René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Multiprocessing 2 sensors","articleBody":"I use two identical sensors with bus 1 and bus 6, all detected by i2cdetect and can run perfectly individually.\r\nHowever, when I try to run them at the same time by multiprocessing, I get the below question. And such error can occur on both sensor.\r\n\r\nI have no idea it is the problem of multiprocessing or quick2wire i2c. PLEASE help me if possible.\r\n\r\nFile \"/usr/local/lib/python3.6/multiprocessing/process.py\", line 258, in _bootstrap\r\n    self.run()\r\n  File \"/usr/local/lib/python3.6/multiprocessing/process.py\", line 93, in run\r\n    self._target(*self._args, **self._kwargs)\r\n  File \"GY-85_Raspberry-Pi/datarecord.py\", line 48, in acc_save\r\n    if adxl345.getInterruptStatus():\r\n  File \"/home/pi/audioproject/GY-85_Raspberry-Pi/i2clibraries/i2c_adxl345.py\", line 115, in getInterruptStatus\r\n    self.InterruptSource)\r\n  File \"/home/pi/audioproject/GY-85_Raspberry-Pi/i2clibraries/i2c_adxl345.py\", line 283, in getOptions\r\n    options_bin = self.bus.read_byte(register)\r\n  File \"/home/pi/audioproject/GY-85_Raspberry-Pi/i2clibraries/i2c.py\", line 19, in read_byte\r\n    reading(self.addr, 1))[0][0]\r\n  File \"/home/pi/audioproject/quick2wire-python-api/quick2wire/i2c.py\", line 78, in transaction\r\n    ioctl(self.fd, I2C_RDWR, ioctl_arg)\r\nTimeoutError: [Errno 110] Connection timed out\r\n","author":{"url":"https://github.com/lixinghe1999","@type":"Person","name":"lixinghe1999"},"datePublished":"2021-09-28T12:53:10.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/72/quick2wire-python-api/issues/72"}