Setup Hardware

Hardware

Wiring diagram

PN532 NFC Reader

As per blog.stigok.com

# PN532 module -> RPi physical pins 
GND -> 6
VCC -> 4
SDA -> 3
SCL -> 5

Switch

# switch -> RPi physical pins
# pull down resistor used 
Switch+ -> VCC -> 4
Switch- -> GPIO_18 -> 12
        -> resistor -> GND -> 6

Indicator LED

# indicator LED -> RPi physical pins
LED+ -> GPIO_22 -> 15
LED- -> GND -> 6

UV LED

# UV LED -> RPi physical pins
# current limiting resistor used 
LED+ -> resistor -> VCC -> 4
LED- -> FET_D 
        FET_S -> GND -> 6
        FET_G -> GPIO_27 -> 13

IMPORTANT

All components need to share a common ground! Otherwise, damage will occur.

YouTube Tutorial

If you need more help with setting up the hardware for your own Box of Hope, check out out Hardware Setup Tutorial Video on YouTube.