Is a tablet an input device or an output device?

A handwriting tablet is a handwriting drawing input device, and its function is actually similar to that of a keyboard. The handwriting tablet records the trajectory of the pen or finger through various methods, and then recognizes it as text.

#The operating environment of this article: windows10 system, thinkpad t480 computer.

Handwriting tablet is a handwriting drawing input device, its function is similar to that of a keyboard. Of course, it is basically limited to text input or drawing, and also has some mouse functions.

Handwriting tablets generally use a special pen or fingers to write text in a specific area. The handwriting tablet records the trajectory of the pen or finger through various methods, and then recognizes it as text. It is very useful for people who don't like to use the keyboard or are not used to using the Chinese input method, because it does not require learning the input method. The handwriting tablet can also be used for precise drawing, such as circuit design, CAD design, graphic design, free drawing, and text and data input.

Some handwriting tablets are integrated on the keyboard, and some are used alone. Handwriting tablets used alone generally use a USB port or a serial port. There are many types of handwriting tablets, some have both handwriting input Chinese character and cursor positioning functions, and some are dedicated to precise positioning of the screen cursor to complete various drawing functions. When purchasing, you must first clarify the purpose for which you are buying the writing tablet. In addition, the price of handwriting tablets also varies greatly, ranging from more than a hundred yuan to several thousand yuan; you can choose accordingly according to your needs and financial situation.

Free learning video sharing: php video tutorial

The above is the detailed content of Is a tablet an input device or an output device?. For more information, please follow other related articles on the PHP Chinese website!