不能打开USB端口

[570396673]

编写第一个程序Hello World不成功，显示 CH340 端口不存在

Hello world程序上传不成功，显示USB端口不存在

• 系统：Ubuntu 22.04 虚拟机
• 按照教程《5.第一个HelloWord工程 (fishros.com)》编写Hello world程序，编译通过，程序上传不能成功，提示 串口不存在。提示信息如下：

Warning! Please install 99-platformio-udev.rules.

More details: https://docs.platformio.org/en/latest/core/installation/udev-rules.html

Auto-detected: /dev/ttyS0

Uploading .pio/build/featheresp32/firmware.bin

esptool.py v4.5.1

Serial port /dev/ttyS0

A fatal error occurred: Could not open /dev/ttyS0, the port doesn't exist

*** [upload] Error 2

=========================================================================== [FAILED] Took 5.21 seconds ===========================================================================

• The terminal process "platformio 'run', '--target', 'upload'" terminated with exit code: 1.

• Terminal will be reused by tasks, press any key to close it.

尝试

• 按照 Ubuntu22.04 CH340系列串口芯片无法识别终极问题解决方案 | 鱼香ROS (fishros.org.cn) 步骤分别禁用/卸载 占用项，然后重启Ubuntu，还是不行。

• 使用lsusb，显示如下信息

lsusb
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 1a86:7523 QinHeng Electronics CH340 serial converter
Bus 001 Device 003: ID 0e0f:0002 VMware, Inc. Virtual USB Hub
Bus 001 Device 002: ID 0e0f:0003 VMware, Inc. Virtual Mouse
Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub

• 更新驱动
  从CH341SER_LINUX.ZIP - (wch.cn)下载驱动，按照说明，重新 make ，显示如下错误：

make

make -C /lib/modules/6.5.0-28-generic/build M=/home/cshh/Downloads/CH341SER_LINUX/driver

make[1]: Entering directory '/usr/src/linux-headers-6.5.0-28-generic'

warning: the compiler differs from the one used to build the kernel

The kernel was built by: x86_64-linux-gnu-gcc-12 (Ubuntu 12.3.0-1ubuntu1~22.04) 12.3.0

You are using:

CC [M] /home/cshh/Downloads/CH341SER_LINUX/driver/ch341.o

/bin/sh: 1: gcc-12: not found

make[3]: *** [scripts/Makefile.build:251: /home/cshh/Downloads/CH341SER_LINUX/driver/ch341.o] Error 127

make[2]: *** [/usr/src/linux-headers-6.5.0-28-generic/Makefile:2039: /home/cshh/Downloads/CH341SER_LINUX/driver] Error 2

make[1]: *** [Makefile:234: __sub-make] Error 2

make[1]: Leaving directory '/usr/src/linux-headers-6.5.0-28-generic'

make: *** [Makefile:5: default] Error 2

[小鱼]

@570396673 1.检查是否有 /dev/ttyUSB0 2.检查驱动占用是否解决 3.检查是否是虚拟机问题