Documentation

We split the documentation into several sections:

• Hardware
• Firmware
• iOS
• Resources

A super high-level overview of Opentags is as follows:

We have a Seeed Studio XIAO nRF52840 talks via SPI to DWM3000. The DWM3000 is a module that can be used for ranging and positioning via UWB (Ultra Wide Band).

The Opentag is compatible with other Opentag and UWB devices, including but not limited to the Apple U1 and U2 chip inside of the iPhone 11 and newer.

The Opentag is designed to be a simple, easy to use, and low-cost UWB device. It is designed to be used in a variety of applications, including but not limited to:

• Asset tracking
• Indoor positioning
• Outdoor positioning
• Robotics