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Closeup of a touchpad on an Acer CB5-311 laptop Closeup of a touchpad on a MacBook 2015 laptop. A touchpad or trackpad is a type of pointing device.Its largest component is a tactile sensor: an electronic device with a flat surface, that detects the motion and position of a user's fingers, and translates them to 2D motion, to control a pointer in a graphical user interface on a computer screen.
It is a stationary pointing device, commonly used on laptop computers. At least one physical button normally comes with the touchpad, but the user can also generate a mouse click by tapping on the pad. Advanced features include pressure sensitivity and special gestures such as scrolling by moving one's finger along an edge.
The scroll-lock key with an activated indicator light on an IBM Model M keyboard. Scroll Lock (⤓ or ⇳) is a lock key (typically with an associated status light) on most IBM-compatible computer keyboards. Depending on the operating system, it may be used for different purposes, and applications may assign functions to the key or change their ...
The IdeaPad Y400 was announced at the IFA 2012 show in Berlin Germany. This laptop features a 14-inch display with 1366x768 resolution. It was configured with Intel Core i7 third generation processor and up to 16 GB of RAM. These laptops included the new "Intelligent Touchpad" that was optimized for Windows 8 operating system.
Pointing sticks were the dominant pointing device for laptops before the advent of the touchpad. During later years, they faced a decline in popularity as most laptop-producing brands switched to touchpads, although as of 2021, some manufacturers like Lenovo still produce laptops with pointing sticks. [12]
The ThinkBook line is marketed towards small business users and gets the same market position as Lenovo's ThinkPad E series. The ThinkBook does not have a TrackPoint, physical touchpad buttons, and has a simplified keyboard layout. However, the ThinkBook has an aluminum case (instead of a plastic Thinkpad E case).
Make web pages easy to read for you! With simple keyboard shortcuts, you can zoom in or out to make text larger or smaller. In an instant, these commands improve the readability of the content you're viewing.
Receiving and processing signals from the keyboard [1] and the touchpad (including touchpad disable) Other buttons and switches (e.g., power button, laptop lid switch (received from hall sensor)) [2] Controlling access to the A20 line [3]