Breakout Boards, Shields & Modules
PCF8574 IO Expansion Board
The PCF8574 IO Expansion Board is used as remote 8-bit I/O expander for I2C-bus. Up to 8 PCF8574 IO Expansion Board can be connected to the I2C-bus, providing up to 64 I/O ..
16-bit remote bidirectional I/O port
High-speed I2C™ interface (MCP23017)
High-speed SPI interface (MCP23S17)
Three hardware address pins to allow up to eight de..
4 Channel Level Converter
Because the Arduino (and Basic Stamp) are 5V devices, and most modern sensors, displays, flash cards and modes are 3.3V-only, many makers find that they need to perform le..
8 Channel I2C Bidirectional logic level converter
This is a great bidirectional level shifting board from Adafruit. It can either convert from 3.3V to 5V and vice versa.
8 Channel logic level converter TXB0108
Because the Arduino (and Basic Stamp) are 5V devices, and most modern sensors, displays, flash cards and modes are 3.3V-only, many makers find that they need..
A6 GPRS/GSM Shield
This is a A6 GPRS/GSM Shield, which is use the newest A6 gprs/gsm module, A6 is a low-cost but efficient chip. With its ultra-small size, low power consumption and wide operating t..
Wave AD Keypad 4 x 4 - Single Analog Port
The AD Keypad provides 16 push buttons, and takes up only 1 AD port for reading the key value. With a clever voltage divider network each button output a s..
Adafruit 9-DOF Accel/Mag/Gyro+Temp Breakout Board - LSM9DS0
Add motion, direction and orientation sensing to your Arduino project with this all-in-one 9-DOF sensor. Inside the chip are three sensor..
Adafruit DS3231 Precision RTC Breakout - I²C
The datasheet for the DS3231 explains that this part is an "Extremely Accurate I²C-Integrated RTC/TCXO/Crystal". And, hey, it does exactly what it says ..
Adafruit Feather Real Time Clock - DS3231
This is the DS3231 Precision RTC FeatherWing for the Adafruit Feather Series. It adds an extremely accurate I2C-integrated Real Time Clock (RTC) with a Tem..
Adafruit LoL Shield BLUE
The LoL Shield is a charlieplexed LED matrix for the Arduino. The LEDs are individually addressable, so you can use it to display anything in a 9 x 14 grid. Scroll text, ..
ADC 16 BIT - 4 channel with prog gain (I2C Interface)
The ADS1115 and ADS1015 4-channel breakout boards are perfect for adding high-resolution analog to digital conversion to any microprocessor-bas..
Alt IMU-10 V4 Gyro, Accelerometer, Compass and Altimeter
The Pololu AltIMU-10 v4 is an inertial measurement unit (IMU) and altimeter that features the same L3GD20H gyro and LSM303D accelerometer an..
Amplifier 3 Watt stereo + volume control
The PAM8403 is a 3W, class-D audio amplifier. It offers low THD+N, allowing it to achieve high-quality sound reproduction. The new filterless architecture a..
Analog PH meter Pro
This is a professional Arduino pH Sensor Meter Kit with industrial electrode. It has built-in simple, convenient , practical connection and long life (up to 1 year), which make..
Using the chip: MCU + MPU6050
Model: GY-25Power supply: 3-5v (internal low dropout regulator
Communication: serial communication (baud 9600,115200), IIC communication (rea..
Angle inclinometer sensor
The inclination signal analog voltage output [0-180 0.5-4.5V] can DEG corresponding microcontroller AD collection;
Dual tilt alarm signal output; The output signal of the..
Arduino ProtoShield for MEGA
The Arduino MEGAshield is a Shield board that sits on top of a standard Arduino MEGA board.This shield allows you to build your circuit, then mount it directly onto the..
Ardumoto - Motor Driver Shield
This kit is the same product as the Ardumoto Shield but it also includes headers and screw terminals. The board and parts come in fancy clamshell packaging meant for ..
Bargraph 24 SEG 12C
What's better than a single LED? Lots of LEDs! A fun way to make a small linear display is to use two 12-bar Bi-color bar-graphs. However, this LED bargraph is 'multiplexed' - s..
The 'must have' IC for TTL/CMOS projects finally has its own breakout board! This is the RS232 converter IC that is capable of running at 3V and communicating with 5V logic. We've ..
Breakout Board for Electret Microphone
Ready to add audio to your next project? This small breakout board couples a small electret microphone with a 100x opamp to amplify the sounds of voice door k..
Breakout Board for FT232RL USB to Serial
Basic breakout board for FTDI's popular USB to UART IC. Now with internal oscillator and EEPROM, the FT232RL is an impressive IC! VCCIO is now tied to 3.3V ..
Breakout FM Tuner
This breakout for the Silicon Laboratories Si4703 FM tuner chip is a little more stripped down than our FM Tuner Evaluation Board. If your project already has an amp and just need..
Breakout FM Tuner
This is a breakout board using the AR1010 IC from Airoha. This FM receiver uses a simple command set over an I2C or SPI interface. Connect the OpAmp Breakout and a 3.5mm Audio Jac..
This is a simple Op Amp breakout board, set up as a 2-stage amplifier with a gain of 100 (gain of 10 for each stage). The on-board trim pot sets the signal level between the stages,..
Breakout Real Time Clock - Dead on (RTC)
Here is a real time clock based on the DS3234 Real Time Clock IC. The DS3234 is a low-cost, extremely accurate SPI bus real-time clock with an integrated te..
