Specifies a hardware scan code for the key.

指定键的硬件扫描码。

One is the scan code software installation and reliable;

一是安装可靠的扫码软件；

Scan code to add captain mungbean mud, get the latest exam information!

扫码添加队长绿豆泥，获取最新考试资讯！

NIOS-based keyboard scan code. Be achieved with the query in this case!

说明：基于NIOS的键盘扫描代码。本例用查询方式实现！

Once the scan code after the pop-up payment interface, it must be false.

一旦扫码后弹出付款界面，肯定是假的。