HATs & Extention Boards

Raspberry Pi Sense HAT

Raspberry Pi Sense HAT

The Sense HAT is an add-on board for Raspberry Pi, made especially for the Astro Pi mission – it launched to the International Space Station in December 2015 – and is now available to buy.

The Sense HAT has an 8×8 RGB LED matrix, a five-button joystick and includes a lot of sensors.

The Sense Hat is a perfect extension board for learning about different kinds of sensors and it can be used for many different projects.

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Pimoroni – Inky pHAT

Pimoroni - Inky pHAT

The Inky pHAT from Pimoroni is a low-energy, high-falutin, red/black/white electronic paper display for your Pi!

Inky pHAT’s beautiful 212×104 pixel, three-colour display is ideal for displaying simple graphics and crisply-rendered text and, because it’s like paper, it’s readable in bright sunlight.

Use Inky pHAT as a cute little clock, display tweets on it, the weather, news headlines, sports scores, and more. It’s also ideal for graphing data from remote sensors, CPU load or temperature, or stock prices.

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Pimoroni – Display-O-Tron HAT

Pimoroni Display-O-Tron HAT

Include a character display with a color backlight and button inputs to your Raspberry Pi based projects!

The Display-O-Tron HAT has a 16×3 character LCD display, 6-zone RGB LED backlight, bar graph, and six capacitive touch buttons all in one slim package.

This will give you an endless amount of options for any kind of project you might be thinking of.

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Pimoroni – Rainbow HAT

Pimoroni Rainbow HAT

The guys from Pimoroni have designed a new HAT for the Raspberry Pi that can be used with Googles Android ThingsTM  – an Android-based embedded operation system platform.

The Rainbow HAT has a buffet of sensors, inputs and displays to explore Android ThingsTM. Use it as a weather station, a clock, a timer or stopwatch, a mood light, or endless other things.

Pimoroni have worked with the Android Things team at Google to create this great add-on board that features displays, sensors, sound, and lots of LEDs! It’s the perfect introduction to developing Android ThingsTM applications on the Raspberry Pi.

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Pimoroni – Picade HAT

Pimoroni Picade HAT

Have you ever wanted to build your own retro game console? Now you can do it with the Picade HAT from Pimoroni!

The Picade HAT includes joystick and button inputs, a 3W I2S DAC/amplifier, and soft power switch. Nice!

Pimoroni have taken all the great features of the Picade PCB and crammed them onto this super HAT. Simply plug it onto top of your Rapberry Pi, wire up your controls, and install our driver! It’s ideal for your own custom arcade builds or interfaces that need big colourful buttons.

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Adafruit – 128×64 OLED Bonnet

Adafruit OLED Bonnet

The Adafruit 128×64 OLED Bonnet is a compact display with buttons and joystick to turn your Raspberry Pi into a gaming machine. With the 128×64 pixel OLED display in the center, there is even some space on either side for a 5-way joystick and two push buttons. Great for when you want to have a control interface for your project.

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Adafruit – Joy Bonnet

Adafruit Joy Bonnet

The Joy Bonnet from Adafruit is a pocket-sized gamepad for the ultimate arcade gaming fun! This Bonnet fits perfectly on top of your Raspberry Pi Zero or Zero W or any other Pi with a 40-pin header. Once you install the Adafruit script onto your Pi, the controls will act like a keyboard, for easy use with any emulator or media player.

This Bonnet works best with RetroPie / EmulationStation and it is really easy to setup and use. A Raspberry Pi Zero can run Retropie pretty well and you’ll be able to enjoy most of your favorite retro games.

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Pimoroni – Skywriter HAT

Pimoroni Skywriter HAT

The Skywriter HAT from Pimoroni will get you gesture control on your Raspberry Pi. Use this 3D interface to sense things floating in the air over it.

Detect swipes and the motion of your hand with X, Y and Z positions. Skywriter HAT uses electrical near-field 3D sensing to generate positional data and detect common gestures like flicks and taps.

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Pimoroni – Piano HAT

Pimoroni - Piano HAT

Unlock your inner Mozart with Piano HAT, a mini musical companion for your Raspberry Pi!

The Piano HAT has 16 capacitive touch-pads and will turn your Raspberry Pi into an amazing piano that actually works!

Play music in Python, control software synths on your Pi, and take control of hardware synthesizers!

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Pimoroni – Speaker pHAT

Pimoroni Speaker pHAT

Speaker pHAT crams an I2S DAC and mono amplifier, a tiny 8Ω 2W speaker, and a 10 LED bar graph all onto one teeny little pHAT. It’s the neatest way to add audio to you Pi project, and its beautiful artwork evokes an 80s boombox!

