2022-01-27 08:59:05 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-01-27 09:16:31 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-01-27 12:27:28 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-01-27 18:00:11 [错误] 打开端口(/dev/ttyS5,115200)失败!