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Showing posts with label Discover the Raspberry Pi. Show all posts
Showing posts with label Discover the Raspberry Pi. Show all posts

Raspberry Pi 6 - What to Expect

Three years after the introduction of the Pi 5 let's consider the next addition to the highly successful Raspberry Pi family, namely the Raspberry Pi 6.

Here are some of the key features to expect.

More Power

The Raspberry Pi 6 will have a brand new processor. Strong rumours suggest it will be based on the ARM Cortex-A78 or A720 architecture.

We are therefore likely to benefit from a significant increase from the current 2.4 GHz clock speed to around 3.0 GHz.

This means the Pi 6 will become an even better candidate for a can-do-anything desktop replacement - especially when the Pi 600 breaks cover.

Integrated Neural Processing Unit

However, by far the biggest and most important feature is the likely incorporation of a native 12 TOPS Neural Processing Unit (NPU).

This not only removes the need for a HAT+ module, such as the $100 Raspberry Pi AI HAT+, but also delivers a faster interface, lower latency and improved power efficiency.

In fact, a processing capability of many TOPS (Trillions of Operations Per Second) would allow Pi 6 owners to run a huge range of local LLMs (Large Language Models), plus advanced computer vision applications.

Other Key Features

* Smaller (7nm or 5nm) chip fabricate design will facilitate cooler runtime operation despite the superior performance increases.

* Maximum RAM configuration is now likely to top out at 32GB, compared with the current 16GB.

* Memory storage performance could be significantly boosted, from around 100 MB/s to many thousands MB/s.

* Networking upgrades are pretty much guaranteed, probably to Wi-Fi 6E or even Wi-Fi 7, plus maybe a 2.5Gb Ethernet port.

* An enhanced USB Power Delivery would power a wider range of peripherals and add-ons.

* And retention of the 40-pin GPIO header ensures backward compatibility across applications and maker-projects based on the Pi 5 and Pi 4 boards.

When and How Much?

After initial 2026 launch optimism, it now looks likely 2027 or even 2028 is a realistic timeframe for a Pi 6 announcement - which is at least four years after the Pi 5 release.

Obviously all this extra capability will come at an increased cost. But the exact price is very difficult to predict, especially as (at the time of posting - Pi Day 2026) global RAM prices continue to escalate.

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Raspberry Pi 500 Desktop and Monitor

The Raspberry Pi organisation has announced the Raspberry Pi 500, a significant upgrade from its previous model.

The Pi 500 has the identical quad-core 64-bit Arm processor and RP1 I/O controller to the Raspberry Pi 5, plus a one-piece aluminium heatsink built-in for improved thermal performance, and therefore delivers the same impressive dual 4K display output.

You can also buy a complete Raspberry Pi 500 Desktop Kit, which includes a mouse, a USB-C power supply, an HDMI cable and the Raspberry Pi Beginner’s Guide.

And for a truely stand-alone setup you can also buy the Raspberry Pi Monitor, a 15.6-inch Full-HD IPS display powered directly from one of Raspberry Pi 500’s USB ports.

Raspberry Pi 500 Features:
• 2.4GHz quad-core 64-bit Arm Cortex-A76 CPU, with cryptography extensions
• 512KB per-core L2 caches and a 2MB shared L3 cache
• 8GB LPDDR4X-4267 SDRAM
• 32GB Class A2 microSD included
• Dual-band (2.4GHz and 5.0GHz) IEEE 802.11b/g/n/ac Wi-Fi®
• Gigabit Ethernet
• Bluetooth 5.0, BLE
• 2× USB 3.0 port and 1 × USB 2.0 port
• Horizontal 40-pin GPIO header
• 2× micro HDMI® port (supports up to 4Kp60)
• microSD card slot for operating system and data storage
• 78-key, 79-key or 83-key compact (regional) keyboard
• 5V DC power via USB connector

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Raspberry Pi AI Camera Projects

In a previous post Raspberry Pi AI Camera post I highlighted its ability to run on all Raspberry Pi boards due to its built-in processing chip and memory. All you need to do is simply connect the AI Camera via the CSI interface.

Now let's take a look at the kind of applications and projects this camera can do.

Models

Firstly, there are two built-in AI models, namely MobileNet SSD and PoseNet.
MobileNet SSD is applicable for real-time object detection applications, while PoseNet is trained for pose identification.

