nametag

LED dot matrix name tag

bill of materials

ebay:

• 1 x Tilt switch
  
• 1 x MCP73831T
  
• 2 x SPDT slide switch
  
• 1 x 3.7V 130mAh Li-Po
  
• 1 x 3.3V 8MHz Pro Mini
  
• 1 x HT1632C LED Driver
  
• 1 x Micro Mini JST Connector
  

local electronics store:

• 1 x 2kΩ resistor
• 8 x 33Ω resistor
• 1 x 330Ω resistor
• 1 x red SMD LED
• 1 x 3V zener diode
• 3 x 4.7uF ceramic capacitor
• 1 x 4.7uF electrolytic capacitor
• some female and male pin headers

tips:

• instread the Pro Mini Pro Micro or Pro Micro BLE can be used

assembly instruction

happy soldering ^_^

datasheets

HT1632C
MCP73831T

credits ^_^

Arduino wiring
Sparkfun FIO board
Adafruit EAGLE library
HT1632C Arduino library
HT1632C reference board
Sparkfun EAGLE libraries
Titlt switch istructables
hosentraeger EAGLE library
Sparkfun USB Li-Po charger
Jaycon Systems USB Li-Po charger
Adafuit Trinket / Gemma Space Invader Pendant