Shields

• Fully compatible with interface extensions.
• Address can be modified through I2C and communication.
• It can connect 2 steering gear and output PWM drive directly.
• Up to 4 bi-directional DC motors
• Up to 2 stepper motors (unipolar or bipolar)
• 4 H-Bridges: TB6612 chipset provides 1.2A per bridge  (3A for brief 20ms peaks) with thermal shutdown protection, internal kickback protection diodes. Can run motors on 4.5VDC to 13.5VDC
• 2 connections for 5V 'hobby' servos connected to the Arduino's high-resolution dedicated timer - no jitter!
• Big terminal block connectors to easily hook up wires (18-26AWG) and power
• Tested compatible with Arduino UNO, Leonardo, ADK/Mega R3, Diecimila & Duemilanove. Works with Due with 3.3v logic jumper. Works with Mega/ADK R2 and earlier with 2 wire jumpers

• 16x2 LCD & keypad shield for Arduino
• Utilizes the extremely common HD44780 parallel interface chipset
• Interface code is freely available
  • uses 4 Bit For Arduino LCD Library
• Blue Backlight with white words (screen contrast adjustment)
• Reset button
• Its Up, Down, Left, Right buttons use only one analog input
• Size:8cm x 5.9cm - 3.15inch x 2.32inch

• Module schematic (PNG)
• Wiki for more informations (LIEN)
• 5V activated relay
• Can be activated directly from a microcontroler, or an Arduino
  • Activation current 15 to 20 mA
• 4x relay AC250V 10A / DC30V 10A
• Each relay has an LED to show the state of the relay

• Examples of uses (lien)
• Module schematic (jpg)
• Arduino compatible
• 2 push-button
• 2 Led (red and blue)
• 1 Led RGB
• 1 IR receiver
• 1 Brightness sensor module
• 1 LM35D temperature sensor module
• 1 Passive buzzer module
• 1 Rotary potentiometer module
• 1 DHT11 temperature and humidity sensor module
• 1 I2C interface (A4 SDA, A5 SCL)
• 1 TTL serial port
• 2 channel digital ports (D7, D8)
• 1 channel analog port (A3)
• 1 Reset button

• L298 datasheet (PDF)
• Module schematic (PDF)
• Arduino motor shield rev 3
• Based on a L298
• 2A per Ch (4A peak)
• Able to control 2 DC motors or 1 step motor
• Current sensing (1.65V/A)
• Supply 5 à 12V
• 4 headers for servo motor
• 2 headers for I2C connection
• Output status on LEDs

The multifunction shield features some most useful electronics divided into segments:

• Four LEDs
• Three pushbuttons
• A reset button
• A piezo-buzzer
• An LED display module (four-digit, seven-segment)
• Two serial LED display driver ICs(74HC595)
• A multi-turn trimpot (10K)
• A port for DS18B20 temperature sensor
• A port for TSOP1838 infrared receiver module
• A APC220 wireless module interface (serial/UART interface)

• Datasheet (PDF)
• 1.5A per ch (2.5A peak)
• Thermal protection
• Supply 2V à 10V
• Input levels 1.8V à 7V

• Input voltage : 3.2 to 40 Vdc
• Driver : L298N (Dual H Bridge)
• Power-supply: 5V à 35V
• Peak current : 2A
• Size: 3.4cm x 4.3cm x 2.7cm
• On-board 5V reulated output supply

• Small soldering area.
• All Arduino pins are brought to the top level.
• 1 reset button, 1 general use button, and 2 LED circuits can be used directly.
• 5V, GND, and Raw pins are exposed as well.
• SOIC place for IC.
• The mini breadboard has 170 tie points.
• The breadboard sticks on the prototype shield with its self-adhesive backing.
• Prototype Size:7cm x 5.5cm x 2cm
• Mini breadboard size: 4.4 * 3.4 * 1cm

• TB6612FNG Datasheet (PDF)
• Schematic (PDF)
• Adopted ceramic capacitor, it has a more stable performance
• The TB6612FNG motor driver can control up to two DC motors at a constant current of 1.2A (3.2A peak)
• Built-in thermal shutdown circuit and low voltage detecting circuit
• CW/ CCW/ short brake/ stop motor control modes