Keypad panels
Keypads panels have keys divided into rows and columns. Because of this layout, for a 16-key keypad, only 8 GPIO pins from the microcontroller are required to read all buttons. 22 results Sort by
- Opencircuit 4x4 Button keypad Keypad with 4x4 buttons and a beautiful plastic frame. This keypad is very suitable for finishing a project with 4 screw holes for mounting. The input can be read with the middle 8 pins, the first 4 for the selected row and the last 4 for the selected column.Delivered in 14 to 30 days€ 3,40 Incl. VAT
- Adafruit Membrane 1x4 Keypad + Extras Adafruit #1332 A simple four-button membrane keypad with individual wire lines, eliminating matrix coding. Features include a strong adhesive for secure enclosure attachment and an extra-long header strip for easy connection.Delivered in 10 to 30 days€ 3,60 Incl. VAT
- Sparkfun SparkFun Qwiic Button - Red LED Sparkfun #BOB-15932 Simplify your project interface with the user-friendly SparkFun Qwiic Button - Red LED. This I2C device eliminates debouncing and polling hassles, supports multiple buttons, and handles blinking and debouncing. Ideal for I2C sensor projects.Delivered in 5 to 10 days€ 8,50 Incl. VAT
- Sparkfun SparkFun Qwiic Button Breakout Sparkfun #BOB-15931 Get the SparkFun Qwiic Button Breakout for easy I2C interfacing. Perfect for any project, it simplifies debouncing and polling. Features include configurable I2C addresses, interrupts, built-in LED, and a FIFO queue. Choose from red, blue, green, or white LED Tactile Button.Delivered in 5 to 10 days€ 4,25 Incl. VAT
- Sparkfun Cherry MX Switch Breakout Sparkfun #BOB-13773 With the SparkFun Cherry MX Switch Breakout we have made the switches more easily adaptable to breadboard or perfboard-based projects. The Cherry MX Switch Breakout is a perfect prototyping tool for projects ranging from a single-key user-input to fully-custom 101-key keyboards.Delivered in 5 to 10 days€ 3,55 Incl. VAT
The 3 most popular Keypad panels
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