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== WTF ==  
== WTF ==  
[[User:Juli|Juli]] und [[User:amir|ich]] bauen ein LED-Projekt für [http://schmiede.ca die schmiede].
[[User:Juli|Juli]], [[User:pwnschlager|pwnschlager]], [[User:wirehead|wirehead]] and [[User:amir|I]] are going to build an LED project for [http://schmiede.ca Die Schmiede].
Wir nutzen diese Seite um uns zu organisieren.
We use this page to organize the project.


== Was wir brauchen ==
Document describing the whole system: [[Datei:CoFArch.pdf]]
 
[[File:CoFArch.png|Diagram]]
 
== What we need (except electronic parts) ==


{| class="wikitable sortable"
{| class="wikitable sortable"
|-
|-
! What? !! Who? !! Cost !! Status
! What? !! Who? !! Cost !! Status !! Comment
|-
| [https://www.aliexpress.com/item/32862966303.html?spm=a2g0o.productlist.0.0.111c7491LNYnt6&s=p&algo_pvid=1fb8b469-5c20-44f6-8f16-3993ef8db97d&algo_expid=1fb8b469-5c20-44f6-8f16-3993ef8db97d-0&btsid=8ed09771-293a-43b2-b1f2-04b41abaca56&ws_ab_test=searchweb0_0,searchweb201602_7,searchweb201603_52 1000 WS2811 LEDs] || [[User:amir|amir]] & [[User:pwnschlager|pwnschlager]] || 138$ || <span style="color:#00FF00">Done</span> ||
|-
| (Guess) 4 x PC power supplies  || ? || ? || <span style="color:#00FF00">Done</span> || We found two working power supplies & [[User:wirehead|wirehead]] has one
|-
| Oscilloscope  || ? || ? || <span style="color:#00FF00">Done</span> ||
|-
| Tap measure  || [[User:wirehead|wirehead]] || ? || <span style="color:#00FF00">Done</span> ||
|-
| Lab power supply  || [[User:wirehead|wirehead]] || 0$ || <span style="color:#00FF00">Done</span> || Will bring it
|-
| Multimeter || [[User:pwnschlager|meks]] & [[User:wirehead|wirehead]] || 0$ || <span style="color:#00FF00">Done</span> || meks has one
|-
| Solder iron, solder || [[User:pwnschlager|meks]] & [[User:wirehead|wirehead]]|| 0$ || <span style="color:#00FF00">Done</span> || meks has one
|-
| Long power cables || [[User:amir|amir]] || 0$ || <span style="color:#00FF00">Done</span> || I have several meters. we have to figure out if that is enough.
|-
| Long signal cables || [[User:amir|amir]] & [[User:wirehead|wirehead]] || 0$ || <span style="color:#00FF00">Done</span> || 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 || [[User:amir|amir]] || 4€ || <span style="color:#00FF00">Done</span> || We have 1 board
|-
| Microcontrollers for midi to LED translators || [[User:juli|juli]] || 12€ || <span style="color:#00FF00">Done</span> ||  We have 3 boards
|-
| Laptop || [[User:amir|amir]] || 0$ || <span style="color:#00FF00">Done</span> || We are going to use my laptop
|-
| Fog machine || [[User:nini|nini]] || 0$ || <span style="color:#00FF00">Done</span> || thx!
|-
| Fog liquid || ? || ? || <span style="color:#FF0000">Pending</span> || I think i still have some stashed at the lab
|-
| Two Wiimotes || [[User:ryn|rin]] / ?  || ? / 0$ || <span style="color:#00FF00">Done</span> ||
|-
| 4 sets of rechargeable batteries for the Wiimotes  || [[User:amir|amir]]  || 0$ || <span style="color:#00FF00">Done</span> || Had some lying around
|-
| PA || [[User:amir|amir]] || 0$ || <span style="color:#00ff00">Done</span> || I've got [http://www.samsontech.com/samson/products/studio-monitors/resolv/resolv65/ decent and loud active speakers]
|-
| Organize a net to mount the LEDs on || [[User:juli|juli]] & [[User:amir|amir]] || ? || <span style="color:#0000FF">Partial</span> || We gonna scout this week
|-
| Cable Ties || [[User:wirehead|wirehead]] || ? || <span style="color:#00FF00">Done</span> ||  I have several sizes
|-
| 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]
|-
| Cable extension reel || [[User:amir|amir]]  || ? || <span style="color:#00FF00">Done</span> || Got one
|}
 
