NAU7802 CircuitPython Driver: Class Description
NAU7802 FeatherWing 16-SOIC (SMD) Version:
NAU7802 FeatherWing 16-DIP (THT) Version:
Needing a calibration weight? The U.S. Mint coin specifications might have some information that could help -- if you have some spare change. https://www.usmint.gov/learn/coin-and-medal-programs/coin-specifications