2023-07-28 08:31:06 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-07-28 13:36:46 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-07-28 20:25:10 [错误] 打开端口(/dev/ttyS5,115200)失败!