The Hologram Dash is an Open-Sourced Cellular MCU Developer Board utilizing the ublox SARA family of modems, ARM Cortex-M0+, and an ARM Cortex-M4.
Certified by the Open Source Hardware Association - Certificate US000082.
We're excited to see what you'll build with these designs. If you require support for integrating these designs into your project, you can reach out to Hologram Solutions Engineering at sales@hologram.io to learn about Hologram design review services or hear about our engineering design partners.
2G/3G - U200 series
- SARA-U2 System Integration Manual
- u-blox AT Commands Manual
- AT Command Examples for u-blox cellular modules
- Multiplexer implementation in cellular modules
LTE Cat M1/NB1 and EGPRS - R400/N400 series
Power-optimized NB-IoT - N200 series