2023-07-13 08:34:46 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-07-13 13:43:57 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-07-13 16:33:13 [错误] 打开端口(/dev/ttyS5,115200)失败!