To start just run the rpicam-hello with your choice of model. The model will be transferred to the camera module over the CSI connection (a process handled by the on-board RP2040) and loaded into 8MB of on-device RAM. The model stays loaded and constantly proceses images in real-time.

However, there is more. For example Raspberrry Pi have their Github libcamera repository, with three Python code examples for image classification, object detection and segmentation.

These code examples work with a range of models including EfficientNET v2, MobileViT XS, ResNet18, SqueezeNet and YOLOv8n. YOLOv8 can run at the maximum 640×640 resolution with others are limited to lower resolutions.

Take a look at the full libcamera documentation to discover how to get started.

Projects

As for project ideas they are almost limitless.

Here are a few examples:
• Smart Doorbells
• Smart Room/Baby Monitors
• Gesture Controled Devices
• Smarter Robots
• Pet or Wildlife Observation

But, of course, the fun is in coming up with your own ideas - either by taking a different approach to an existing idea, or coming up with a brand new one.

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Raspberry Pi AI Camera

To take advantage of the AI wave in June 2024 the Raspberry Pi organisation launched its Raspberry Pi AI Kit, a powerful piece of hardware capable of performing 13 trillion operations per second. However, this Kit needs the powerful Raspberry Pi 5 board plus a seperate camera module.

Now the Raspberry Pi organisation has launched a $70 Raspberry Pi AI Camera which is compatibile with older Raspberry Pi boards - including the Pi Zero - via a simple camera ribbon cable.

The AI Camera is built around a Sony IMX500 image sensor with an integrated AI accelerator. This chip runs a wide variety of popular neural network models, with low power consumption and low latency, leaving the Raspberry Pi processor free to perform other tasks.

Sony's suite of AI tools use existing neural network models including TensorFlow and PyTorch frameworks to to run efficiently on the AI Camera. And new models are able to take advantage of the AI accelerator power.

AI Camera highlights include:
• 12 MP Sony IMX500 Intelligent Vision Sensor (7.857mm)
• powerful built-in neural network accelerator
• 2028×1520 at 30fps or 4056×3040 at 10fps
• 1.55 μm × 1.55 μm pixel size
• 78-degree field of view
• integrated RP2040 Al accelerator using the I2C protocol
• 25mm × 24mm × 11.9mm dimensions

To find out more read the official Getting Started instructions.

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Raspberry Pi Pico 2

The Raspberry Pi organisation has launched the new Pico 2 board offering a significant performance boost, while retaining compatibility with older Raspberry Pi Pico boards.

Highlights include:
• a higher core clock speed
• more powerful 150MHz Arm Cortex-M33 cores
• optional RISC‑V cores
• 520KB of on-chip SRAM
• double the memory (4MB vs 2MB)
• new Arm TrustZone for Cortex-M security features
• on-chip switch-mode power supply
• upgraded interfacing capabilities

You can program the Pico 2 using the popular Python and C/C++ languages making it a the ideal microcontroller board for enthusiasts and professional developers alike.

Interstingly the Pico 2 also has unique dual-core, dual-architecture capability allows users to choose between a pair of industry-standard Arm Cortex-M33 cores, plus a pair of open-hardware Hazard3 cores to experiment with the RISC‑V architecture.

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Raspberry Pi 5

Raspberry Pi

The powerful new Raspberry Pi 5 is available to pre-order right now.

Although similar in looks to its predecessors there is an in-house designed RP1 I/O controller chip.

This silicon supports USB 3 for more total bandwidth and much faster transfer speeds. Plus the Camera and DSI display connectors are interchangeable, so you can have one of each, or two the same.

Of course, there is also a powerful new processor, a Broadcom BCM2712 quad-core Arm Cortex A76 processor running 2.4GHz. Which means it is 3 times faster than the previous generation. And it supports up to 8GB of RAM.

Other features include a dedicated power button and support for two 4K HDMI 60Hz displays.

