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schematics
.gitignore
LICENSE.md
README.md
light_ws2812.c
light_ws2812.h
rifle.c
ws2812_config.h

README.md

Rapidtronic

A NERF Rapidstrike rifle augmented with sensors, a display and an Attiny85 as controller.

Features

  • Battery voltage measurement on 7-segment display
  • Status RGB Led
  • Magazine detection (yellow signal on magazine missing)
  • Low ammo level in attached magazine (red signal if the magazine is present)
  • Low battery voltage detection (purple signal)

Parts

  • 1x Attiny85 (fused @ 8MHz)
  • 1x DIP-8 socket
  • 1x WS2812 pre-mounted RGB LED
  • 1x IR proximity sensor module (a.k.a. a line hunting sensor from ebay)
  • 2x 1% resistors for voltage divider: R1=37KOhm and R2=9KOhm
  • 1x 5.1V Zener (voltage divider safety)
  • 1x 5V voltage regulator: LM2940
  • 2x filtering capacitors for the regulator: C1=1uF and C2=1mF
  • 1x Sparfun Serial 7-segment display
  • A solder, tin, 22-awg stranded and solid wire, patience

Schematic

Image gallery

[Here] (http://imgur.com/a/zSusg#0)

Video demo

[Here] (https://vimeo.com/95455600)

Licence

This software contains code released under the GPLv2 and the Beerware licence. Hence, I release everything under the GPLv2 as well.