My Fork of F401RE-USBHost. Add USBHostMIDI functions (originaled by Kaoru Shoji http://mbed.org/users/kshoji/code/USBHostMIDI/)

Dependencies:   FATFileSystem

Dependents:   F401RE-USBHostMIDI_RecieveExample

Fork of F401RE-USBHost by Norimasa Okamoto

Committer:
hsgw
Date:
Mon Oct 13 19:33:40 2014 +0000
Revision:
27:23fa4e04b1db
Parent:
26:077ab26227c6
Fix freeze bug on F401RE.; callback functions are initialized by dummy functions.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hsgw 24:5281ea9f6e68 1 /* USBHostMidi library
hsgw 24:5281ea9f6e68 2 * Originaled by k.shoji
hsgw 24:5281ea9f6e68 3 * porting by Takuya Urakawa
hsgw 24:5281ea9f6e68 4 */
hsgw 24:5281ea9f6e68 5
hsgw 24:5281ea9f6e68 6 /* mbed USBHost Library
hsgw 24:5281ea9f6e68 7 * Copyright (c) 2006-2013 ARM Limited
hsgw 24:5281ea9f6e68 8 *
hsgw 24:5281ea9f6e68 9 * Licensed under the Apache License, Version 2.0 (the "License");
hsgw 24:5281ea9f6e68 10 * you may not use this file except in compliance with the License.
hsgw 24:5281ea9f6e68 11 * You may obtain a copy of the License at
hsgw 24:5281ea9f6e68 12 *
hsgw 24:5281ea9f6e68 13 * http://www.apache.org/licenses/LICENSE-2.0
hsgw 24:5281ea9f6e68 14 *
hsgw 24:5281ea9f6e68 15 * Unless required by applicable law or agreed to in writing, software
hsgw 24:5281ea9f6e68 16 * distributed under the License is distributed on an "AS IS" BASIS,
hsgw 24:5281ea9f6e68 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
hsgw 24:5281ea9f6e68 18 * See the License for the specific language governing permissions and
hsgw 24:5281ea9f6e68 19 * limitations under the License.
hsgw 24:5281ea9f6e68 20 */
hsgw 24:5281ea9f6e68 21
hsgw 24:5281ea9f6e68 22 #include "USBHostMIDI.h"
hsgw 24:5281ea9f6e68 23
hsgw 24:5281ea9f6e68 24 #if USBHOST_MIDI
hsgw 24:5281ea9f6e68 25
hsgw 24:5281ea9f6e68 26 #include "dbg.h"
hsgw 24:5281ea9f6e68 27
hsgw 24:5281ea9f6e68 28 #define SET_LINE_CODING 0x20
hsgw 24:5281ea9f6e68 29
hsgw 24:5281ea9f6e68 30 USBHostMIDI::USBHostMIDI() {
hsgw 24:5281ea9f6e68 31 host = USBHost::getHostInst();
hsgw 24:5281ea9f6e68 32 size_bulk_in = 0;
hsgw 24:5281ea9f6e68 33 size_bulk_out = 0;
hsgw 24:5281ea9f6e68 34 init();
hsgw 24:5281ea9f6e68 35 }
hsgw 24:5281ea9f6e68 36
hsgw 24:5281ea9f6e68 37 void USBHostMIDI::init() {
hsgw 24:5281ea9f6e68 38 dev = NULL;
hsgw 24:5281ea9f6e68 39 bulk_in = NULL;
hsgw 24:5281ea9f6e68 40 bulk_out = NULL;
hsgw 24:5281ea9f6e68 41 dev_connected = false;
hsgw 24:5281ea9f6e68 42 midi_intf = -1;
hsgw 24:5281ea9f6e68 43 midi_device_found = false;
hsgw 24:5281ea9f6e68 44 sysExBufferPos = 0;
hsgw 27:23fa4e04b1db 45
hsgw 27:23fa4e04b1db 46 // init callback functions
hsgw 27:23fa4e04b1db 47
hsgw 27:23fa4e04b1db 48 miscellaneousFunctionCode = &callbackDummy3Bytes;
hsgw 27:23fa4e04b1db 49 cableEvent = callbackDummy3Bytes;
hsgw 27:23fa4e04b1db 50 systemCommonTwoBytes = &callbackDummy2Bytes;
hsgw 27:23fa4e04b1db 51 systemCommonThreeBytes = &callbackDummy3Bytes;
