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Table of Contents

Paper-Leonardo

The Paper-Leonardo is the only Paperduino Clone with USB on Board and extra ISP pins. But unfortunaltely cause the board is based on an Atmega32U4 chip and is only availible in SMD one has to solder SMD.

Here is a manual for SMD soldering.

Front:

Back:

Paper-PCBs


Paper-leonardo_v10

Schematic

Parts

  • Atmega32U4
  • 4 lowcurrent LEDs
  • voltage converter 78M05
  • crystal 16MHz
  • 2 elkos 100µF
  • 1 elko 10µF
  • 5 capacitors 100nF
  • 1 capacitor 1µF
  • 2 capacitors 22pF
  • Z-Diode 3.6V
  • diode 1N4007
  • resistors: 4x 2.2kOhm, 2x 1kOhm, 2x 10kOhm, 2x 22Ohm
  • poly fuse 500mA
  • coil 10µH
  • reset button
  • headers
  • jumper
  • USB socket

License

The Paper-Leonardo was designed by Wolfgang Spahn 2013.
It is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

Creative Commons License