We can’t claim audiophile sound quality, but it’s perfect for fun little projects where you want to add sound output – speech, notification sounds, or light music, for example.

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JustBoom – Amp HAT

JustBoom Amp HAT

The JustBoom Amp HAT is a high-quality audio amplifier for your Raspberry Pi. It’s been designed for the Raspberry Pi A+, B+, 2B or the new 3B and plugs straight onto your Pi, no soldering required. Just connect 2 high quality speakers and an external power supply to the Amp HAT – your are ready to experience one of the best quality audio that’s available for your Raspberry Pi.

The external power supply is required since the Amp HAT can output up to 2 x 55W ( 2 x 30 W RMS). This means the power supply should be quite beefy, minimum 24V 75W is recommended for 8 Ohm speakers.

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JustBoom – Amp pHAT

JustBoom Amp pHAT

The JustBoom Amp pHAT is a high-quality audio amplifier for your Raspberry Pi Zero. It provides up to 2 x 40 W Class-D amplification with up to 192kHz/32bit digital to analogue conversion. The Amp pHAT plugs straight onto your Pi, no soldering required. This makes the setup super easy! Just connect 2 high quality speakers and an external power supply to the Amp pHAT – your are ready to experience one of the best quality audio that’s available for your Raspberry Pi.

The external power supply is required since the Amp HAT can output up to 2 x 40W ( 2 x 30 W RMS). This means the power supply should be quite beefy, minimum 15V / 65W is recommended.

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JustBoom – DAC HAT

JustBoom DAC HAT

Have you ever wondered how to get the best quality sound out of your Raspberry Pi? This one could be for you!

The JustBoom DAC HAT is a high resolution, digital to analog converter that can plug straight into your Raspberry Pi. It was designed for the Raspberry Pi A+, B+, 2B or 3B and is great for producing high quality sound.

The DAC HAT has Line-level RCA and headphone amplified 3.5mm jack outputs. This is great for building a media center, streaming high definition audio or any other project where you want the best sound from your Raspberry Pi.

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JustBoom – DAC Zero pHAT

JustBoom DAC Zero pHAT

The JustBoom DAC Zero pHAT is a high-quality analog to digital converter designed for your Raspberry Pi Zero or Raspberry Pi Zero W. It’s made to provide you with high-quality  audio straight into your headphones or your audio amplifier.

This is a great amplifier with a compact design and great for building a portable audio player with your Raspberry Pi Zero.

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Adafruit – I2C 3W Stereo Speaker Bonnet

Adafruit I2C 3W Stereo Speaker Bonnet

Adafruit has designed this 3W stereo amplifier board with the size of a Raspberry Pi Zero. It works with all models of the Pi, the Raspberry Pi 3 as well as the Raspberry Pi Zero and Raspberry Pi Zero W. The Adafruit I2C 3W Stereo Speaker Bonnet lets you easily build a 3W stereo system that works great in Raspbian and Retropie.

The IC on the board is a stereo Class-D amplifier based on the MAX98357 chip. It’s made to power 4 Ohm or 8 Ohm speakers with a sample rate of up to 96kHz.

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Pimoroni – pHAT DAC

Pimoroni - pHAT DAC

If music be the food of love, play on. But make sure you use this super little DAC to get the best out of your Raspberry Pi audio!

This pHAT provides a super affordable high-quality DAC for your Raspberry Pi. It pumps out 24-bits at 192KHz from the Raspberry Pi’s I2S interface on its 2×20 pin GPIO header.

Use pHAT DAC to build a tiny, lush-sounding streaming music device, or use it with Scroll pHATto make a beautiful spectrum analyser!

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Pimoroni – Enviro pHAT

Enviro pHAT

Enviro pHAT packs 4 different sensors, letting you measure temperature, pressure, light level, colour, 3-axis motion, compass heading, and analog inputs. That’s up to 10 different variables!

It’s ideal for monitoring conditions in your house, garage or galleon. Set up a web server with Flask and remotely monitor everything from anywhere.

It works with all of the 40-pin Raspberry Pi variants – 3/2/B+/A+/Zero – but using it with the Pi Zero makes for a super-tiny package.

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Pimoroni – Zero LiPo

Pimoroni - Zero LiPo

The tiny little LiPo/LiIon power supply shim for all versions of Raspberry Pi!

Having a discrete, slick, and tidy power supply solution is always tricky. The Zero LiPo aims to give you the most compact Raspberry Pi power supply possible.

You can either solder the 0.8mm thick PCB directly to the bottom of your GPIO header for a permanent solution or solder on the provided 2×4 0.1″ female header which will allow you to remove your Zero LiPo at any time (but will block the GPIO pins).

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Pimoroni – Explorer HAT Pro

Pimoroni - Explorer HAT Pro

Explorer HAT Pro adds a lot of useful tools to your Raspberry Pi.

