维特智能老总给我写的代码，分享给大家，写的超级好

# -*- coding: utf8 -*-

import serial
import time
import datetime
import struct

# 替换成你的串口名称和波特率
ser = serial.Serial('COM5', 115200, timeout=1)
def analysWitData(data):
    sData = struct.unpack("<hhhh", data[2:10])
    if data[1] == 0x50:
        print("time:%02d-%02d-%02d %02d:%02d:%02d.%03d"
        %(data[2], data[3], data[4], data[5], data[6], data[7], data[8]+data[9]*256))
    elif data[1] == 0x51:
        ax = sData[0]/32768*16
        ay = sData[1]/32768*16
        az = sData[2]/32768*16
        print("acc:%fg,%fg,%fg"%(ax, ay, az))
    elif data[1] == 0x52:
        gx = sData[0]/32768*2000
        gy = sData[1]/32768*2000
        gz = sData[2]/32768*2000
        print("gyro:%.1f°/s,%.1f°/s,%.1f°/s"%(gx, gy, gz))
    elif data[1] == 0x53:
        roll = sData[0]/32768*180
        pitch = sData[1]/32768*180
        yaw = sData[2]/32768*180
        print("angle:%.1f°,%.1f°,%.1f°"%(roll, pitch, yaw))

    


def readData():
    # 检查串口是否打开
    if ser.isOpen():
        print("串口已打开")
    witpack = bytearray(11)
    index = 0
    try:
        
        # 默认串口是休眠状态，先发一串字符唤醒串口功能再发指令
        ser.write(b"WTZNWTZNWTZNWTZNWTZNWTZN")
        time.sleep(0.5)
        # 直接发送指令设置回传速率，该指令仅当前有效果，断电不保存
        # ser.write(b"\xff\xaa\x03\x03\x00") # 1Hz
        # ser.write(b"\xff\xaa\x03\x04\x00") # 2Hz
        # ser.write(b"\xff\xaa\x03\x05\x00") # 5Hz
        ser.write(b"\xff\xaa\x03\x06\x00") # 10Hz
        # ser.write(b"\xff\xaa\x03\x07\x00") # 20Hz
        # ser.write(b"\xff\xaa\x03\x08\x00") # 50Hz
        # ser.write(b"\xff\xaa\x03\x09\x00") # 100Hz
        time.sleep(0.1)
        while True:
            if ser.in_waiting > 0:
                # 读取数据
                data = ser.read(ser.in_waiting)
                # 将数据转换为十六进制格式并打印
                print("接收到数据的十六进制表示:", data.hex())
                for val in data:
                    witpack[index] = val
                    index = index + 1
                    # 每包数量11个字节
                    if index >= 11:
                        sumcheck = 0
                        for i in range(10): sumcheck = sumcheck + witpack[i]
                        sumcheck = sumcheck & 0xff
                        if witpack[0] == 0x55 and sumcheck == witpack[10] :
                            # print("校验成功", witpack[1])
                            index = 0
                            analysWitData(witpack)
                        else:
                            for i in range(10): witpack[i] = witpack[i+1]
                            index = index - 1
                # analysisHex(hex_data)
            time.sleep(0.1)  # 稍作延时，避免过快的循环

    except KeyboardInterrupt:
        print("程序被用户中断")

    finally:
        ser.close()
        print("串口已关闭")

#
readData()

        

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