== What electronic parts we need ==
 
{| class="wikitable sortable"
|-
! Quantity !! Description !! PartNr. !! Cost !! Status
|-
| 25 || 220Ohm 1/4watt resistor || [https://www.digikey.at/products/de?keywords=CF14JT220RCT-ND Digikey CF14JT220RCT-ND] || $0.72 || pending
|-
| 10 || 1N4148 diode || [https://www.digikey.at/products/de?keywords=1N4148-TAPCT-ND Digikey 1N4148-TAPCT-ND] || $1.78 || pending
|-
| 25 || 10kOhm 1/4watt resistor || [https://www.digikey.at/products/de?keywords=CF14JT10K0CT-ND Digikey CF14JT10K0CT-ND] || $0.72 || pending
|-
| 25 || 470 Ohm 1/4watt resistor || [https://www.digikey.at/product-detail/de/stackpole-electronics-inc/CF14JT470R/CF14JT470RCT-ND/1830342 Digikey CF14JT470RCT-ND] || $0.72 || pending
|-
|-
| [https://www.aliexpress.com/item/32862966303.html?spm=a2g0o.productlist.0.0.111c7491LNYnt6&s=p&algo_pvid=1fb8b469-5c20-44f6-8f16-3993ef8db97d&algo_expid=1fb8b469-5c20-44f6-8f16-3993ef8db97d-0&btsid=8ed09771-293a-43b2-b1f2-04b41abaca56&ws_ab_test=searchweb0_0,searchweb201602_7,searchweb201603_52 1000 WS2811 LEDs] || [[User:amir|amir]] & [[User:pwnschlager|pwnschlager]] || 138$ || Ordered, waiting for delivery
| 25 || 6N138 optocoupler || [https://www.digikey.at/products/de?keywords=751-1263-5-ND Digikey 751-1263-5-ND] || $33.23 || pending
|-
|-
| (Guess) 4 x PC power supplies  || ? || ? || Aren't there some at the lab?
| 10 || Lochrasterplatine || [https://www.digikey.at/product-detail/de/dfrobot/FIT0099/1738-1000-ND/6588422 Digikey 1738-1000-ND] || $13 || pending
|}
 
== TODO ==
 
{| class="wikitable sortable"
|-
|-
| Oscilloscope  || ? || ? || ?
! What? !! Who? !! Cost !! Status
|-
|-
| Multimeter || ? || ? || ?
| Test the maximum length of a LED-strand (and therefor determine the number of needed power lines) || ? || ? || ?
|-
|-
| Solder iron, solder, short cables || ? || ? || ?
| Program a Wiimote receiver for the laptop (x64-linux). || [[User:amir|amir]] || 0$ || Already done for another project
|-
|-
| Long cables || [[User:amir|amir]] || 0$ || I have a large box full of 1m audio cables
| Program visuals based on Wiimote input for the laptop || [[User:amir|amir]] + [[User:pwnschlager|pwnschlager]] || 0$ || [[User:amir|amir]] wrote visuals
|-
|-
| Microcontroller || ? || ? || ?
| Encode the visuals to midi with a program for the laptop || ? || ? || ?
|-
|-
| Yet undetermined electronic parts (like Mosfets) || ? || ? || ?
| Build and program a usb to midi transmitter dongle for the laptop. Optionally buy or borrow a midi interface || ? || ? || ?
|-
|-
| Laptop || [[User:amir|amir]] || 0$ || We are going to use my laptop
| Build and program midi receiver to LED boards (short MW-boards) for each strand || ? || ? || ?
|-
|-
| Fog machine? || ? || ? || ?
| Solder LED-strands with MW-boards || ? || ? || ?
|-
|-
| Two Wiimotes || ? || ? || Maybe we may borrow from the lab
| 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)
* wmgui code: https://github.com/kallaballa/Circle/blob/master/third/cwiid-0.6.00/wmgui/main.c
=== Visuals ===
* Slide: [https://github.com/kallaballa/Circle/blob/master/src/slide/slide.cpp Kinetically slides over an image larger then the LED-matrix controlled by Wiimotes]
* Piano: [https://github.com/kallaballa/Circle/blob/master/src/piano/piano.cpp Reads midi events from an instrument and visualizes noteOn/noteOff events]
* Spectro: [https://github.com/kallaballa/Circle/blob/master/src/spectro/spectro.cpp Receives audio from a microphone and visualizes the spectrum]
* Water: [https://github.com/kallaballa/Circle/blob/master/src/water/water.cpp Receives audio from a microphone and visualizes the waterfall spectrum]
* Video: [https://github.com/kallaballa/Circle/blob/master/src/video/video.cpp Plays a video on the LED-matrix]

Aktuelle Version vom 25. August 2019, 16:31 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$ Done
(Guess) 4 x PC power supplies ? ? Done We found two working power supplies & wirehead has one
Oscilloscope ? ? Done
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$ Done 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

Abgerufen von „https://metalab.at/alpakaparty/index.php?title=Circle_Of_Light&oldid=67938“