arduino_midi_library/src/serialMIDI.h

118 lines
3.6 KiB
C++

/*!
* @file serialMIDI.h
* Project Arduino MIDI Library
* @brief MIDI Library for the Arduino - Platform
* @license MIT - Copyright (c) 2015 Francois Best
* @author lathoub, Francois Best
* @date 22/03/20
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#pragma once
#include "midi_Namespace.h"
BEGIN_MIDI_NAMESPACE
struct DefaultSerialSettings
{
/*! Override the default MIDI baudrate to transmit over USB serial, to
a decoding program such as Hairless MIDI (set baudrate to 115200)\n
http://projectgus.github.io/hairless-midiserial/
*/
static const long BaudRate = 31250;
};
template <class SerialPort, class _Settings = DefaultSerialSettings>
class SerialMIDI
{
typedef _Settings Settings;
public:
SerialMIDI(SerialPort& inSerial)
: mSerial(inSerial)
{
};
public:
static const bool thruActivated = true;
void begin()
{
// Initialise the Serial port
#if defined(AVR_CAKE)
mSerial. template open<Settings::BaudRate>();
#else
mSerial.begin(Settings::BaudRate);
#endif
}
bool beginTransmission(MidiType)
{
return true;
};
void write(byte value)
{
mSerial.write(value);
};
void endTransmission()
{
};
byte read()
{
return mSerial.read();
};
unsigned available()
{
return mSerial.available();
};
private:
SerialPort& mSerial;
};
/*! \brief Create an instance of the library attached to a serial port.
You can use HardwareSerial or SoftwareSerial for the serial port.
Example: MIDI_CREATE_INSTANCE(HardwareSerial, Serial2, midi2);
Then call midi2.begin(), midi2.read() etc..
*/
#define MIDI_CREATE_INSTANCE(Type, SerialPort, Name) \
MIDI_NAMESPACE::SerialMIDI<Type> serial##Name(SerialPort);\
MIDI_NAMESPACE::MidiInterface<MIDI_NAMESPACE::SerialMIDI<Type>> Name((MIDI_NAMESPACE::SerialMIDI<Type>&)serial##Name);
#if defined(ARDUINO_SAM_DUE) || defined(USBCON) || defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MKL26Z64__)
// Leonardo, Due and other USB boards use Serial1 by default.
#define MIDI_CREATE_DEFAULT_INSTANCE() \
MIDI_CREATE_INSTANCE(HardwareSerial, Serial1, MIDI);
#else
/*! \brief Create an instance of the library with default name, serial port
and settings, for compatibility with sketches written with pre-v4.2 MIDI Lib,
or if you don't bother using custom names, serial port or settings.
*/
#define MIDI_CREATE_DEFAULT_INSTANCE() \
MIDI_CREATE_INSTANCE(HardwareSerial, Serial, MIDI);
#endif
END_MIDI_NAMESPACE