Cellular

The math for estimating a cellular IoT device's battery life, a calculator for your own numbers, and how to measure the real answer with Blues Mojo.

Every JSON Note repeats its field names with its values for the life of the device. Notefile templates have Notecard send fixed-length binary records instead.

Automotive CAN bus carries everything from RPM to battery state. Learn to tap it, decode the frames, and stream vehicle data to the cloud with Notecard.

What is LTE Cat-1 bis and how does it impact the future of 5G in the IoT?

Side-by-side comparison of Blues Notecard versus a typical off-the-shelf cellular IoT module — the code, retries, power management, and OTA each one needs.

Everything you need to know about writing host firmware that works with multiple radio access technologies