2022-04-02 08:58:41 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-02 10:51:12 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-02 17:04:28 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-02 18:28:25 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-02 20:08:57 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-04-02 21:57:09 [错误] 打开端口(/dev/ttyS5,115200)失败!