PC Pro

Makerbuino

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The Makerbuino is, as a glance at its picture will reveal, effectivel­y a Gamebuino, taking the open-source design of the original and converting it into a kit that you can solder yourself using easy-to-handle through-hole components (a pre-assembled version is available for an extra charge). In doing so, however, it has improved on the original in several areas.

A key enhancemen­t is in the handling of sound: while the Gamebuino has a preset volume and can only output to its built-in speaker, the Makerbuino has a physical volume control and a 3.5mm headphone jack with a physical mute switch to disable the rearfacing speaker when the jack is in use.

Another improvemen­t comes in the battery, which has had its capacity doubled from 300mAh to 600mAh. As a result, you can expect a rough doubling of runtime, from an already impressive 12 hours for the Gamebuino to 24 hours for the Makerbuino.

Not every change is for the better, though. The move to a physical slider for the display frontlight – as with the Gamebuino, a recycled Nokia LCD – has cost the Makerbuino the light-dependent resistor, and programmin­g the device directly requires the use of a bundled USB-to-TTL serial adapter rather than a simple micro-USB cable.

Direct programmin­g, though, would be an unusual way to use the Makerbuino. As with the Gamebuino, games are stored on a bundled SD card – full-size this time, to make soldering the slot onto the board easier for beginners – and you’re free to switch between them at any point without the need for a PC.

With mostly through-hole components, the assembly process for the Makerbuino is straightfo­rward but time-consuming: expect to spend between two and five hours depending on your soldering experience. One particular­ly tricky part comes when soldering the lithium polymer charging circuit to the main Makerbuino board, which requires you to use previously cut-off component legs to create links between the two.

None of this is aided by outdated instructio­ns. Despite having only recently launched following its crowdfundi­ng campaign, the Makerbuino has gone through a few minor changes including the pre-soldering of the battery connector – something that will soon be addressed in updates to the documentat­ion.

For its feature set, accessibil­ity, and the selection of games on offer, though, the Makerbuino is unarguably the pick of the bunch.

KEY SPECS 16MHz Atmel ATmega328p 32KB program memory 84 x 48 single-colour front-lit LCD display seven buttons four-channel audio 24-hour battery multi-game SD card storage 139 x 26 x 66mm (WDH) 155g

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