How do you find parts for a new FabISP Programmer board?

Refer to the original docs for a full explanation.

Components

See the original circuit diagram:

isp-pcb_full.png

And schematic:

fabisp-schematic.png

B.O.M.

  • 1x ATtiny45 or ATtiny85
  • 2x 1kΩ resistors
  • 2x 499Ω resistors
  • 2x 49Ω resistors
  • 2x 3.3v zener diodes
  • 1x red LED
  • 1x green LED
  • 1x 100nF capacitor
  • 1x 2x3 pin header

Finding the parts

Circuit ID BOM Bin label markings
U1 ATtiny45 ATtiny45V TINY45V
R1 and R6 1kΩ resistors 1kOHm Res 1001
R2 and R5 499Ω resistors 499Ohm res 4990
R3 and R4 49Ω resistors 49.9Ohm res 49R9
D1 and D2 3.3v zener diodes Zener Diode 3.3v cathode marked
D4 red LED LED Red 1206 cathode marked
D3 green LED LED Green 1206 cathode marked
C1 100nF capacitor 0.1 uF Cap none
ISP 2x3 pin header 2x3 ISP none

Making a reference sheet

parts-sheet.jpg