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other_boards:midi_keyboard [2017/07/05 23:21]
admin [OLED Display] 		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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    ​B2 ​      ​G#​1 ​       10    ​B2 ​      ​G#​1 ​       10
    ​B3 ​      ​A1 ​        11    ​B3 ​      ​A1 ​        11
-   ​B4 ​                 12+   ​B4 ​   ​Switch ​       ​12
    ​B5 ​  ​Octave Up      13    ​B5 ​  ​Octave Up      13
    ​B6 ​  ​Octave Down    14    ​B6 ​  ​Octave Down    14
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    ​B3 ​      ​A2 ​        11    ​B3 ​      ​A2 ​        11
    ​B4 ​      ​C3 ​        12    ​B4 ​      ​C3 ​        12
-   ​B5 ​                 13 +   ​B5 ​  Program Up     13 
-   ​B6 ​    ​Program ​     14+   ​B6 ​  ​Program ​Down   14
    ​B7 ​                 15    ​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 ===
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 Here are the links for the MIDI library for MIDI over the serial pins (TX, RX).\\ 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]]\\ [[https://​github.com/​FortySevenEffects/​arduino_midi_library/​releases/​tag/​4.2|MIDI Library 4.2]]\\
-[[http://​playground.arduino.cc/​Main/​MIDILibraryCallbacks|MIDI Library Callbacks Description]]\\ 
  
 === MIDI Specifications === === MIDI Specifications ===
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 [[http://​dernulleffekt.de/​midi/​table3.html]]\\ [[http://​dernulleffekt.de/​midi/​table3.html]]\\
 [[http://​dernulleffekt.de/​midi/​table4.html]]\\ [[http://​dernulleffekt.de/​midi/​table4.html]]\\
 +
 +----
 ==== Knowledge ==== ==== Knowledge ====
 === MCP23017 === === MCP23017 ===