2022-09-22 08:45:38 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-09-22 14:14:22 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-09-22 14:25:58 [错误] 打开端口(/dev/ttyS5,115200)失败!