2023-07-11 08:31:29 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-07-11 13:49:30 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-07-11 14:50:22 [错误] 打开端口(/dev/ttyS5,115200)失败!