Difference between revisions of "ER-LEDS"
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| − | + | [[file:ER-LEDS_P1080999-720px.jpg]] | |
| − | * [[ | + | == Features == |
| + | |||
| + | * 3U 6HP Eurorack card | ||
| + | * [[Arduino Pro Mini|Arduino Pro Mini CPU]] | ||
| + | ** 16 MHz | ||
| + | ** 5V | ||
| + | * Drives recessed NeoPixel strip in top of Eurorack box | ||
| + | * Daughtercard to [[ER-PROTO-02]] card | ||
| + | ** Uses Front Panel and Controls card | ||
| + | * Controls | ||
| + | ** RV1 = Mode knob | ||
| + | *** 4 modes: 3 rainbow, 1 white | ||
| + | ** RV2 = brightness | ||
| + | * GATE input could be used to step between rainbow pattern | ||
| + | * LED strip types ([https://www.ebay.com/sch/i.html?_from=R40&_trksid=p2334524.m570.l1311&_nkw=neopixel+led+strip&_sacat=0&LH_TitleDesc=0&_odkw=neopixel&_osacat=0 Ebay search]) | ||
| + | ** Using 30 LEDs per 1 M | ||
| + | ** Other options are 60 LEDs/M or 144 LEDs/M | ||
| + | * 16 pin (8x2) box power connector | ||
| + | ** Requires 5V at current depending on the number of LEDs | ||
| + | ** From [https://learn.adafruit.com/adafruit-neopixel-uberguide/powering-neopixels Powering NeoPixels Adafruit page] | ||
| + | *** Each individual NeoPixel draws up to 60 milliamps at maximum brightness white (red + green + blue) | ||
| + | ** 17 LEDs (30 LEDs/M) in 104 HP rack = 1A | ||
| + | |||
| + | == Arduino Pro Mini == | ||
| + | |||
| + | [[file:2014-05-14T23_52_48.894Z-2-720px.jpg]] | ||
| + | |||
| + | == Software == | ||
| + | |||
| + | [https://github.com/land-boards/lb-Arduino-Code/blob/master/LBCards/SYNTHS/ER_LEDS/ER_LEDS.ino ER_LEDS.ino] - Software Build | ||
| + | * RV1 - Pattern | ||
| + | ** White | ||
| + | ** Color | ||
| + | * RV2 - Brightness | ||
| + | |||
| + | == Build == | ||
| + | |||
| + | * 1000 uF cap on 5V power | ||
| + | * RV1, RV2 jumpers on controls card for Vcc/GND | ||
| + | ** Vcc is 5V from daughtercard | ||
| + | * Series resistor on Data Output line | ||
| + | |||
| + | [[FILE:ER_LEDS_P1090003_720PX.jpg]] | ||
| + | |||
| + | * GVS (Ground, Vcc, NeoPixel data line) on 1x3 header | ||
| + | * Arduino uses +12V into "RAW" pin of Arduino Pro Mini | ||
| + | |||
| + | [[FILE:ER-LEDS_P1090004_720PX.jpg]] | ||
Latest revision as of 14:41, 13 January 2023
Contents
Features
- 3U 6HP Eurorack card
- Arduino Pro Mini CPU
- 16 MHz
- 5V
- Drives recessed NeoPixel strip in top of Eurorack box
- Daughtercard to ER-PROTO-02 card
- Uses Front Panel and Controls card
- Controls
- RV1 = Mode knob
- 4 modes: 3 rainbow, 1 white
- RV2 = brightness
- RV1 = Mode knob
- GATE input could be used to step between rainbow pattern
- LED strip types (Ebay search)
- Using 30 LEDs per 1 M
- Other options are 60 LEDs/M or 144 LEDs/M
- 16 pin (8x2) box power connector
- Requires 5V at current depending on the number of LEDs
- From Powering NeoPixels Adafruit page
- Each individual NeoPixel draws up to 60 milliamps at maximum brightness white (red + green + blue)
- 17 LEDs (30 LEDs/M) in 104 HP rack = 1A
Arduino Pro Mini
Software
ER_LEDS.ino - Software Build
- RV1 - Pattern
- White
- Color
- RV2 - Brightness
Build
- 1000 uF cap on 5V power
- RV1, RV2 jumpers on controls card for Vcc/GND
- Vcc is 5V from daughtercard
- Series resistor on Data Output line
- GVS (Ground, Vcc, NeoPixel data line) on 1x3 header
- Arduino uses +12V into "RAW" pin of Arduino Pro Mini
