Diff: Midi5Pin.cpp

Revision:

0:722bbb69c79d

Child:

1:399a3ad230c8

diff -r 000000000000 -r 722bbb69c79d Midi5Pin.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Midi5Pin.cpp	Thu Oct 22 10:02:00 2015 +0000
@@ -0,0 +1,46 @@
+/* Simple mbed 5-pin DIN to USB MIDI Converter library
+Marius Petrut, 2015
+*/
+
+#include "Midi5Pin.h"
+#include "mbed.h"
+
+#define NOTE_ON 144
+#define CONT_CTRL 176
+
+Midi5Pin::Midi5Pin(PinName txPin, PinName rxPin) :
+    _pc(USBTX, USBRX), _uart5pin(txPin, rxPin) {
+        _pc.baud(256000);
+        // 31250 is the official specification
+        _uart5pin.baud(31250);
+    }
+ 
+void Midi5Pin::write(char command, char param1, char param2) {
+    _uart5pin.putc(command);
+    _uart5pin.putc(param1);
+    _uart5pin.putc(param2);
+}
+
+void Midi5Pin::noteOn(char note, char velocity) {
+    _uart5pin.putc(NOTE_ON);
+    _uart5pin.putc(note);
+    _uart5pin.putc(velocity);
+}
+
+void Midi5Pin::noteOff(char note) {
+    _uart5pin.putc(NOTE_ON);
+    _uart5pin.putc(note);
+    _uart5pin.putc(0);
+}
+
+void Midi5Pin::contCtrl(char ccNumber, char value) {
+    _uart5pin.putc(CONT_CTRL);
+    _uart5pin.putc(ccNumber);
+    _uart5pin.putc(value);
+}
+
+void Midi5Pin::read() {
+    if (_uart5pin.readable()) {
+        _pc.putc(_uart5pin.getc());
+    }
+}
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