2023-03-05 08:43:24 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-03-05 17:48:59 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-03-05 17:59:09 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-03-05 18:44:35 [错误] 打开端口(/dev/ttyS5,115200)失败!