hsgw 27:23fa4e04b1db 52 systemExclusive = &callbackDummysystemExclusive;
hsgw 27:23fa4e04b1db 53 noteOff = &callbackDummy3Bytes;
hsgw 27:23fa4e04b1db 54 noteOn = &callbackDummy3Bytes;
hsgw 27:23fa4e04b1db 55 polyKeyPress = &callbackDummy3Bytes;
hsgw 27:23fa4e04b1db 56 controlChange = &callbackDummy3Bytes;
hsgw 27:23fa4e04b1db 57 programChange = &callbackDummy2Bytes;
hsgw 27:23fa4e04b1db 58 channelPressure = &callbackDummy2Bytes;
hsgw 27:23fa4e04b1db 59 pitchBend = &callbackDummypitchBend;
hsgw 27:23fa4e04b1db 60 singleByte = &callbackDummysingleByte;
hsgw 27:23fa4e04b1db 61
hsgw 24:5281ea9f6e68 62 }
hsgw 24:5281ea9f6e68 63
hsgw 24:5281ea9f6e68 64 bool USBHostMIDI::connected()
hsgw 24:5281ea9f6e68 65 {
hsgw 24:5281ea9f6e68 66 return dev_connected;
hsgw 24:5281ea9f6e68 67 }
hsgw 24:5281ea9f6e68 68
hsgw 24:5281ea9f6e68 69 bool USBHostMIDI::connect() {
hsgw 24:5281ea9f6e68 70
hsgw 24:5281ea9f6e68 71 if (dev_connected) {
hsgw 24:5281ea9f6e68 72 return true;
hsgw 24:5281ea9f6e68 73 }
hsgw 24:5281ea9f6e68 74 for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++) {
hsgw 24:5281ea9f6e68 75 if ((dev = host->getDevice(i)) != NULL) {
hsgw 24:5281ea9f6e68 76
hsgw 24:5281ea9f6e68 77 USB_DBG("Trying to connect MIDI device\r\n");
hsgw 24:5281ea9f6e68 78
hsgw 24:5281ea9f6e68 79 if(host->enumerate(dev, this))
hsgw 24:5281ea9f6e68 80 break;
hsgw 24:5281ea9f6e68 81
hsgw 24:5281ea9f6e68 82 if (midi_device_found) {
hsgw 24:5281ea9f6e68 83 bulk_in = dev->getEndpoint(midi_intf, BULK_ENDPOINT, IN);
hsgw 24:5281ea9f6e68 84 bulk_out = dev->getEndpoint(midi_intf, BULK_ENDPOINT, OUT);
hsgw 24:5281ea9f6e68 85
hsgw 24:5281ea9f6e68 86 if (!bulk_in || !bulk_out)
hsgw 24:5281ea9f6e68 87 break;
hsgw 24:5281ea9f6e68 88
hsgw 24:5281ea9f6e68 89 USB_INFO("New MIDI device: VID:%04x PID:%04x [dev: %p - intf: %d]", dev->getVid(), dev->getPid(), dev, midi_intf);
hsgw 24:5281ea9f6e68 90 dev->setName("MIDI", midi_intf);
hsgw 24:5281ea9f6e68 91 host->registerDriver(dev, midi_intf, this, &USBHostMIDI::init);
hsgw 24:5281ea9f6e68 92
hsgw 24:5281ea9f6e68 93 size_bulk_in = bulk_in->getSize();
hsgw 24:5281ea9f6e68 94 size_bulk_out = bulk_out->getSize();
hsgw 24:5281ea9f6e68 95
hsgw 24:5281ea9f6e68 96 bulk_in->attach(this, &USBHostMIDI::rxHandler);
hsgw 24:5281ea9f6e68 97
hsgw 24:5281ea9f6e68 98 host->bulkRead(dev, bulk_in, buf, size_bulk_in, false);
hsgw 24:5281ea9f6e68 99 dev_connected = true;
hsgw 24:5281ea9f6e68 100 return true;
hsgw 24:5281ea9f6e68 101 }
hsgw 24:5281ea9f6e68 102 }
hsgw 24:5281ea9f6e68 103 }
hsgw 24:5281ea9f6e68 104 init();
hsgw 24:5281ea9f6e68 105 return false;
hsgw 24:5281ea9f6e68 106 }
hsgw 24:5281ea9f6e68 107
hsgw 24:5281ea9f6e68 108 void USBHostMIDI::rxHandler() {
hsgw 24:5281ea9f6e68 109 uint8_t *midi;
hsgw 24:5281ea9f6e68 110 if (bulk_in) {
hsgw 26:077ab26227c6 111
hsgw 26:077ab26227c6 112 int length = bulk_in->getLengthTransferred(); // why does this method always return 64?
