2023-06-30 08:31:39 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-30 11:47:09 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-30 12:55:44 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-30 13:46:37 [错误] 打开端口(/dev/ttyS5,115200)失败!