Robots can interact with people if they have a user interface or "UI". You can create a simple UI using a few switches and LEDs or a more complex UI with speakers, microphones, an LCD display and a keypad. There are certainly many ways to create a UI that haven't even been invented yet.
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The ADKeyboard is a five button keypad module with a single analog
The Analog Rotation Sensor V1 is a potentiometer mounted onto a handy module. The potentiometer can ...
The arLCD Smart Touchscreen LCD combines the ease of use of an Arduino with the award winning ezLCD ...
A convenient button that is easy to press and use.
Connect the (+) and (-) to a 5V powe...
This Character LCD module is a 1602 LCM type with 2 rows of 16 columns. This model operates at 5V an...
This Graphic LCD Module provides 84x48 pixel graphics with a blue backlight. An integrated PCD8544 c...
The 5110 LCD Module provides a small 84x48 pixel graphic display with
a white blacklight. The LCD i...
The IBridge 4x4 Keypad Shield provides your Arduino with a matrix of 16 push buttons and a graphic L...
The IBridge-Lite is a 3x3 keypad shield featuring a 5110 Graphic LCD display interface. Plug the IBr...
The IR Remote Control Kit allows you to control your robot from a distance using modulated IR Infrar...