hsgw 24:5281ea9f6e68 113 if (bulk_in->getState() == USB_TYPE_IDLE || bulk_in->getState() == USB_TYPE_FREE) {
hsgw 24:5281ea9f6e68 114 // MIDI event handling
hsgw 24:5281ea9f6e68 115 for (int i = 0; i < length; i += 4) {
hsgw 24:5281ea9f6e68 116 if (i + 4 > length) {
hsgw 24:5281ea9f6e68 117 // length shortage, ignored.
hsgw 24:5281ea9f6e68 118 break;
hsgw 24:5281ea9f6e68 119 }
hsgw 24:5281ea9f6e68 120
hsgw 24:5281ea9f6e68 121 // read each four bytes
hsgw 24:5281ea9f6e68 122 midi = &buf[i];
hsgw 26:077ab26227c6 123
hsgw 24:5281ea9f6e68 124 // process MIDI message
hsgw 26:077ab26227c6 125 if (midi[0] == 0 && midi[1] == 0) {
hsgw 26:077ab26227c6 126 // {0,0,0,0} may be not collect data
hsgw 26:077ab26227c6 127 continue;
hsgw 26:077ab26227c6 128 }
hsgw 26:077ab26227c6 129
hsgw 26:077ab26227c6 130 USB_DBG("raw: %d, %d, %d, %d", midi[0]&0xf, midi[1], midi[2], midi[3]);
hsgw 24:5281ea9f6e68 131 // switch by code index number
hsgw 24:5281ea9f6e68 132 switch (midi[0] & 0xf) {
hsgw 24:5281ea9f6e68 133 case 0: // miscellaneous function codes
hsgw 26:077ab26227c6 134 if(midi[1] == 0) break;
hsgw 26:077ab26227c6 135 miscellaneousFunctionCode(midi[1], midi[2], midi[3]);
hsgw 24:5281ea9f6e68 136 break;
hsgw 24:5281ea9f6e68 137 case 1: // cable events
hsgw 26:077ab26227c6 138 cableEvent(midi[1], midi[2], midi[3]);
hsgw 24:5281ea9f6e68 139 break;
hsgw 24:5281ea9f6e68 140 case 2: // two bytes system common messages
hsgw 24:5281ea9f6e68 141 systemCommonTwoBytes(midi[1], midi[2]);
hsgw 24:5281ea9f6e68 142 break;
hsgw 24:5281ea9f6e68 143 case 3: // three bytes system common messages
hsgw 24:5281ea9f6e68 144 systemCommonThreeBytes(midi[1], midi[2], midi[3]);
hsgw 24:5281ea9f6e68 145 break;
hsgw 24:5281ea9f6e68 146 case 4: // SysEx starts or continues
hsgw 24:5281ea9f6e68 147 sysExBuffer[sysExBufferPos++] = midi[1];
hsgw 24:5281ea9f6e68 148 if (sysExBufferPos >= 64) {
hsgw 24:5281ea9f6e68 149 systemExclusive(sysExBuffer, sysExBufferPos, true);
hsgw 24:5281ea9f6e68 150 sysExBufferPos = 0;
hsgw 24:5281ea9f6e68 151 }
hsgw 24:5281ea9f6e68 152 sysExBuffer[sysExBufferPos++] = midi[2];
hsgw 24:5281ea9f6e68 153 if (sysExBufferPos >= 64) {
hsgw 24:5281ea9f6e68 154 systemExclusive(sysExBuffer, sysExBufferPos, true);
hsgw 24:5281ea9f6e68 155 sysExBufferPos = 0;
hsgw 24:5281ea9f6e68 156 }
hsgw 24:5281ea9f6e68 157 sysExBuffer[sysExBufferPos++] = midi[3];
