Changed file extensions from .c to .cpp
Fork of USBMIDI by
Diff: USBMIDI.cpp
- Revision:
- 1:ff74eabe02cd
- Child:
- 2:10d694d6ccdc
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBMIDI.cpp Sun Feb 20 13:10:05 2011 +0000 @@ -0,0 +1,60 @@ +/** @license The MIT License + * Copyright (c) 2011 mux, simon + * + * 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. + */ + +#include "USBMIDI.h" + +#include "mbed.h" +#include "usbcore.h" + +static void (*midi_evt)(MIDIMessage) = NULL; + +USBMIDI::USBMIDI() { + usb_init(); + usb_connect(); + while (!usb_configured()); +} + +void USBMIDI::write(MIDIMessage m) { + while (!writeable()); + ep_write(EP5, m.data, 4); +} + +bool USBMIDI::writeable() { + return (bool)ep_writable(EP5); +} + +void USBMIDI::attach(void (*fptr)(MIDIMessage)) { + midi_evt = fptr; +} + +void ep2_in() {} + +void ep2_out() { + uint8_t buf[MAX_EPn_PSIZE]; + int len = ep_read(EP4, buf); + + if (midi_evt != NULL) { + for(int i=0; i<len; i+=4){ + midi_evt(MIDIMessage(buf+i)); + } + } +}