Precursor

by Sutajio Kosagi

Mobile, Open Hardware, RISC-V System-on-Chip (SoC) Development Kit

Nov 25, 2020

How We Make Our Custom PCBs

In this post, we take a step-by-step look at the manufacturing process of Precursor's circuit board. If you're curious about the details of modern PCB manufacturing, this post is a great introduction. Read the full update.


Nov 23, 2020

AMA: Your Chance to Ask All the Questions!

Bunnie and xobs are hosting an AMA on Crowd Supply's Discord channel at 9 AM Pacific Time, this coming Wednesday, Nov 25th. Come join us! Read the full update.


Nov 19, 2020

Evaluating Our Hardware Security

This post is an in-depth look at the issues of hardware security and how Precursor works to mitigate them. Read the full update.


Nov 12, 2020

Software Development for Precursor

Here's a post, including code samples, from xobs explaining how he developed the software for Precursor with Renode and C#. Read the full update.


Nov 05, 2020

A Guided Tour of the Precursor System on Chip (SoC)

This post provides a whirlwind tour through Precursor's System on Chip. Read the full update.


Nov 01, 2020

Crowdfunding Begins!

We are happy to announce that the Precursor campaign is live. Please check out our crowdfunding page to learn more. In the coming months, we'll be posting lots of detailed information about Precursor. We'll also be hosting an AMA on Crowd Supply's Discord channel, so stay tuned! Read the full update.


Sep 24, 2020

A Guided Tour of the Precursor Motherboard

This post provides a guided tour of the components and features of the Precursor motherboard. Read the full update.


Sep 18, 2020

The Platform

Precursor is a mobile, open source electronics platform. Similar to how a Raspberry Pi or an Arduino can be transformed into an IoT gadget with the addition of a couple breakout boards, some solder, and a bit of code, Precursor is a framework upon which you can assemble a wide variety of DIY mobile applications. This update talks a bit about what makes Precursor unique, and then moves on to the ins and outs of our design philosophy. Read the full update.


Sep 10, 2020

Introducing...

Why do we trust our computers? I’ve done a lot of thinking on this question. The answer, it turns out, is that we trust our computers mostly because we have no other choice. Most of us wouldn’t know how to check if a computer is constructed correctly; and those of us who do are overwhelmed by the millions of lines of source code and billions of transistors packed into a typical computer. If you’re like me, this answer is dissatisfying. Precursor is our attempt to help the community develop a better one. Read the full update.


$171,342 raised

of $220,000 goal

78% Funded

Pledge Now

$10

Buy Us a Couple of Beers!

Thanks!


$512

Precursor

One fully assembled and tested Precursor. Includes a debug interface but no USB Type-C cable or charger.


$768

Limited Edition Precursor

Available only during the crowdfunding campaign, this "omakase" flavor of Precursor will incorporate alternative, premium materials and manufacturing processes hand picked by bunnie for uniqueness and visual appeal. Additional bonus functionality may be added as well.


$450

(Early Bird!) Precursor

One fully assembled and tested Precursor. Includes a debug interface but no USB Type-C cable or charger. (Early bird pricing is available for 48 hours or until all 50 units have been claimed.)


$675

(Early Bird!) Limited Edition Precursor

Available only during the crowdfunding campaign, this "omakase" flavor of Precursor will incorporate alternative, premium materials and manufacturing processes hand picked by bunnie for uniqueness and visual appeal. Additional bonus functionality may be added as well. (Early bird pricing is available for 48 hours or until all 50 units have been claimed.)

Credits

Sutajio Kosagi

Sutajio Ko-usagi supports and produces open hardware products designed by bunnie and xobs.


bunnie

Sean Cross

See Also

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