Northgrid Labs

Small write-ups on firmware, sensors and low-power radios.

Northgrid Labs

Notes

Sleeping properly

Measuring microamp currents and why the regulator is usually the culprit.

LoRa in the forest

Range tests through birch and snow, with antenna notes and failures included.

Bootloaders we trust

Keeping over-the-air updates boring, atomic and recoverable.