Renesas / Mbed OS SDG_Mouse_Sample

SDG+USBHost(Mouse) Sample

Dependencies:   Sound_Generator USBHost_custom

Fork of SDG_Mouse_Sample by GR-PEACH_producer_meeting

Information

Japanese version is available in lower part of this page.
このページの後半に日本語版が用意されています．

What is this?

This program is a demonstration that sounds the sound by mouse operation by using USBHost(Mouse) and Sound Generator.

Settings

Close JP3 of GR-PEACH.
/media/uploads/RyoheiHagimoto/sdg-mouse.jpg

Operation

operationeffect
Right clickSounds
Left clickReset to base tone (C)
Moves the mouse to the rightLower the sound
Moves the mouse to the leftHigher the sound
Center cursorAdjust the sensitivity.
Reset the reference value in the click.

Others

The default setting of serial communication (baud rate etc.) in mbed is shown the following link.
Please refer to the link and change the settings of your PC terminal software.
The default value of baud rate in mbed is 9600, and this application uses baud rate 9600.
https://developer.mbed.org/teams/Renesas/wiki/GR-PEACH-Getting-Started#install-the-usb-serial-communication


概要

このプログラムは、USBHost(Mouse) + Sound Generatorで、マウス操作による擬似笛デモです。

設定

GR-PEACHのJP3をショートする必要があります。
/media/uploads/RyoheiHagimoto/sdg-mouse.jpg

操作方法

操作内容
右クリック音出力開始
左クリック基準音(ド)にリセット
マウス右移動高音になります
マウス左移動低音になります
センターカーソル音高低の変化量調整(クリックで基準値にリセット)

Others

mbedのシリアル通信(ボーレート等)のデフォルト設定は以下のリンクに示しています。
リンクを参考に、お使いのPCターミナルソフトの設定を変更して下さい。
mbedでのボーレートのデフォルト値は9600で、このサンプルではボーレート9600を使います。
https://developer.mbed.org/teams/Renesas/wiki/GR-PEACH-Getting-Started#install-the-usb-serial-communication

USBHostMSD/USBHostMSD.cpp@0:a554658735bf, 2013-03-06 (annotated)

