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(What we need (except electronic parts))
(What we need (except electronic parts))
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| Cable Ties || [[User:wirehead|wirehead]] || ? || <span style="color:#00FF00">Done</span> ||  I have several sizes
 
| Cable Ties || [[User:wirehead|wirehead]] || ? || <span style="color:#00FF00">Done</span> ||  I have several sizes
 
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| Caravan || ? || ? || <span style="color:#FF0000">Pending</span> ||  [https://docs.google.com/spreadsheets/d/1u_l-7ZuIUaUT9oj8s7oCfDQwYOUIKK_K_d6nmS8YolI/edit?usp=sharing here is a list of options]
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| Caravan || [[User:wirehead|wirehead]] || 1000€ + || <span style="color:#FF0000">Pending</span> ||  [https://docs.google.com/spreadsheets/d/1u_l-7ZuIUaUT9oj8s7oCfDQwYOUIKK_K_d6nmS8YolI/edit?usp=sharing here is a list of options]
 
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| Cable extension reel || [[User:amir|amir]]  || ? || <span style="color:#00FF00">Done</span> || Got one
 
| Cable extension reel || [[User:amir|amir]]  || ? || <span style="color:#00FF00">Done</span> || Got one

Version vom 12. August 2019, 22:47 Uhr

WTF

Juli, pwnschlager, wirehead and I are going to build an LED project for Die Schmiede. We use this page to organize the project.

Document describing the whole system: Datei:CoFArch.pdf

Diagram

What we need (except electronic parts)

What? Who? Cost Status Comment
1000 WS2811 LEDs amir & pwnschlager 138$ Partial
(Guess) 4 x PC power supplies  ?  ? Partial We found two working power supplies & wirehead has one
Oscilloscope  ?  ? Pending
Tap measure wirehead  ? Done
Lab power supply wirehead 0$ Done Will bring it
Multimeter meks & wirehead 0$ Done meks has one
Solder iron, solder meks & wirehead 0$ Done meks has one
Long power cables amir 0$ Partial I have several meters. we have to figure out if that is enough.
Long signal cables amir & wirehead 0$ Done I have a large box full of 1m audio cables and two reels. wirehead also mentioned she had a reel.
Microcontroller for usb to midi amir 4€ Done We have 1 board
Microcontrollers for midi to LED translators juli 12€ Done We have 3 boards
Laptop amir 0$ Done We are going to use my laptop
Fog machine nini 0$ Done thx!
Fog liquid  ?  ? Pending I think i still have some stashed at the lab
Two Wiimotes rin / ?  ? / 0$ Done
4 sets of rechargeable batteries for the Wiimotes amir 0$ Done Had some lying around
PA amir 0$ Done I've got decent and loud active speakers
Organize a net to mount the LEDs on juli & amir  ? Partial We gonna scout this week
Cable Ties wirehead  ? Done I have several sizes
Caravan wirehead 1000€ + Pending here is a list of options
Cable extension reel amir  ? Done Got one

What electronic parts we need

Quantity Description PartNr. Cost Status
25 220Ohm 1/4watt resistor Digikey CF14JT220RCT-ND $0.72 pending
10 1N4148 diode Digikey 1N4148-TAPCT-ND $1.78 pending
25 10kOhm 1/4watt resistor Digikey CF14JT10K0CT-ND $0.72 pending
25 470 Ohm 1/4watt resistor Digikey CF14JT470RCT-ND $0.72 pending
25 6N138 optocoupler Digikey 751-1263-5-ND $33.23 pending
10 Lochrasterplatine Digikey 1738-1000-ND $13 pending

TODO

What? Who? Cost Status
Test the maximum length of a LED-strand (and therefor determine the number of needed power lines)  ?  ?  ?
Program a Wiimote receiver for the laptop (x64-linux). amir 0$ Already done for another project
Program visuals based on Wiimote input for the laptop amir + pwnschlager 0$ amir wrote visuals
Encode the visuals to midi with a program for the laptop  ?  ?  ?
Build and program a usb to midi transmitter dongle for the laptop. Optionally buy or borrow a midi interface  ?  ?  ?
Build and program midi receiver to LED boards (short MW-boards) for each strand  ?  ?  ?
Solder LED-strands with MW-boards  ?  ?  ?
Solder power lines from power supplies to LED-strands  ?  ?  ?

Code

I hacked wmgui (part of libcwiid) to output MIDI events and wrote a simple visuals. (I also ported it from C to C++ so i could use RTMidi and the wonder of C++ :p)

Visuals