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| Long power cables || [[User:amir|amir]] || 0$ || I have several meters
 
| Long power cables || [[User:amir|amir]] || 0$ || I have several meters
 
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| Long signal cables || [[User:amir|amir]] || 0$ || I have a large box full of 1m audio cables
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| Long signal cables || [[User:amir|amir]] & [[User:wirehead|wirehead]] || 0$ || I have a large box full of 1m audio cables and two reels. we have to figure out if that is enough. wirehead also mentioned she had a reel.
 
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| Microcontroller for usb to midi || ? || ? || ?
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| Microcontroller for usb to midi || [[User:amir|amir]] || 4€ || We have 1 board
 
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| Microcontrollers for midi to LED translators || [[User:juli|juli]] || 16€ || We have four boards
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| Microcontrollers for midi to LED translators || [[User:juli|juli]] || 12€ || We have 3 boards
 
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| Laptop || [[User:amir|amir]] || 0$ || We are going to use my laptop
 
| Laptop || [[User:amir|amir]] || 0$ || We are going to use my laptop
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| 4 sets of rechargeable batteries for the Wiimotes  || [[User:amir|amir]]  || ? || Had some lying around
 
| 4 sets of rechargeable batteries for the Wiimotes  || [[User:amir|amir]]  || ? || Had some lying around
 
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| PA || [[User:amir|amir]] || 0$ || I've got [http://www.samsontech.com/samson/products/studio-monitors/resolv/resolv65/ decent and loud active speakers]
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| PA || [[User:amir|amir]] || 0$ || I've got [http://www.samsontech.com/samson/products/studio-monitors/resolv/resolv65/ decent and loud active speakers] but they are to heavy unless with a vehicle
 
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| Organize a net to mount the LEDs on || [[User:juli|juli]] || ? || ?
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| Organize a net to mount the LEDs on || [[User:juli|juli]] & [[User:amir|amir]] || ? || We gonna scout this week
 
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| Cable Ties || ? || ? || ?
 
| Cable Ties || ? || ? || ?

Version vom 11. August 2019, 12:53 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.

Architecture

Document describing the whole system: Datei:CoFArch.pdf

What we need (except electronic parts)

What? Who? Cost Status
1000 WS2811 LEDs amir & pwnschlager 138$ Order pending
(Guess) 4 x PC power supplies ? ? We found two working power supplies
Oscilloscope ? ? ?
Tap measure ? ? ?
Lab power supply wirehead 0$ Will bring it
Multimeter meks 0$ meks has one
Solder iron, solder, short cables meks 0$ meks has one, not sure about short cables, probably some restln
Long power cables amir 0$ I have several meters
Long signal cables amir & wirehead 0$ I have a large box full of 1m audio cables and two reels. we have to figure out if that is enough. wirehead also mentioned she had a reel.
Microcontroller for usb to midi amir 4€ We have 1 board
Microcontrollers for midi to LED translators juli 12€ We have 3 boards
Laptop amir 0$ We are going to use my laptop
Fog machine? ? ? ?
Two Wiimotes rin / ? ? / 0$ Maybe we may borrow from the lab / Can borrow from rin
4 sets of rechargeable batteries for the Wiimotes amir ? Had some lying around
PA amir 0$ I've got decent and loud active speakers but they are to heavy unless with a vehicle
Organize a net to mount the LEDs on juli & amir ? We gonna scout this week
Cable Ties ? ? ?
Caravan ? ? ?

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 a visual
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 visual that slides over a large image depending on events, always only showing a portion of the image.