2023-10-22 08:31:16 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-10-22 14:33:37 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-10-22 17:55:55 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-10-22 19:04:57 [错误] 打开端口(/dev/ttyS5,115200)失败!