hsgw 24:5281ea9f6e68 158 // SysEx continues. don't send
hsgw 24:5281ea9f6e68 159 break;
hsgw 24:5281ea9f6e68 160 case 5: // SysEx ends with single byte
hsgw 24:5281ea9f6e68 161 sysExBuffer[sysExBufferPos++] = midi[1];
hsgw 24:5281ea9f6e68 162 systemExclusive(sysExBuffer, sysExBufferPos, false);
hsgw 24:5281ea9f6e68 163 sysExBufferPos = 0;
hsgw 24:5281ea9f6e68 164 break;
hsgw 24:5281ea9f6e68 165 case 6: // SysEx ends with two bytes
hsgw 24:5281ea9f6e68 166 sysExBuffer[sysExBufferPos++] = midi[1];
hsgw 24:5281ea9f6e68 167 if (sysExBufferPos >= 64) {
hsgw 24:5281ea9f6e68 168 systemExclusive(sysExBuffer, sysExBufferPos, true);
hsgw 24:5281ea9f6e68 169 sysExBufferPos = 0;
hsgw 24:5281ea9f6e68 170 }
hsgw 24:5281ea9f6e68 171 sysExBuffer[sysExBufferPos++] = midi[2];
hsgw 24:5281ea9f6e68 172 systemExclusive(sysExBuffer, sysExBufferPos, false);
hsgw 24:5281ea9f6e68 173 sysExBufferPos = 0;
hsgw 24:5281ea9f6e68 174 break;
hsgw 24:5281ea9f6e68 175 case 7: // SysEx ends with three bytes
hsgw 24:5281ea9f6e68 176 sysExBuffer[sysExBufferPos++] = midi[1];
hsgw 24:5281ea9f6e68 177 if (sysExBufferPos >= 64) {
hsgw 24:5281ea9f6e68 178 systemExclusive(sysExBuffer, sysExBufferPos, true);
hsgw 24:5281ea9f6e68 179 sysExBufferPos = 0;
hsgw 24:5281ea9f6e68 180 }
hsgw 24:5281ea9f6e68 181 sysExBuffer[sysExBufferPos++] = midi[2];
hsgw 24:5281ea9f6e68 182 if (sysExBufferPos >= 64) {
hsgw 24:5281ea9f6e68 183 systemExclusive(sysExBuffer, sysExBufferPos, true);
hsgw 24:5281ea9f6e68 184 sysExBufferPos = 0;
hsgw 24:5281ea9f6e68 185 }
hsgw 24:5281ea9f6e68 186 sysExBuffer[sysExBufferPos++] = midi[3];
hsgw 24:5281ea9f6e68 187 systemExclusive(sysExBuffer, sysExBufferPos, false);
hsgw 24:5281ea9f6e68 188 sysExBufferPos = 0;
hsgw 24:5281ea9f6e68 189 break;
hsgw 24:5281ea9f6e68 190 case 8:
hsgw 24:5281ea9f6e68 191 noteOff(midi[1] & 0xf, midi[2], midi[3]);
hsgw 24:5281ea9f6e68 192 break;
hsgw 24:5281ea9f6e68 193 case 9:
hsgw 24:5281ea9f6e68 194 if (midi[3]) {
hsgw 24:5281ea9f6e68 195 noteOn(midi[1] & 0xf, midi[2], midi[3]);
hsgw 24:5281ea9f6e68 196 } else {
hsgw 24:5281ea9f6e68 197 noteOff(midi[1] & 0xf, midi[2], midi[3]);
hsgw 24:5281ea9f6e68 198 }
hsgw 24:5281ea9f6e68 199 break;
hsgw 24:5281ea9f6e68 200 case 10:
hsgw 24:5281ea9f6e68 201 polyKeyPress(midi[1] & 0xf, midi[2], midi[3]);
hsgw 24:5281ea9f6e68 202 break;
