A keypad is one of the most commonly used input devices in microprocessor applications. In a standard keypad wired as an X-Y switch matrix, normally-open switches connect a row to a column when ...
Arduino enthusiasts or those looking to learn more about programming with Arduino and electronics-in-general may be interested in a new Kickstarter campaign and Arduino compatible 42-Digit SPI Keypad ...
KeyPad Plus is a wireless touch keypad for managing the Ajax security system with encrypted contactless cards and key fobs. Supports “silent alarm” when entering the duress code. Manages security ...