Production preflight

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Design checks

Microcontroller

  • pin current
  • crystal speed and capacitors

PCB:

  • isolation
  • unrouted nets

Manufacturing package

Contents:

  • PCB
  • schematic
  • bill of materials
  • photograph of prototype
  • prototype test
  • manufacturing test
  • firmware
  • software

Checks:

  • BOM and schematic match
  • all values listed and verified
  • identify orientation sensitive parts
  • identify high precision parts (such as 1% bias resistors)