Function

This device can be connected to a keyboard and used to display basic information, shortcuts, and even interactive controls.

A display module can function without a physical keyboard by connecting to an external keyboard via USB. This allows users to type text or enter commands. Additionally, the module can have a keyboard implemented as a software feature, allowing users to input text or commands using on-screen keys.

Manual

This is the visual output device, showing what the user inputs. This is likely a microcontroller or a similar processing unit responsible for input and output operations. The input device allows users to enter text or commands. 

There are more uses in the future; stay connected with us.

There are more uses in the future; stay connected with us.

There are more uses in the future; stay connected with us.