Here's a quick summary of the key features:

• Broadcom BCM2712 2.4GHz quad-core 64-bit Arm Cortex-A76 CPU
• VideoCore VII GPU, supporting OpenGL ES 3.1, Vulkan 1.2
• Dual 4Kp60 HDMI® display output with HDR support
• 4Kp60 HEVC decoder
• LPDDR4X-4267 SDRAM (4GB and 8GB versions at launch)
• Dual-band 802.11ac Wi-Fi®
• Bluetooth 5.0 / Bluetooth Low Energy (BLE)
• microSD card slot, with support for high-speed SDR104 mode
• 2 × USB 3.0 ports, supporting simultaneous 5Gbps operation
• 2 × USB 2.0 ports
• Gigabit Ethernet, with PoE+ support (via separate PoE+ HAT)
• 2 × 4-lane MIPI camera/display transceivers
• PCIe 2.0 x1 interface for fast peripherals
• 5V/5A DC power via USB-C, with Power Delivery support
• Raspberry Pi standard 40-pin header
• Real-time clock (RTC), powered from external battery
• Power button

Find out more at the Raspberry Pi 5 webpage.

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Raspberry Pi Pico W

Today the Raspberry Pi Foundation launched an updated Pico board called the Pico W.

As the name suggests the new $6 Pico product has wireless caabilities, specifically 802.11n wireless networking based on the CYW43439 wireless chip and encapsulated in a metal shield can.

The Pico W is powered by 40nm low-power RP2040 microcontroller, with two 133MHz Arm Cortex-M0+ cores, 264kB of on-chip SRAM and their unique programmable I/O subsystem. It also retains complete pin compatibility with the original Pico.

Interestingly the CYW43439 chip also supports both Bluetooth Classic and Bluetooth Low-Energy - which may be enabled at a future date.

C developers can use the updated the Pico SDK, which now has wireless networking support. Meanwhile MicroPython users will soon have an updated UF2 image with networking support for Pico W, implemented in a network module.

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New Raspberry Pi OS and the Model 5

Does the latest official operating system release from the Raspberry Pi Foundation hint it is preparing the way for a new and even more powerful Raspberry Pi?

To take full advantage of this new Debian 11 ‘Bullseye’ based OS, and access its ’Mutter’ windows manager, you’ll need a Raspberry Pi Model 4 board or Raspberry Pi 400 desktop PC.

To satisfy users with older Raspberry Pi models with less RAM there is, for the first time, a ‘legacy’ OS version - which supports the older Openbox windows manager.

This OS fragmentation may suggest something about the future of the Raspberry Pi.

Might we see the release of an even more powerful Raspberry Pi Model 5, or a Raspberry Pi 500 desktop PC - say on the upcoming end-of-February Raspberry Pi birthday?

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Raspberry Pi LEGO® Build Hat

Combine a LEGO® kit with the power and flexibility of a Raspberry Pi computer and you’ll open up endless possibilities for design, engineering and construction. However, there are a few challenges involved in interfacing LEGO® components to the Raspberry Pi board's ports.

But now this challenge has been greatly simplified by the release of the Official Raspberry Pi Build Hat and three other associated products.

The Build Hat

The new Official Raspberry Pi Build Hat is a $25 add-on board for your Raspberry Pi. It connects to the 40-pin GPIO header and can be used to control up to four LEGO® Technic™ motors and sensors from the LEGO® Education SPIKE™ Portfolio.

This new HAT works with all 40-pin GPIO Raspberry Pi boards, including Raspberry Pi 4 and Raspberry Pi Zero. Use a ribbon cable, or other extension device, and you can also connect it to a Raspberry Pi 400.

The Build Hat Python Library

To help budding LEGO® engineers bring their inventions to life the Raspberry Pi Foundation has released a Python Library for the Build Hat.

This library supports all the LEGO® Technic devices included in the SPIKE™ Portfolio, those associated with the LEGO® MINDSTORMS® Robot Inventor kit plus other devices that use an LPF2 connector.

The New Power Supply

LEGO® Technic motors are really powerful, which means to drive them you’ll need an external 7.5V power supply.

Fortunately, there's a brand-new $15 power supply for the Build HAT that’s both reliable and rugged to help make the most of those motors.

The LEGO® Maker Plate

The LEGO® Education SPIKE™ Prime Expansion Kit includes an exclusive LEGO element the Maker Plate - the first one designed to connect to something that isn’t another piece of LEGO®. The Maker Plate makes it super easy to add a Raspberry Pi to your LEGO construction.

