2022-01-24 08:52:26 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-01-24 09:20:09 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-01-24 12:29:53 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-01-24 18:15:26 [错误] 打开端口(/dev/ttyS5,115200)失败!