Mainly be apply in the industry to control the product, resolve it has no the USB to connect oscular of applied problem.

主要应用于工业控制产品，解决其无usb接口的应用问题。

youdao

Mainly be apply in the industry to control the product, resolve it has no the USB to connect oscular of applied problem.

主要应用于工业控制产品，解决其无usb接口的应用问题。

youdao