2023-10-07 08:32:17 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-10-07 08:41:08 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-10-07 08:42:06 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-10-07 13:49:19 [错误] 打开端口(/dev/ttyS5,115200)失败!