hsgw 24:5281ea9f6e68 203 case 11:
hsgw 24:5281ea9f6e68 204 controlChange(midi[1] & 0xf, midi[2], midi[3]);
hsgw 24:5281ea9f6e68 205 break;
hsgw 24:5281ea9f6e68 206 case 12:
hsgw 24:5281ea9f6e68 207 programChange(midi[1] & 0xf, midi[2]);
hsgw 24:5281ea9f6e68 208 break;
hsgw 24:5281ea9f6e68 209 case 13:
hsgw 24:5281ea9f6e68 210 channelPressure(midi[1] & 0xf, midi[2]);
hsgw 24:5281ea9f6e68 211 break;
hsgw 24:5281ea9f6e68 212 case 14:
hsgw 24:5281ea9f6e68 213 pitchBend(midi[1] & 0xf, midi[2] | (midi[3] << 7));
hsgw 24:5281ea9f6e68 214 break;
hsgw 24:5281ea9f6e68 215 case 15:
hsgw 24:5281ea9f6e68 216 singleByte(midi[1]);
hsgw 24:5281ea9f6e68 217 break;
hsgw 24:5281ea9f6e68 218 default: break;
hsgw 24:5281ea9f6e68 219 }
hsgw 24:5281ea9f6e68 220 }
hsgw 24:5281ea9f6e68 221
hsgw 24:5281ea9f6e68 222 // read another message
hsgw 24:5281ea9f6e68 223 host->bulkRead(dev, bulk_in, buf, size_bulk_in, false);
hsgw 24:5281ea9f6e68 224 }
hsgw 24:5281ea9f6e68 225 }
hsgw 24:5281ea9f6e68 226 }
hsgw 24:5281ea9f6e68 227
hsgw 24:5281ea9f6e68 228 bool USBHostMIDI::sendMidiBuffer(uint8_t data0, uint8_t data1, uint8_t data2, uint8_t data3) {
hsgw 24:5281ea9f6e68 229 if (bulk_out) {
hsgw 24:5281ea9f6e68 230 uint8_t midi[4];
hsgw 24:5281ea9f6e68 231
hsgw 24:5281ea9f6e68 232 midi[0] = data0;
hsgw 24:5281ea9f6e68 233 midi[1] = data1;
hsgw 24:5281ea9f6e68 234 midi[2] = data2;
hsgw 24:5281ea9f6e68 235 midi[3] = data3;
hsgw 24:5281ea9f6e68 236 if (host->bulkWrite(dev, bulk_out, (uint8_t *)midi, 4) == USB_TYPE_OK) {
hsgw 24:5281ea9f6e68 237 return true;
hsgw 24:5281ea9f6e68 238 }
hsgw 24:5281ea9f6e68 239 }
hsgw 24:5281ea9f6e68 240 return false;
hsgw 24:5281ea9f6e68 241 }
hsgw 24:5281ea9f6e68 242
hsgw 24:5281ea9f6e68 243 bool USBHostMIDI::sendMiscellaneousFunctionCode(uint8_t data1, uint8_t data2, uint8_t data3) {
hsgw 24:5281ea9f6e68 244 return sendMidiBuffer(0, data1, data2, data3);
hsgw 24:5281ea9f6e68 245 }
hsgw 24:5281ea9f6e68 246
hsgw 24:5281ea9f6e68 247 bool USBHostMIDI::sendCableEvent(uint8_t data1, uint8_t data2, uint8_t data3) {
hsgw 24:5281ea9f6e68 248 return sendMidiBuffer(1, data1, data2, data3);
hsgw 24:5281ea9f6e68 249 }
hsgw 24:5281ea9f6e68 250
hsgw 24:5281ea9f6e68 251 bool USBHostMIDI::sendSystemCommmonTwoBytes(uint8_t data1, uint8_t data2) {
hsgw 24:5281ea9f6e68 252 return sendMidiBuffer(2, data1, data2, 0);
hsgw 24:5281ea9f6e68 253 }
