2023-06-02 08:32:28 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-02 13:52:12 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-02 17:30:10 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-02 19:19:02 [错误] 打开端口(/dev/ttyS5,115200)失败!