| LED blink LED swing 7 segment LED display switch transmissive optical sensor hall sensor (magnetic switch) parallax ping sensor (distance sensor) 4N35 optocoupler (turning ON/OFF other low voltage devices/toys) TRIAC (switching ON/OFF an AC lamp) IRLD024 MOSFET (switching ON/OFF a 12 volts lamp) potentiometer (variable resistor) photoresistor (light sensor) force resistor (force sensor) air quality MQ135 (air quality sensor) sharp GP2D12/120 ranger (infrared distance sensor) infrared ranger sensor & light (visualizing ranger distance measurement with LEDs) piezo film (vibration sensor) light controller (potentiometer light controller) stretch sensor & light (controlling an LED intensity with a stretch sensor) microphone (sound sensor) TEMT6000 ambient light sensor sparkfun breakout LED fade (PWM output) responsive light (analog input/PWM output) 74LS595 Shift Register micromag 3-Axis magnetic field sensor (ISP protocol) sensirion SHT15 humidity/temperature sensor (serial 2-wire protocol) sparkfun breakout sensirion SHT11 humidity/temperature sensor (serial 2-wire protocol) parallax kit |  | printing data to a parallel LCD display serial input + Processing serial output + Processing advanced output parallax RFID reader sparkfun USB weather board (barometric pressure, temperature and humidity sensor) servo motor multiple servos servo/analog input (controlling a servo shaft position with a potentiometer) hello matrix (controlling an LED matrix) sprite animation (playing an animation on an LED matrix) digital potentiometer master reader master writer slave receiver slave sender SFR08/SFR10 ultrasonic ranger reader (ultrasonic distance sensor) HMC6352 compass heading (degree resolution compass heading) sparkfun breakout read serial (touch sensor) |  | DC motor teac stepper motor vibration motor (cell phone motor) picobotics picopic servo controller (multiple servo controller board) timer LED blink with timer Lantronix XPORT (connecting to the internet using the lantronix XPORT and the sparkfun RJ45 breakout board) multiple switches + Processing light sensor + Processing servo + Processing DC motor + Processing Wiring + C# Wiring + C/C++ Wiring + blender/python LD33V 3.3 Volts power regulator (convert a supply voltage to 3.3V to feed 3.3V devices) LM7805 5 Volts power regulator (convert a supply voltage to 5V to feed 5V devices) LM7833 3.3 Volts power regulator (convert a supply voltage to 3.3V to feed 3.3V devices)