NYANbanner

Projects
Participants	The JinX, Vermin
Skills	Soldering, Electronics, Coding, UI design
Status	Active
Niche	Electronics
Purpose	World domination

RGB LED banner Portable rechargable and (rain) waterproof

For all your local NYAN needs!

Current status

build log

v 0.3

• 12x8 LEDs
• Plexiglas housing by Vermin
• STM32F4 different revision ;)
• micro SD card slot
• Hitachi HD44780 16 x 2 char LCD
• Some buttons

v 0.2

• 13x9 grid (12x8 LEDs atm)
• Plexiglas housing by Vermin
• stm32f4 BOOM gone, two new ones ordered
• SD card slot (played mp3 via helixplayer)

v 0.1

• 7x7 grid
• Cardboard
• stm32f4

Runs plasma effects, rgba overlay + additive blending/alpha fading and text rendering

YouTube video of 0.1 prototype

Ingredients

50 RGB LEDs

Many many LEDs

• 24bit color
• WS2801 based
• 5V power, max. 60mA
• View angle: 60 degree
• IP67 (protected against dust and immersion up to 1 m)

STM32F4 Discovery

STM32F4 Discovery

• 32-bit ARM Cortex-M4F core @168MHz
• 1 MB Flash, 192 KB RAM
• Over 60 (GP)IO Ports
• External application power supply: 3 V and 5 V
• CS43L22 audio DAC
• Integrated class D speaker driver

Banner cloth

• TBA
• Needs to house the LEDs and power wires
• Sturdy material (vinyl)
• Weather resistant
• Eyes to hang up
• Holes (+eyes?) for the LEDs

Housing and misc

• TBA
• Weather resistant
• PSU Charger + LTC2941? + buck regulator
• AMP LM4753? (10W 5V)
• 2x10W 8Ohm mylar waterproof speaker
• SD card slot
• Wirless??
• LCD screen and buttons
• 20000 mAh LiPo 7.4V 1C 2S ??
• Cable (3m?) + weatherproof connector atleast 2 wires for 6A? power + 2 data wires

Software

• ChibiOS/RT / RTX / NuttX ?
• Display driver / HAL
• USB / SD
• Audio player (+mp3 decoding +SIDplay2)
• Battery / power state
• Loadable system like https://github.com/r0ket/r0ket ?
• Animations and effects canvas code test area

NYANcode in git

Is on Fire?	Definitely