Documentation

From bare board to wireless print jobs.

Wire the SD card, flash the firmware, bring PrintDrop onto your network, and understand the storage rules that keep the printer's filesystem safe.

Start here

2 guides and references

Getting startedHardware, wiring, flashing, first run, and everyday use.FlashingEnter download mode and recover a board reliably.

Build the device

2 guides and references

HardwareBoard requirements, SD wiring, power, LED, and button.SDIO 4-bitSix-wire migration and the faster SD card path.

Use PrintDrop

3 guides and references

Network discoveryFind the device with mDNS, LLMNR, or a fixed address.AuthenticationProtect the web UI and API with credentials stored in NVS.OTA updatesUpdate firmware over HTTP or from the SD card.

Engineering

3 guides and references

ArchitectureUSB and Wi-Fi arbitration, modules, partitions, and performance.Bugs and root causesThe failures found during the port and why each fix exists.ContributingBuild setup, branch model, constraints, and test expectations.