2023-09-03 08:49:36 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-09-03 13:42:34 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-09-03 13:57:49 [错误] 打开端口(/dev/ttyS5,115200)失败!