Sim.One Downloads

SimpleMachines provides all design documents and source code for its hardware and software.

Sim.One Documentation

We keep most of our technical documentation on Sim.One's Google Code Project Wiki
Sim.One is a single board computer based on the low cost Cirrus System On Chip EP9307.
It delivers a set of flexible PC-Like interfaces and add-on expansion connectors to connect daughter boards.

All the hardware Specs (CAD files, schematics, BOM, etc) are available under open hardware license, so you are free to use, study, adapt or manufacture according to your needs.

The Sim.One comes with a rich set of Free Software, Debian OS, device drivers for all its peripherals and Optimized GCC compiler with FPU support.

Sim.One Software

The Sim.One comes with a set of Free Software.
In this page we will analyze all its main components, that are:
the U-Boot Bootloader, the Linux Kernel, the Debian Operating System.

The U-Boot Universal Bootloader

U-Boot, is a Free Software that has the duty to inizialize the machine and prepare it for the Kernel booting.

It provides the following features: