For most computer users, typing data on a keyboard is second nature. We all know how to type, but few of us understand what is happening within the computer when we do so. In this article, we’ll explore the process that occurs when a user types data on a keyboard.
How a Keyboard Works
The keyboard is the primary input device for most computers. It consists of a set of physical keys that when pressed send a signal to the computer’s processor. Each key is connected to an internal circuit, and when the user presses down on the key, the circuit is closed, sending a signal to the processor. Depending on the type of keyboard being used, the signal sent can be either a physical or electrical current.
How the Keyboard Signal is Processed
When the processor receives the signal from the keyboard, it evaluates the signal and determines which key was pressed. This process is known as “debouncing”. Once the processor has identified the key that was pressed, it then translates the signal into a readable form. This is known as “decoding”.
The processor then sends the translated signal to the computer’s operating system or software program. The operating system or software then interprets the signal and decides how to respond.
Conclusion
When a user types data on a keyboard, a complex process occurs within the computer. The signal is sent from the keyboard to the processor, which then translates it into a readable form. The signal is then sent to the operating system or software program, which interprets the signal and decides how to respond. Understanding this process can help us better understand how our computers work and how to get the most out of them.