2023-06-27 08:31:20 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-27 13:04:02 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-27 14:49:11 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-27 17:44:57 [错误] 打开端口(/dev/ttyS5,115200)失败!