DuPAL_Board

DuPAL board

Introduction

Building

Bill of Materials

• Sliding SPST switch
• 3x2 pins 2.54mm pcb male header
• 4x 1uF / 35v min electrolytic capacitors
• 1x 0.22uF / 35v min electrolytic capacitor
• 7x 100nF ceramic bypass capacitors
• 2x 22pF NP0 ceramic capacitors
• 1x 1Mohm 1/4W resistor
• 1x 1.2k 1/4W resistor
• 1x 470ohm 1/4W resistor
• 9x 10Kohm 1/4W resistors
• Power supply female barrel connector
• DB9 female angled connector
• 4 pin push button
• 1N4001 diode
• 2x 74HC595
• MAX232
• 7805 TO220 regulator
• ATMega328p
• 20Mhz HC49 crystal
• 20pin slim ZIF socket
• Heat sink for the power regulator (optional, but recommended)
• 3x 16pin socket (optional)
• 1x 28pin slim socket (optional)

Revisions

Rev.1