hsgw 24:5281ea9f6e68 254
hsgw 24:5281ea9f6e68 255 bool USBHostMIDI::sendSystemCommmonThreeBytes(uint8_t data1, uint8_t data2, uint8_t data3) {
hsgw 24:5281ea9f6e68 256 return sendMidiBuffer(3, data1, data2, 0);
hsgw 24:5281ea9f6e68 257 }
hsgw 24:5281ea9f6e68 258
hsgw 24:5281ea9f6e68 259 bool USBHostMIDI::sendSystemExclusive(uint8_t *buffer, int length) {
hsgw 24:5281ea9f6e68 260 uint8_t midi[64];
hsgw 24:5281ea9f6e68 261 int midiLength;
hsgw 24:5281ea9f6e68 262 int midiPos;
hsgw 24:5281ea9f6e68 263 if (bulk_out) {
hsgw 24:5281ea9f6e68 264 for (int i = 0; i < length; i += 48) {
hsgw 24:5281ea9f6e68 265 if (i + 48 >= length) {
hsgw 24:5281ea9f6e68 266 // contains last data
hsgw 24:5281ea9f6e68 267 midiLength = (((length - i) + 2) / 3) * 4;
hsgw 24:5281ea9f6e68 268 for (int pos = i; pos < length; pos += 3) {
hsgw 24:5281ea9f6e68 269 midiPos = (pos + 2) / 3 * 4;
hsgw 24:5281ea9f6e68 270 if (pos + 3 >= length) {
hsgw 24:5281ea9f6e68 271 // last data
hsgw 24:5281ea9f6e68 272 switch (pos % 3) {
hsgw 24:5281ea9f6e68 273 case 0:
hsgw 24:5281ea9f6e68 274 midi[midiPos ] = 7;
hsgw 24:5281ea9f6e68 275 midi[midiPos + 1] = buffer[pos ];
hsgw 24:5281ea9f6e68 276 midi[midiPos + 2] = buffer[pos + 1];
hsgw 24:5281ea9f6e68 277 midi[midiPos + 3] = buffer[pos + 2];
hsgw 24:5281ea9f6e68 278 break;
hsgw 24:5281ea9f6e68 279 case 1:
hsgw 24:5281ea9f6e68 280 midi[midiPos ] = 5;
hsgw 24:5281ea9f6e68 281 midi[midiPos + 1] = buffer[pos ];
hsgw 24:5281ea9f6e68 282 midi[midiPos + 2] = 0;
hsgw 24:5281ea9f6e68 283 midi[midiPos + 3] = 0;
hsgw 24:5281ea9f6e68 284 break;
hsgw 24:5281ea9f6e68 285 case 2:
hsgw 24:5281ea9f6e68 286 midi[midiPos ] = 6;
hsgw 24:5281ea9f6e68 287 midi[midiPos + 1] = buffer[pos ];
hsgw 24:5281ea9f6e68 288 midi[midiPos + 2] = buffer[pos + 1];
hsgw 24:5281ea9f6e68 289 midi[midiPos + 3] = 0;
hsgw 24:5281ea9f6e68 290 break;
hsgw 24:5281ea9f6e68 291 }
hsgw 24:5281ea9f6e68 292 } else {
hsgw 24:5281ea9f6e68 293 // has more data
hsgw 24:5281ea9f6e68 294 midi[midiPos ] = 4;
hsgw 24:5281ea9f6e68 295 midi[midiPos + 1] = buffer[pos ];
hsgw 24:5281ea9f6e68 296 midi[midiPos + 2] = buffer[pos + 1];
hsgw 24:5281ea9f6e68 297 midi[midiPos + 3] = buffer[pos + 2];
hsgw 24:5281ea9f6e68 298 }
hsgw 24:5281ea9f6e68 299 }
hsgw 24:5281ea9f6e68 300 } else {
hsgw 24:5281ea9f6e68 301 // has more data
hsgw 24:5281ea9f6e68 302 midiLength = 64;
