM4', baudrate=9600, bytesize=8, parity='E', stopbits=1, timeout=2)

    # 发送指令的完整流程
    def send_cmd(self, cmd):
        self.port.write(cmd)
        response = self.port.readall()
        response = self.convert_hex(response)
        return response

    # 转成16进制的函数
    def convert_hex(self, string):
        res = []
        result = []
        for item in string:
            res.append(item)
        for i in res:
            result.append(hex(i))
        return result