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Pricing. Docs. GitHub. Bluetooth Products.

S1 system on module

Wireless AI compute in an ultra-small form factor. The brain for your next Bluetooth enabled wearable.

Silicon Witchery S1 Module block diagram

Block diagram

The S1 is a union of four key components critical to developing tiny battery-powered products. It targets applications requiring demanding algorithms while consuming as little energy as possible.

Video tutorials

We're creating lots of content to help get you started. Check out our YouTube channel for more deep dives and tutorials.

MicroPython or C SDK

For those needing to build algorithms and focus on data first, MicroPython is a perfect way to interact with your data and make changes on the fly. Connect wirelessly and access the S1 using our Web Bluetooth based REPL.

Silicon Witchery S1 Micropython SDK

Alternatively, for those who need fine grained control, our minimal C SDK gives you a bare-bones configuration you can quickly start building on.

Silicon Witchery S1 C SDK

Meet the S1 Popout board

A straightforward development board for the S1 Module that exposes everything you need for rapid prototyping.

build

Pre-soldered S1 Module

cable

All IO exposed

battery_charging_full

Lithium cell ready

S1 ECG Reference Kit

Making heart research more accessible.

A powerful analog frontend combined with the S1 Module makes this an all-in-one kit to deploy and test algorithms with ease. Be that for learning, research, or as the starting point for your next product.

Open source, and now available from Digi-Key.

Silicon Witchery S1 ECG kit