Simple mbed 5-pin DIN to USB MIDI Converter library
Midi5Pin.cpp@6:08234a5a8598, 2015-10-22 (annotated)
- Committer:
- mpetrut
- Date:
- Thu Oct 22 16:58:11 2015 +0000
- Revision:
- 6:08234a5a8598
- Parent:
- 1:399a3ad230c8
No docs;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mpetrut | 0:722bbb69c79d | 1 | /* Simple mbed 5-pin DIN to USB MIDI Converter library |
mpetrut | 0:722bbb69c79d | 2 | Marius Petrut, 2015 |
mpetrut | 0:722bbb69c79d | 3 | */ |
mpetrut | 0:722bbb69c79d | 4 | |
mpetrut | 0:722bbb69c79d | 5 | #include "Midi5Pin.h" |
mpetrut | 0:722bbb69c79d | 6 | #include "mbed.h" |
mpetrut | 0:722bbb69c79d | 7 | |
mpetrut | 0:722bbb69c79d | 8 | #define NOTE_ON 144 |
mpetrut | 0:722bbb69c79d | 9 | #define CONT_CTRL 176 |
mpetrut | 0:722bbb69c79d | 10 | |
mpetrut | 0:722bbb69c79d | 11 | Midi5Pin::Midi5Pin(PinName txPin, PinName rxPin) : |
mpetrut | 0:722bbb69c79d | 12 | _pc(USBTX, USBRX), _uart5pin(txPin, rxPin) { |
mpetrut | 1:399a3ad230c8 | 13 | _pc.baud(115200); |
mpetrut | 0:722bbb69c79d | 14 | // 31250 is the official specification |
mpetrut | 0:722bbb69c79d | 15 | _uart5pin.baud(31250); |
mpetrut | 0:722bbb69c79d | 16 | } |
mpetrut | 0:722bbb69c79d | 17 | |
mpetrut | 0:722bbb69c79d | 18 | void Midi5Pin::write(char command, char param1, char param2) { |
mpetrut | 0:722bbb69c79d | 19 | _uart5pin.putc(command); |
mpetrut | 0:722bbb69c79d | 20 | _uart5pin.putc(param1); |
mpetrut | 0:722bbb69c79d | 21 | _uart5pin.putc(param2); |
mpetrut | 0:722bbb69c79d | 22 | } |
mpetrut | 0:722bbb69c79d | 23 | |
mpetrut | 0:722bbb69c79d | 24 | void Midi5Pin::noteOn(char note, char velocity) { |
mpetrut | 0:722bbb69c79d | 25 | _uart5pin.putc(NOTE_ON); |
mpetrut | 0:722bbb69c79d | 26 | _uart5pin.putc(note); |
mpetrut | 0:722bbb69c79d | 27 | _uart5pin.putc(velocity); |
mpetrut | 0:722bbb69c79d | 28 | } |
mpetrut | 0:722bbb69c79d | 29 | |
mpetrut | 0:722bbb69c79d | 30 | void Midi5Pin::noteOff(char note) { |
mpetrut | 0:722bbb69c79d | 31 | _uart5pin.putc(NOTE_ON); |
mpetrut | 0:722bbb69c79d | 32 | _uart5pin.putc(note); |
mpetrut | 0:722bbb69c79d | 33 | _uart5pin.putc(0); |
mpetrut | 0:722bbb69c79d | 34 | } |
mpetrut | 0:722bbb69c79d | 35 | |
mpetrut | 0:722bbb69c79d | 36 | void Midi5Pin::contCtrl(char ccNumber, char value) { |
mpetrut | 0:722bbb69c79d | 37 | _uart5pin.putc(CONT_CTRL); |
mpetrut | 0:722bbb69c79d | 38 | _uart5pin.putc(ccNumber); |
mpetrut | 0:722bbb69c79d | 39 | _uart5pin.putc(value); |
mpetrut | 0:722bbb69c79d | 40 | } |
mpetrut | 0:722bbb69c79d | 41 | |
mpetrut | 0:722bbb69c79d | 42 | void Midi5Pin::read() { |
mpetrut | 0:722bbb69c79d | 43 | if (_uart5pin.readable()) { |
mpetrut | 0:722bbb69c79d | 44 | _pc.putc(_uart5pin.getc()); |
mpetrut | 0:722bbb69c79d | 45 | } |
mpetrut | 0:722bbb69c79d | 46 | } |