2022-06-17 08:45:13 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-06-17 13:11:07 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-06-17 16:33:15 [错误] 打开端口(/dev/ttyS5,115200)失败!