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[Driver] udev aliases each serial port of USB to 4 serial ports

2022-07-30 03:58:00 【Guo Lao Er】

1. Setting method

Take FT4232 as an example, its VID=0x0403, PID=0x6011.
Add the following content to the file 93-ttyUSB.rules in /etc/udev/rules.d (if not, create a new file)

SUBSYSTEMS=="usb", ENV{.LOCAL_ifNum}="$attr{bInterfaceNumber}"SUBSYSTEMS=="usb", KERNEL=="ttyUSB*", ATTRS{idVendor
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https://yzsam.com/2022/211/202207300353300062.html

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