It has digital inputs and outputs, capacitive touch pads, croc. clip compatible pads, coloured LEDs, analog inputs, motor drivers, and a mini breadboard for prototyping your projects

Great for little robots, games, science experiments, exploring small electronic circuits, and interacting with you Pi.

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Pimoroni – Explorer pHAT

Pimoroni - Explorer pHAT

Explorer pHAT is the perfect prototyping side-kick for your Raspberry Pi!

A more diminutive version of the popular Explorer Hat Pro, it’s cheaper and designed to fit perfectly on a Raspberry Pi Zero!

Pimoroni have added a heap of useful input and output options that will take your projects to the next level. Great for driving motors, using analog sensors, and interfacing with 5V systems (like Arduino).

Perfect for building a tiny robot, to prototype and build all sorts of circuits.

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Pimoroni – Scroll pHAT HD

Pimoroni Scroll pHAT HD

The Scroll pHAT HD from Pimoroni has twice as many pixels as the original Scoll pHAT. It also features individual pixel brightness control.

Scroll pHAT HD packs 17×7 bright white pixels (119 total) onto a single pHAT, and gives you full PWM brightness control over each pixel. The size stays the same as to original Scropp pHAT and will fit perfectly onto a Raspberry Pi Zero or Zero W. Create beautiful animations and even anti-aliased text by taking advantage of the per-pixel brightness.

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 Pimoroni – Unicorn HAT

Pimoroni - Unicorn HAT

What’s going to protect your beloved Raspberry Pi from an onslaught of rainbow-coloured fusion? That’s right, it’s Unicorn HAT.

Sporting a matrix of 64 (8 x 8) RGB LEDs and powered directly from the Pi, this is the most compact pocket aurora available.

Unicorn HAT provides a wash of controllable colour that is ideal for mood-lighting, 8×8 pixel art, persistence of vision effects, status indications, or just blasting colour into your surroundings.

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Pimoroni – Unicorn pHAT

Pimoroni - Unicorn pHAT

What’s going to protect your beloved Raspberry Pi from an onslaught of rainbow-coloured fusion? That’s right, it’s Unicorn pHAT.

Sporting a matrix of 32 (8 x 4) RGB LEDs and powered directly from the Pi, this is the most compact pocket aurora available.

Unicorn pHAT provides a wash of controllable colour that is ideal for mood-lighting, pixel art, persistence of vision effects, status indications, or just blasting colour into your surroundings.

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Pimoroni – PiGlow

Pimoroni PiGlow

The PiGlow is a small add on board from Pimoroni. It fits onto your Raspberry Pi and provides 18 individually controllable LEDs. You can use it as an indication light for all sorts of things! It also fits into a Pibow case!

You can use the PiGlow with any models of Raspberry Pi!

The PiGlow uses the SN3218 8-bit 18-channel PWM chip to drive 18 LEDs. Communication is done via I2C over the GPIO header of the Raspberry Pi.

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Adafruit – Servo HAT

Adafruit Servo HAT

The Adafruit Servo HAT is a great way if you want to control up to 16 servo motors with a PWM signal. You could also use the PWM signals for any other purpose with up to 1.6 KHz with 12 bit precision.

The Adafruit 16-Channel 12-bit PWM/Servo HAT will drive up to 16 servos or PWM outputs over I2C with only 2 pins. The on-board PWM controller will drive all 16 channels simultaneously with no additional Raspberry Pi processing overhead. If you want, you could even stack up to 62 of the Servo HATs to control up to 992 servos – all with the same 2 pins!

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Adafruit – DC + Stepper Motor HAT

Adafruit Stepper Motor HAT

Have you always wanted to build this awesome robot? Or build your own 3D printer? Or a motorized slider for your SLR to get your photography to the next level? Let your dreams come true with the new DC+Stepper Motor HAT from Adafruit. This Raspberry Pi add-on is perfect for any motion project as it can drive up to 4 DC or 2 Stepper motors with full PWM speed control.

Since the Raspberry Pi does not have a lot of PWM pins, the Stepper Motor HAT uses a fully-dedicated PWM driver chip onboard to both control motor direction and speed. This chip handles all the motor and speed controls over I2C. Only two pins (SDA & SCL) are required to drive the multiple motors, and since it’s I2C you can also connect any other I2C devices or HATs to the same pins.

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Waveshare- RPi Motor Driver Board

Waveshare - RPi Motor Driver Board

Waveshare have designed this motor controller board for the Raspberry Pi for controlling two DC motors or one stepper motor. Its a great board if you want to build a robot or any kind of actuator that’s controlled by a electric motor. There is an infra red receiver on the board as well. This allows you to control your robot with a remote controller.

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