Breakout RFID USB Reader
The RFID USB Reader is a simple to use, USB to serial base unit for the ID-3LA, ID-12LA, and ID-20LA readers. Simply plug a reader into the headers and attach a miniUSB cab..
This is a breakout board for the SP3485 RS-485 transceiver IC, which will convert a UART serial stream to RS-485. The SP3485 is a half-duplex transceiver so it can only communicate o..
Breakout USB to RS-485 Converter
This is the newest revision and fixes issues with the last board. This breakout board pairs an SP3485 RS-485 transceiver with an FT232RL USB UART IC to convert a US..
Breakout Video On Screen Display
This is a breakout board for the Maxim MAX7456 monochrome on-screen display chip. The board is set up with all supporting circuitry and RCA connectors t..
CAN Bus Shield - (OBD-II)
CAN-BUS is a common industrial bus because of its long travel distance, medium communication speed and high reliability. It is commonly found on modern machine tools and a..
Car Diagnostics Kit
This is the same product as the OBD-II UART. The difference is this version comes with the appropriate cable in fancy clamshell packaging and is meant for our distributors that ..
ChronoDot- Ultra-precise Real Time Clock
The ChronoDot RTC is an extremely accurate real time clock module, based on the DS3231 temperature compensated RTC (TCXO). It includes a CR1632 battery (not..
The Open Music Labs Codec Shield gives your Arduino (or Maple) development board access to the all of the audio processing power of the Wolfson WM8731 codec. The WM8731 is a low-power ..
D1 ESP32 Dev Board
The smallest module intended for installation in final products. Can be also used for evaluation after adding extra components like programming interface, boot strapping resistors ..
D1 Power Shield
The WeMos D1 Mini is a fantastic little board based on the ESP8266 microcontroller with WiFi, but it needs 5V USB power to run. This shield gives the D1 Mini the ability to accept pow..
D1 Proto Shield
Proto Shield for WeMos D1 mini, with pin-headers set
1 X D1 Proto Shield
2 X Male Pin Header 1x8pins
2 X Female Pin Header -BLACK 1x8pins
2 X St..
Data Logging shield for Arduino
Here's a handy Arduino shield: we've had a lot of people looking for a dedicated and well-designed data logging shield. We worked hard to engineer an inexpensive but..
DB9 to RS232 TTL module
The smallest and easiest to use serial conversion circuit on the market! This board has one purpose in life - to convert RS232 to TTL and vice versa (TX and RX). This will a..
DFPlayer MP3 module
The DFPlayer Mini MP3 Player For Arduino is a small and low price MP3 module with an simplified output directly to the speaker. The module can be used as a stand alone module wi..
Digital to Analog 12BIT - I2C Interface
Your microcontroller probably has an ADC (analog -> digital converter) but does it have a DAC (digital -> analog converter) Now it can! This break..
DS2413 I2C Breakout - 2GPIO
You're too cool for I2C, and SPI has so many wires, 8-bit parallel... how can that be fashionable!? You are a 1-Wire kinda gal, and you want more 1-Wire breakouts in you..
DS3231 real time clock module
Low-cost, extremely accurate I2C real-time clock (RTC), with an integrated temperature-compensated crystal oscillator (TCXO) and crystal.
The device incorporates a ..
Dual Motor Controller 1.2A per Channel
This breakout board uses the powerful Texas DRV8833 dual motor driver can deliver 1.2 A per channel continuously (2 A peak) to a pair of DC motors. With an ..
Dual motor driver 14A
If you are looking to drive two high-power motors through one compact unit, these dual VNH2SP30 motor driver carriers are perfect for you. With these boards, it’s easy to ge..
Electronic Brick- 4~20MA Sensor Brick
4~20mA Sensor Brick is an electronic brick module that can be used to test electronic current loop from 4mA to 20mA and support type2,3,4 current output.
Energy Harvester Breakout - LTC3588
This breakout board uses the LTC3588 Piezoelectric Energy Harvester from Linear Technologies. This board can be used not only for harvesting piezoelectric energy..
ESP-03 ESP8266 Wifi Board
The ESP-03 version of the ESP8266 WiFi serial transceiver module is package in a small SMT package with integrated ceramic antenna. The ESP8266 modules offer a very cheap ..
FLiR Dev Kit
The FLiR Dev Kit includes a breakout as well as a Lepton® longwave infrared (LWIR) imager. With this kit you will be able to be able to bring FLiR’s thermal imaging reliability and pow..
1 x FPC 8 Pin Connector
FT231X Breakout board USB to serial
Introducing the 3.3V FT231X Breakout board, complete with the full UART hardware handshake feature! The pinout of this board matches the FTDI cable to work with ..
SparkFun FTDI Basic Breakout - 5V or 3.3V (5V Default)
This is the newest revision of our FTDI Basic. We now use a SMD 6-pin header on the bottom, which makes it smaller and more compact. Functiona..
GPS, Adafruit ver 3.0, Serial Interface
GPS modules are great in that the moment you turn them on, they'll start spitting out data, and trying to get a 'fix' (location verification). Like pretty mu..
Grove - Screw Terminal
The Grove - Screw Terminal features four 3.5mm pitch pins, with rating up to 125V @ 6A. Terminal can accept 30 to 20AWG wire. It is most common pitch screw terminal. This grove..
HC05 Bluetooth Module Wireless Serial Port Module for Arduino.
HC-05 bluetooth module
Module port level is 3.3v
Led indicators: fast flash for no connection, slow flash ..
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