Committer:
mbed_official
Date:
Wed Mar 06 16:27:14 2013 +0000
Revision:
0:a554658735bf
Child:
4:b320d68e98e7
first commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:a554658735bf 1 /* Copyright (c) 2010-2012 mbed.org, MIT License
mbed_official 0:a554658735bf 2 *
mbed_official 0:a554658735bf 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
mbed_official 0:a554658735bf 4 * and associated documentation files (the "Software"), to deal in the Software without
mbed_official 0:a554658735bf 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
mbed_official 0:a554658735bf 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
mbed_official 0:a554658735bf 7 * Software is furnished to do so, subject to the following conditions:
mbed_official 0:a554658735bf 8 *
mbed_official 0:a554658735bf 9 * The above copyright notice and this permission notice shall be included in all copies or
mbed_official 0:a554658735bf 10 * substantial portions of the Software.
mbed_official 0:a554658735bf 11 *
mbed_official 0:a554658735bf 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
mbed_official 0:a554658735bf 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
mbed_official 0:a554658735bf 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
mbed_official 0:a554658735bf 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
mbed_official 0:a554658735bf 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
mbed_official 0:a554658735bf 17 */
mbed_official 0:a554658735bf 18
mbed_official 0:a554658735bf 19 #include "USBHostMSD.h"
mbed_official 0:a554658735bf 20
mbed_official 0:a554658735bf 21 #if USBHOST_MSD
mbed_official 0:a554658735bf 22
mbed_official 0:a554658735bf 23 #include "dbg.h"
mbed_official 0:a554658735bf 24
mbed_official 0:a554658735bf 25 #define CBW_SIGNATURE 0x43425355
mbed_official 0:a554658735bf 26 #define CSW_SIGNATURE 0x53425355
mbed_official 0:a554658735bf 27
mbed_official 0:a554658735bf 28 #define DEVICE_TO_HOST 0x80
mbed_official 0:a554658735bf 29 #define HOST_TO_DEVICE 0x00
mbed_official 0:a554658735bf 30
mbed_official 0:a554658735bf 31 #define GET_MAX_LUN (0xFE)
mbed_official 0:a554658735bf 32
mbed_official 0:a554658735bf 33 USBHostMSD::USBHostMSD(const char * rootdir) : FATFileSystem(rootdir)
mbed_official 0:a554658735bf 34 {
mbed_official 0:a554658735bf 35 host = USBHost::getHostInst();
mbed_official 0:a554658735bf 36 init();
mbed_official 0:a554658735bf 37 }
mbed_official 0:a554658735bf 38
mbed_official 0:a554658735bf 39 void USBHostMSD::init() {
mbed_official 0:a554658735bf 40 dev_connected = false;
mbed_official 0:a554658735bf 41 dev = NULL;
mbed_official 0:a554658735bf 42 bulk_in = NULL;
mbed_official 0:a554658735bf 43 bulk_out = NULL;
mbed_official 0:a554658735bf 44 dev_connected = false;
mbed_official 0:a554658735bf 45 blockSize = 0;
mbed_official 0:a554658735bf 46 blockCount = 0;
mbed_official 0:a554658735bf 47 msd_intf = -1;
mbed_official 0:a554658735bf 48 msd_device_found = false;
mbed_official 0:a554658735bf 49 disk_init = false;
mbed_official 0:a554658735bf 50 dev_connected = false;
mbed_official 0:a554658735bf 51 }
mbed_official 0:a554658735bf 52
mbed_official 0:a554658735bf 53
mbed_official 0:a554658735bf 54 bool USBHostMSD::connected()
mbed_official 0:a554658735bf 55 {
mbed_official 0:a554658735bf 56 return dev_connected;
mbed_official 0:a554658735bf 57 }
mbed_official 0:a554658735bf 58
mbed_official 0:a554658735bf 59 bool USBHostMSD::connect()
mbed_official 0:a554658735bf 60 {
mbed_official 0:a554658735bf 61 U8 i;
mbed_official 0:a554658735bf 62
mbed_official 0:a554658735bf 63 if (dev_connected) {
mbed_official 0:a554658735bf 64 return true;
mbed_official 0:a554658735bf 65 }
mbed_official 0:a554658735bf 66
mbed_official 0:a554658735bf 67 for (i = 0; i < MAX_DEVICE_CONNECTED; i++) {
mbed_official 0:a554658735bf 68 if ((dev = host->getDevice(i)) != NULL) {