LEGO® SPIKE™ Prime components are perfect for rapidly prototyping projects. There is a distance sensor, a colour sensor, and an incredibly versatile force sensor. While the angular motors come in a range of sizes and include integrated encoders you can query in order to find their position to precisely control movement, or as input devices in their own right.

If you don’t have a Maker Plate take a look at this list of Build Hat compatible LEGO® elements to help identify what works best for your project.

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Raspberry Pi Zero 2 W

The popular low cost Raspberry Pi Zero has been upgraded to the Raspberry Pi Zero 2 W.

You can now take advantage of a new processor with 5x faster performance and improved connectivity thanks to WiFi and Bluetooth for the bargain price of £13.50 or $15.

Specifications are as shown below...

• 1GHz quad-core 64-bit Arm Cortex-A53 CPU
• 512MB SDRAM
• 2.4GHz 802.11 b/g/n wireless LAN
• Bluetooth 4.2, Bluetooth Low Energy (BLE), onboard antenna
• Mini HDMI port and micro USB On-The-Go (OTG) port
• microSD card slot
• CSI-2 camera connector
• HAT-compatible 40-pin header footprint (unpopulated)
• H.264, MPEG-4 decode (1080p30); H.264 encode (1080p30)
• OpenGL ES 1.1, 2.0 graphics
• Micro USB power
• Composite video and reset pins via solder test points
• Same diminutive 65mm x 30mm board size

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The new Raspberry Pi 400

Raspberry Pi 400

As of today there's a new and simpler way to join the Pi clan with the Raspberry Pi 400.

All the elements of a Raspberry Pi 4 are neatly embedded in a Pi-branded keyboard unit, namely a quad-core 64-bit processor, 4GB of RAM, wireless networking, dual-display HDMI output with 4K video playback and that classic 40-pin GPIO port.

Even better it comes complete with an SD-Card preloaded with the latest Raspberry Pi OS, plus the official Raspberry Pi Beginner’s Guide manual.

And all this for just £67!

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Mars Rover for Micro:bit or Raspberry Pi Zero

JavaFX on Raspberry Pi

With all the excitement of the NASA Mars 2020 Mission launch on 30th July, maybe you fancy building your own Mars Rover vehicle.

Then take a look at the 4tronix MARS Rover Robot Kit.

The self-assembly kit is loosely based on the NASA/JPL Curiosity and Mars 2020 rover designand uses a similar rocker arm, bogey and differential arm mechanism.

It can be controlled with either a Micro:bit or Raspberry Pi Zero and comes complete with coding support for both these boards.

MARS Rover Robot Kit features include:
• 6 Motors - 80 rpm 6V, N20 micro gear motors
• 4 Servos - MG90S metal gear analog micro servos
• 4 Fire LEDS
• Ultrasonic distance sensor on steerable mast
• 30 special PCBs
• 11 different PCB designs

JavaFX Coding on Raspberry Pi

JavaFX on Raspberry Pi

In the July Java Magazine there's a tutorial-style article on JavaFX programming with the Raspberry Pi.

In this tutorial Frank Delporte explores a maker-style project and explains everything from first principles including Java installation, multiple code listings, GPIO introduction, the electronic components inventory list, circuit diagrams and much more.

If this article make you hungry for more Raspberry Pi Java and JavaFX coding material then check out Frank's book 'Getting Started with Java on the Raspberry Pi', which is available in both paper or ebook formats.

Adafruit's PyPortal for Raspberry Pi

Adafruit PyPortal

In the recent Linux Magazine there's an article about the PyPortal from Adafruit

While relatively expensive this product is a very flexible enhancement to your Raspberry Pi, with a touch-screen plus it's own microprocessor, sound output and WiFi connection.

The product's potential can be glimpsed with a quick web search, which will uncover plenty of powerful maker-style projects.

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Raspberry Pi DOS Emulation

In the recent MagPi magazine issue 95 there is an article on creating a DOS emulation on the Raspberry Pi.

Using a newer and more powerful DOSBox emulator called DOSBox-X, plus a 4GB or 8GB Raspberry Pi 4, you can run a number of DOS-based Microsoft Windows operating systems - including Windows 3.x, Windows 95, Windows 98 and Windows ME - plus all the software and games written for DOS or these versions of Windows.

