2023-07-10 08:31:32 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-07-10 13:39:10 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-07-10 18:14:07 [错误] 打开端口(/dev/ttyS5,115200)失败!