hsgw 24:5281ea9f6e68 303 for (int pos = i; pos < length; pos += 3) {
hsgw 24:5281ea9f6e68 304 midiPos = (pos + 2) / 3 * 4;
hsgw 24:5281ea9f6e68 305 midi[midiPos ] = 4;
hsgw 24:5281ea9f6e68 306 midi[midiPos + 1] = buffer[pos ];
hsgw 24:5281ea9f6e68 307 midi[midiPos + 2] = buffer[pos + 1];
hsgw 24:5281ea9f6e68 308 midi[midiPos + 3] = buffer[pos + 2];
hsgw 24:5281ea9f6e68 309 }
hsgw 24:5281ea9f6e68 310 }
hsgw 24:5281ea9f6e68 311
hsgw 24:5281ea9f6e68 312 if (host->bulkWrite(dev, bulk_out, (uint8_t *)midi, midiLength) != USB_TYPE_OK) {
hsgw 24:5281ea9f6e68 313 return false;
hsgw 24:5281ea9f6e68 314 }
hsgw 24:5281ea9f6e68 315 }
hsgw 24:5281ea9f6e68 316 return true;
hsgw 24:5281ea9f6e68 317 }
hsgw 24:5281ea9f6e68 318 return false;
hsgw 24:5281ea9f6e68 319 }
hsgw 24:5281ea9f6e68 320
hsgw 24:5281ea9f6e68 321 bool USBHostMIDI::sendNoteOff(uint8_t channel, uint8_t note, uint8_t velocity) {
hsgw 24:5281ea9f6e68 322 return sendMidiBuffer(8, channel & 0xf | 0x80, note & 0x7f, velocity & 0x7f);
hsgw 24:5281ea9f6e68 323 }
hsgw 24:5281ea9f6e68 324
hsgw 24:5281ea9f6e68 325 bool USBHostMIDI::sendNoteOn(uint8_t channel, uint8_t note, uint8_t velocity) {
hsgw 24:5281ea9f6e68 326 return sendMidiBuffer(9, channel & 0xf | 0x90, note & 0x7f, velocity & 0x7f);
hsgw 24:5281ea9f6e68 327 }
hsgw 24:5281ea9f6e68 328
hsgw 24:5281ea9f6e68 329 bool USBHostMIDI::sendPolyKeyPress(uint8_t channel, uint8_t note, uint8_t pressure) {
hsgw 24:5281ea9f6e68 330 return sendMidiBuffer(10, channel & 0xf | 0xa0, note & 0x7f, pressure & 0x7f);
hsgw 24:5281ea9f6e68 331 }
hsgw 24:5281ea9f6e68 332
hsgw 24:5281ea9f6e68 333 bool USBHostMIDI::sendControlChange(uint8_t channel, uint8_t key, uint8_t value) {
hsgw 24:5281ea9f6e68 334 return sendMidiBuffer(11, channel & 0xf | 0xb0, key & 0x7f, value & 0x7f);
hsgw 24:5281ea9f6e68 335 }
hsgw 24:5281ea9f6e68 336
hsgw 24:5281ea9f6e68 337 bool USBHostMIDI::sendProgramChange(uint8_t channel, uint8_t program) {
hsgw 24:5281ea9f6e68 338 return sendMidiBuffer(12, channel & 0xf | 0xc0, program & 0x7f, 0);
hsgw 24:5281ea9f6e68 339 }
hsgw 24:5281ea9f6e68 340
hsgw 24:5281ea9f6e68 341 bool USBHostMIDI::sendChannelPressure(uint8_t channel, uint8_t pressure) {
hsgw 24:5281ea9f6e68 342 return sendMidiBuffer(13, channel & 0xf | 0xd0, pressure & 0x7f, 0);
hsgw 24:5281ea9f6e68 343 }
hsgw 24:5281ea9f6e68 344
