2022-04-06 08:46:40 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-06 16:00:42 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-06 19:47:13 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-06 20:05:25 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-06 20:06:43 [错误] 打开端口(/dev/ttyS5,115200)失败!