2023-06-01 08:29:44 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-01 12:46:26 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-01 13:56:03 [错误] 打开端口(/dev/ttyS5,115200)失败!