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| − | ! 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$ || | + | | [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$ || Pending || |
|- | |- | ||
| − | | (Guess) 4 x PC power supplies || ? || ? || We found two working power supplies | + | | (Guess) 4 x PC power supplies || ? || ? || Partial || We found two working power supplies |
|- | |- | ||
| − | | Oscilloscope || ? || ? || ? | + | | Oscilloscope || ? || ? || ? || |
|- | |- | ||
| − | | Tap measure || ? || ? || ? | + | | Tap measure || ? || ? || ? || |
|- | |- | ||
| − | | Lab power supply || [[User:wirehead|wirehead]] || 0$ || Will bring it | + | | Lab power supply || [[User:wirehead|wirehead]] || 0$ || Done || Will bring it |
|- | |- | ||
| − | | Multimeter || [[User:pwnschlager|meks]] || 0$ || meks has one | + | | Multimeter || [[User:pwnschlager|meks]] || 0$ || Done || meks has one |
|- | |- | ||
| − | | Solder iron, solder | + | | Solder iron, solder || [[User:pwnschlager|meks]] || 0$ || Done || meks has one |
|- | |- | ||
| − | | Long power cables || [[User:amir|amir]] || 0$ || I have several meters | + | | Long power cables || [[User:amir|amir]] || 0$ || Partial || I have several meters. we have to figure out if that is enough. |
|- | |- | ||
| − | | 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. | + | | Long signal cables || [[User:amir|amir]] & [[User:wirehead|wirehead]] || 0$ || Partial || 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 || [[User:amir|amir]] || 4€ || We have 1 board | + | | Microcontroller for usb to midi || [[User:amir|amir]] || 4€ || Done || We have 1 board |
|- | |- | ||
| − | | Microcontrollers for midi to LED translators || [[User:juli|juli]] || 12€ || We have 3 boards | + | | Microcontrollers for midi to LED translators || [[User:juli|juli]] || 12€ || Done || We have 3 boards |
|- | |- | ||
| − | | Laptop || [[User:amir|amir]] || 0$ || We are going to use my laptop | + | | Laptop || [[User:amir|amir]] || 0$ || Done || We are going to use my laptop |
|- | |- | ||
| − | | Fog machine? || | + | | Fog machine? || [[User:nini|nini || 0$ || Done || thx! |
|- | |- | ||
| − | | Two Wiimotes || [[User:ryn|rin]] / ? || ? / 0$ || | + | | Two Wiimotes || [[User:ryn|rin]] / ? || ? / 0$ || Done || |
|- | |- | ||
| − | | 4 sets of rechargeable batteries for the Wiimotes || [[User:amir|amir]] || | + | | 4 sets of rechargeable batteries for the Wiimotes || [[User:amir|amir]] || 0$ || Done || Had some lying around |
|- | |- | ||
| − | | 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 | + | | PA || [[User:amir|amir]] || 0$ || Partial || 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 |
|- | |- | ||
| − | | Organize a net to mount the LEDs on || [[User:juli|juli]] & [[User:amir|amir]] || ? || We gonna scout this week | + | | Organize a net to mount the LEDs on || [[User:juli|juli]] & [[User:amir|amir]] || ? || Pending || We gonna scout this week |
|- | |- | ||
| − | | Cable Ties || ? || ? || ? | + | | Cable Ties || ? || ? || ? || ? |
|- | |- | ||
| [https://www.caramobil.at/vermietung/mietfahrzeuge/wohnwagen/ Caravan] || ? || ? || ? | | [https://www.caramobil.at/vermietung/mietfahrzeuge/wohnwagen/ Caravan] || ? || ? || ? | ||
Version vom 11. August 2019, 13:23 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 | Comment |
|---|---|---|---|---|
| 1000 WS2811 LEDs | amir & pwnschlager | 138$ | Pending | |
| (Guess) 4 x PC power supplies | ? | ? | Partial | We found two working power supplies |
| Oscilloscope | ? | ? | ? | |
| Tap measure | ? | ? | ? | |
| Lab power supply | wirehead | 0$ | Done | Will bring it |
| Multimeter | meks | 0$ | Done | meks has one |
| Solder iron, solder | meks | 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$ | Partial | 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€ | 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? | [[User:nini|nini | 0$ | Done | thx! |
| Two Wiimotes | rin / ? | ? / 0$ | Done | |
| 4 sets of rechargeable batteries for the Wiimotes | amir | 0$ | Done | Had some lying around |
| PA | amir | 0$ | Partial | 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 | ? | Pending | 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.
