#define DFR_LCD_KEYPAD_KEY_RIGHT_ADC_LOW 0 #define DFR_LCD_KEYPAD_KEY_RIGHT_ADC_HIGH 20 #define DFR_LCD_KEYPAD_KEY_UP_ADC_LOW 120 #define DFR_LCD_KEYPAD_KEY_UP_ADC ...
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 ...
A simple macro keypad with preset mixing. I came up with the idea after the first time I made a keypad with multiple modes, but I never managed to fill all of the 9 buttons with practical macros, and ...
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 ...
[Andrea] just sent us this great student hack he made for his room. He’s constructed an Arduino keypad door lock — without using any proper fastening hardware! The entire build is made out of scrap ...
Most of us have had a sibling that would sneak into our room to swipe a transistor, play your guitar or just mess with your stuff in general. Now there’s a way to be immediately alerted when said ...
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