- Terminus FE1.1 USB hub board: the solution to connect four USB devicesPosted 2 months ago
- Understanding the Mechanics of 3D PrintingPosted 4 months ago
- SDS011 the Air Quality SensorPosted 5 months ago
- NIXIE STYLE LED DISPLAYPosted 8 months ago
- TOTEM: learning by experimentingPosted 8 months ago
- Google Assistant Voice Controlled Switch – NodeMCU IOT ProjePosted 9 months ago
- Water Softener Salt Level MonitorPosted 9 months ago
- Sparkly Air SensorPosted 9 months ago
- Ultra sonic distance finder with live statusPosted 9 months ago
- Windows interface to have total control over lampsPosted 9 months ago
Tomu Open Source Development Board Easily Fits In Your USB Port
Developers, makers and electronics enthusiasts searching for a miniature open source development board may be interested to know that the Tomu is now available from the online Adafruit store.
Tomu is based on Silicon Labs Happy Gecko EFM32HG309 Arm Cortex-M0+ microcontroller that runs at 25 MHz. It sports 8 kb of RAM and 60 kb of flash onboard. In spite of the small size, it supports two LEDs and two capacitance touch buttons.
Once you plug in this little computer, it can simulate a hard drive or mouse, send MIDI data, and even blink quickly. Tomu is a completely open source project that can act as a Universal Second Factor security token. The hardware is fully documented, and the bootloader and other code can be accessed on GitHub.
- CPU: Silicon Labs Happy Gecko EFM32HG309
- Speed: 25 MHz ARM Cortex-M0+
- RAM: 8 KB
- Storage: 64 KB Flash
- Connectivity: USB 2.0 FS
- Buttons: 2
- LEDs: 2 (red + green)
- Components: Literally 12 parts + PCB – comes fully assembled
- GitHub repository
- Product Dimensions: 13.0mm x 10.0mm x 1.5mm / 0.5″ x 0.4″ x 0.1″