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other_boards:midi_keyboard [2017/07/05 23:03]
admin 		other_boards:midi_keyboard [2019/03/26 18:47]
admin removed
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 ---- ----
 +==== Code ====
 +{{ :​other_boards:​midi_keyboard_04.zip |}}\\
  
 +----
 ==== MCP23017 ==== ==== MCP23017 ====
 === I2C === === I2C ===
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    ​Arduino Uno A4 A5    ​Arduino Uno A4 A5
  
-**Setting the Adress**\\+=== Setting the Adress ​===
 To set the I2C address of the MCP23017 one has to connect A0, A1 and A2 to GND or to power.\\ To set the I2C address of the MCP23017 one has to connect A0, A1 and A2 to GND or to power.\\
 GND = 0 and +5V = 1\\ GND = 0 and +5V = 1\\
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 ===Key and Pin parsing=== ===Key and Pin parsing===
-   MCP    ​Key/​Note ​    ​Library+   MCP1   Key/​Note ​    Pin Library
    ​A0 ​      ​D1 ​        0    ​A0 ​      ​D1 ​        0
    ​A1 ​      ​C#​1 ​       1    ​A1 ​      ​C#​1 ​       1
Line 49: Line 52:
    ​A6 ​      ​G1 ​        6    ​A6 ​      ​G1 ​        6
    ​A7 ​      ​F#​1 ​       7    ​A7 ​      ​F#​1 ​       7
-   ​B0 ​      D1         8+   ​B0 ​      A#1        8 
 +   ​B1 ​      ​H1 ​        ​9 
 +   ​B2 ​      ​G#​1 ​       10 
 +   ​B3 ​      ​A1 ​        11 
 +   ​B4 ​   Switch ​       12 
 +   ​B5 ​  ​Octave Up      13 
 +   ​B6 ​  ​Octave Down    14 
 +   ​B7 ​                 15 
 +    
 +   ​MCP2 ​  ​Key/​Note ​    Pin Library 
 +   ​A0 ​      ​D2 ​        0 
 +   ​A1 ​      ​C#​2 ​       1 
 +   ​A2 ​      ​E2 ​        2 
 +   ​A3 ​      ​D#​2 ​       3 
 +   ​A4 ​      ​F2 ​        4 
 +   ​A5 ​      ​C2 ​        5 
 +   ​A6 ​      ​G2 ​        6 
 +   ​A7 ​      ​F#​2 ​       7 
 +   ​B0 ​      ​A#​2 ​       ​8 
 +   ​B1 ​      ​H2 ​        9 
 +   ​B2 ​      ​G#​2 ​       10 
 +   ​B3 ​      ​A2 ​        11 
 +   ​B4 ​      ​C3 ​        12 
 +   ​B5 ​  ​Program Up     13 
 +   ​B6 ​  ​Program Down   14 
 +   ​B7 ​                 15
        
  
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 === Bit Converter === === Bit Converter ===
 [[http://​en.radzio.dxp.pl/​bitmap_converter/​]]\\ [[http://​en.radzio.dxp.pl/​bitmap_converter/​]]\\
 +To convert a picture one need a 128x64 pixel, B/W, 1Bit Bitmap.\\
 +Settings:\\
 +   Byte Orientation:​ vertical
 +   ​Width:​ 128  Hight: 64
 +   Size Endianness: Little
 +   ​Pixel/​Byte 8
  
 === Example Code === === Example Code ===
 [[https://​www.smart-prototyping.com/​image/​data/​2_components/​Arduino/​100952%20OLED%200.96inch%2012864%20display%20module%20blue/​OLED.zip|OLED-Example]]\\ [[https://​www.smart-prototyping.com/​image/​data/​2_components/​Arduino/​100952%20OLED%200.96inch%2012864%20display%20module%20blue/​OLED.zip|OLED-Example]]\\
 +
 +----
 +==== MIDI ====
 +=== MIDI Library ===
 +Here are the links for the MIDI library for MIDI over the serial pins (TX, RX).\\
 +[[https://​github.com/​FortySevenEffects/​arduino_midi_library/​releases/​tag/​4.2|MIDI Library 4.2]]\\
 +
 +=== MIDI Specifications ===
 +[[http://​www.midi.org/​techspecs/​midimessages.php]]
 +[[http://​dernulleffekt.de/​midi/​table1.html]]\\
 +[[http://​dernulleffekt.de/​midi/​table2.html]]\\
 +[[http://​dernulleffekt.de/​midi/​table3.html]]\\
 +[[http://​dernulleffekt.de/​midi/​table4.html]]\\
  
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