Additionally DOSBox-X has an advanced graphical interface to help with machine configuration and virtual disk-swapping.

8GB Raspberry Pi Model 4B and RPI OS

Raspberry Pi

After almost 3 million sales the Raspberry Pi 4B now comes in an 8GB version, which is available to purchase for $75.

It was already known that the RPi 4B's BCM2711 chip could address up to 16GB of LPDDR4 SDRAM. But only now does a new Micron-designed component enable the 8GB version to be manufactured.

To complement the 8GB RPI 4B there's a new beta-level 64-bit ARM version of the Raspberry Pi operating system to utilise all those extra gigabytes.

New OS features include:

• Bookshelf app to access Raspberry Pi Press magazines, including The MagPi, HackSpace and Wireframe (found in the Help menu). Any magazine PDF downloads are saved in the “Bookshelf” sub-directory of your home directory.

• Magnifier app to improve is accessibility to the Desktop for people with visual impairments. Once installed a magnifying glass icon appears at the right-hand end of the taskbar. To use click this icon (or use the Ctrl-Alt-M shortcut) and then play with the zoom and static-window/follow-cursor options.

• User research allows anyone to send back feedback how you use your Raspberry Pi. It is in the form of a questionnaire, which appears the first time the Chromium browser is launched. There are just four questions and the associated unique id string doesn't compromise your animininity.

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Java 11 Coding on the Raspberry Pi

Java on Raspberry Pi

In the latest MagPi magazine issue #93 there's an article by Frank Delporte on the Java programming language.

The topic is Get Started with Java and Electronics and it's a great introduction to beginning to use the Java OpenJDK 11 - as included with the Raspberry Pi Raspbian operating system.

The article's code examples start with a 'Hello World' class, then move on to interfacing with the Raspberry Pi GPIO pins for developing electronics projects.

For the best Java coding experience you'll ideally need a Raspberry Pi 4 with as much memory as possible - 4GB would be best.

Raspberry Pi Official Birthday

The 29th February is the official Raspberry Pi birthday - something that only happens every four years.

Will we see a new Pi model released? Or maybe some other Raspberry Pi related hardware? Keep a watch on the Raspberry Pi blog to find out.

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Raspberry Pi 4 and Scratch 3 Desktop

Scratch 3 is a major upgrade to the hugely popular coding platform.

Version 3 has been completely rewritten to work in any modern HTML 5 browser and runs on most PCs and laptops. But there are also standalone Windows and Mac Desktop versions.

Since the January release The Raspberry Pi Foundation has been hard at work to create a Scratch 3 Desktop standalone version. However, to run the Desktop version you'll need plenty of processing power and at least 2GB of RAM.

Fortunately, with the new Raspberry Pi 4, along with the Raspbian 'Buster' operating system, there's now a Raspberry Pi platform to satisfy these processing and RAM demands.

With Pi 4 you can access new Scratch 3 Desktop functionality, including GPIO support, Sense HAT support plus promised extension support for micro:bit and LEGO®.

To install Scratch 3 on the Pi 4 open a terminal window, then type in and run the following commands:

sudo apt-get update
sudo apt-get install scratch3

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Raspbian 'Buster' for Raspberry Pi 4

The new Raspbian 'Buster' operating system, built on top of Debian 10 'Buster', was a necessity to fully utilise the impressive functionality built into the new Raspberry Pi 4.

However, the sudden appearance of the Pi 4 appears to have resulted in a rather rushed rollout. So rushed in fact that Raspbian 'Buster' was announced before the official release of the underlying Debian 10 'Buster' release - something Debian may not have been to happy about.

This haste contributed to a number of software and app issues for Pi 4 early adopter or anyone who had upgraded to the new Raspbian 'Buster'. In addition there's a Pi 4 hardware issue with using e-marked (Apple-style) USB-C cables for power (which seems to need a board revision fix) and concerns about the significantly more powerful CPU overheating.

Some of the key software issues have been fixed with the subsequent July Raspbian 'Buster' update. However, I suggest you schedule regular checks for yet more updates.

Even with these early teething problems, the Raspberry Pi 4 in it's 4GB configuration is the first Raspberry Pi family device that's a real desktop computer replacement contender. But, be sure to investigate fitting a CPU cooling system to safeguard your investment.

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