» Components » Buttons & Switches
A basic 12 button keypad for user input.
The buttons are setup in a matrix format. This allows a microcontroller to 'scan' the 7 output pins to see which of the 12 buttons is being pressed.
Check the examples below for correct pin-outs and such.
This 70-piece flexible wire jumper kit is sure to replace your old-style solid-wire jumpers. These are more flexible, robust, and easy to use!
This tact switch is compact, inexpensive and can mount on most breadboards.
The Arduino Uno is the all-new replacement for the favourite and popular Arduino Duemilanove. Now shipping R3!
Need 2-axis of control and a button? Think back to the joystick on a PS2 controller! This is just like it!
Check this action out - It's a panel mount toggle switch, yay! This switch is unique in it's operation as it has a spring inside that automatically returns the switch to the center-OFF position.
Looking for a small, simple, RC on/off switch? This Pololu unit can dump 3A signaled from a simple R/C PWM signal!
This micro DPDT switch has the switch lever on the top.
Robust plastic SPDT power switch
This 100mil-pad breakout is best for larger SMD components on 50mil or 100mil pitch spacing, with a ground plane on the other side.
This humidity/temperature sensor measures relative humidity from 10% to 95% with a typical error of ±2% RH at 55% RH
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