hsgw 24:5281ea9f6e68 345 bool USBHostMIDI::sendPitchBend(uint8_t channel, uint16_t value) {
hsgw 24:5281ea9f6e68 346 return sendMidiBuffer(14, channel & 0xf | 0xe0, value & 0x7f, (value >> 7) & 0x7f);
hsgw 24:5281ea9f6e68 347 }
hsgw 24:5281ea9f6e68 348
hsgw 24:5281ea9f6e68 349 bool USBHostMIDI::sendSingleByte(uint8_t data) {
hsgw 24:5281ea9f6e68 350 return sendMidiBuffer(15, data, 0, 0);
hsgw 24:5281ea9f6e68 351 }
hsgw 24:5281ea9f6e68 352
hsgw 27:23fa4e04b1db 353 void callback_dummy(uint8_t firstArg, ...){
hsgw 27:23fa4e04b1db 354 USB_DBG("Not attached command comming! %d\n", firstArg);
hsgw 27:23fa4e04b1db 355 }
hsgw 27:23fa4e04b1db 356
hsgw 24:5281ea9f6e68 357 /*virtual*/ void USBHostMIDI::setVidPid(uint16_t vid, uint16_t pid)
hsgw 24:5281ea9f6e68 358 {
hsgw 24:5281ea9f6e68 359 // we don't check VID/PID for this driver
hsgw 24:5281ea9f6e68 360 }
hsgw 24:5281ea9f6e68 361
hsgw 24:5281ea9f6e68 362 /*virtual*/ bool USBHostMIDI::parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) //Must return true if the interface should be parsed
hsgw 24:5281ea9f6e68 363 {
hsgw 24:5281ea9f6e68 364 // USB MIDI class/subclass
hsgw 24:5281ea9f6e68 365 if ((midi_intf == -1) &&
hsgw 24:5281ea9f6e68 366 (intf_class == AUDIO_CLASS) &&
hsgw 24:5281ea9f6e68 367 (intf_subclass == 0x03)) {
hsgw 24:5281ea9f6e68 368 midi_intf = intf_nb;
hsgw 24:5281ea9f6e68 369 return true;
hsgw 24:5281ea9f6e68 370 }
hsgw 24:5281ea9f6e68 371
hsgw 24:5281ea9f6e68 372 // vendor specific device
hsgw 24:5281ea9f6e68 373 if ((midi_intf == -1) &&
hsgw 24:5281ea9f6e68 374 (intf_class == 0xff) &&
hsgw 24:5281ea9f6e68 375 (intf_subclass == 0x03)) {
hsgw 24:5281ea9f6e68 376 midi_intf = intf_nb;
hsgw 24:5281ea9f6e68 377 return true;
hsgw 24:5281ea9f6e68 378 }
hsgw 24:5281ea9f6e68 379
hsgw 24:5281ea9f6e68 380 return false;
hsgw 24:5281ea9f6e68 381 }
hsgw 24:5281ea9f6e68 382
hsgw 24:5281ea9f6e68 383 /*virtual*/ bool USBHostMIDI::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
hsgw 24:5281ea9f6e68 384 {
hsgw 24:5281ea9f6e68 385 if (intf_nb == midi_intf) {
hsgw 24:5281ea9f6e68 386 if (type == BULK_ENDPOINT) {
hsgw 24:5281ea9f6e68 387 midi_device_found = true;
hsgw 24:5281ea9f6e68 388 return true;
hsgw 24:5281ea9f6e68 389 }
hsgw 24:5281ea9f6e68 390 }
hsgw 24:5281ea9f6e68 391 return false;
hsgw 24:5281ea9f6e68 392 }
hsgw 24:5281ea9f6e68 393
hsgw 24:5281ea9f6e68 394 #endif