Future Brings CPU Modules, And The Future Is Now

Modularity is a fun topic for us. There’s something satisfying about seeing a complex system split into parts and these parts made replaceable. We often want some parts of our …read more Continue reading Future Brings CPU Modules, And The Future Is Now

Hackaday Prize 2022: A CM4 Upgrade For Your Old iPad

Motherboard on the desk, with a CM4 plugged into it, and all kinds of wires connected to it for purposes of debugging

There’s no shortage of nicely built tablets out there, but unfortunately many of them are powered by what are by now severely outdated motherboards. Since manufacturers releasing replacement motherboards for …read more Continue reading Hackaday Prize 2022: A CM4 Upgrade For Your Old iPad

Did You Know That The Raspberry Pi 4 Has More SPI, I2C, UART Ports?

A pinout diagram of the new Pi 4, showing all the alternate interfaces available.

We’ve gotten used to the GPIO-available functions of Raspberry Pi computers remaining largely the same over the years, which is why it might have flown a little bit under the …read more Continue reading Did You Know That The Raspberry Pi 4 Has More SPI, I2C, UART Ports?

Raspberry Pi Cameras Stand in for Stereo Microscope

Handling tiny surface mount components and inspecting PCBs is a lot easier with a nice stereo microscope, but because of their cost and bulk, most hobbyists have to do without. …read more Continue reading Raspberry Pi Cameras Stand in for Stereo Microscope

Waveshare’s Pi CM3 Laptop Arrives a Bit Too Late

The good news it that you can now buy a pretty decent laptop that’s based around the Raspberry Pi Compute Module (CM). The bad news is that it was conceived before anyone knew the interface was going to change for the new CM4, so it doesn’t have any of the …read more

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Adventures in Overclocking: Which Raspberry Pi 4 Flavor is Fastest?

There are three different versions of the Raspberry Pi 4 out on the market right now: the “normal” Pi 4 Model B, the Compute Module 4, and the just-released Raspberry Pi 400 computer-in-a-keyboard. They’re all riffing on the same tune, but there are enough differences among them that you might …read more

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Getting Over 4GBps Out Of A Compute Module 4

For the average home gamer, good old fashioned Ethernet at 100 Mbit/s is only just starting to become a bottleneck as things like 4K video streaming begin to demand more bandwidth. As always, though, there are those who wish to push the limits of what is possible. [Jeff Geerling] is …read more

Continue reading Getting Over 4GBps Out Of A Compute Module 4