mbed_official 0:a554658735bf 69
mbed_official 0:a554658735bf 70 if(host->enumerate(dev, this))
mbed_official 0:a554658735bf 71 break;
mbed_official 0:a554658735bf 72
mbed_official 0:a554658735bf 73 if (msd_device_found) {
mbed_official 0:a554658735bf 74 bulk_in = dev->getEndpoint(msd_intf, BULK_ENDPOINT, IN);
mbed_official 0:a554658735bf 75 bulk_out = dev->getEndpoint(msd_intf, BULK_ENDPOINT, OUT);
mbed_official 0:a554658735bf 76
mbed_official 0:a554658735bf 77 if (!bulk_in || !bulk_out)
mbed_official 0:a554658735bf 78 break;
mbed_official 0:a554658735bf 79
mbed_official 0:a554658735bf 80 USB_INFO("New MSD device: VID:%04x PID:%04x [dev: %p]", dev->getVid(), dev->getPid(), dev);
mbed_official 0:a554658735bf 81 dev->setName("MSD");
mbed_official 0:a554658735bf 82 host->registerDriver(dev, msd_intf, this, &USBHostMSD::init);
mbed_official 0:a554658735bf 83
mbed_official 0:a554658735bf 84 dev_connected = true;
mbed_official 0:a554658735bf 85 return true;
mbed_official 0:a554658735bf 86 }
mbed_official 0:a554658735bf 87 } //if()
mbed_official 0:a554658735bf 88 } //for()
mbed_official 0:a554658735bf 89 return false;
mbed_official 0:a554658735bf 90 }
mbed_official 0:a554658735bf 91
mbed_official 0:a554658735bf 92 /*virtual*/ void USBHostMSD::setVidPid(uint16_t vid, uint16_t pid)
mbed_official 0:a554658735bf 93 {
mbed_official 0:a554658735bf 94 // we don't check VID/PID for MSD driver
mbed_official 0:a554658735bf 95 }
mbed_official 0:a554658735bf 96
mbed_official 0:a554658735bf 97 /*virtual*/ bool USBHostMSD::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
mbed_official 0:a554658735bf 98 {
mbed_official 0:a554658735bf 99 if ((msd_intf == -1) &&
mbed_official 0:a554658735bf 100 (intf_class == MSD_CLASS) &&
mbed_official 0:a554658735bf 101 (intf_subclass == 0x06) &&
mbed_official 0:a554658735bf 102 (intf_protocol == 0x50)) {
mbed_official 0:a554658735bf 103 msd_intf = intf_nb;
mbed_official 0:a554658735bf 104 return true;
mbed_official 0:a554658735bf 105 }
mbed_official 0:a554658735bf 106 return false;
mbed_official 0:a554658735bf 107 }
mbed_official 0:a554658735bf 108
mbed_official 0:a554658735bf 109 /*virtual*/ bool USBHostMSD::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used
mbed_official 0:a554658735bf 110 {
mbed_official 0:a554658735bf 111 if (intf_nb == msd_intf) {
mbed_official 0:a554658735bf 112 if (type == BULK_ENDPOINT) {
mbed_official 0:a554658735bf 113 msd_device_found = true;
mbed_official 0:a554658735bf 114 return true;
mbed_official 0:a554658735bf 115 }
mbed_official 0:a554658735bf 116 }
mbed_official 0:a554658735bf 117 return false;
mbed_official 0:a554658735bf 118 }
mbed_official 0:a554658735bf 119
mbed_official 0:a554658735bf 120
mbed_official 0:a554658735bf 121 int USBHostMSD::testUnitReady() {
mbed_official 0:a554658735bf 122 return SCSITransfer(NULL, 6, DEVICE_TO_HOST, 0, 0);
mbed_official 0:a554658735bf 123 }
mbed_official 0:a554658735bf 124
mbed_official 0:a554658735bf 125 int USBHostMSD::readCapacity() {
mbed_official 0:a554658735bf 126 uint8_t cmd[10] = {0x25,0,0,0,0,0,0,0,0,0};
mbed_official 0:a554658735bf 127 uint8_t result[8];
mbed_official 0:a554658735bf 128 int status = SCSITransfer(cmd, 10, DEVICE_TO_HOST, result, 8);
mbed_official 0:a554658735bf 129 if (status == 0) {
mbed_official 0:a554658735bf 130 blockCount = (result[0] << 24) | (result[1] << 16) | (result[2] << 8) | result[3];
mbed_official 0:a554658735bf 131 blockSize = (result[4] << 24) | (result[5] << 16) | (result[6] << 8) | result[7];
mbed_official 0:a554658735bf 132 USB_INFO("MSD [dev: %p] - blockCount: %lld, blockSize: %d\r\n", dev, blockCount, blockSize);
mbed_official 0:a554658735bf 133 }
mbed_official 0:a554658735bf 134 return status;
mbed_official 0:a554658735bf 135 }
mbed_official 0:a554658735bf 136
mbed_official 0:a554658735bf 137
mbed_official 0:a554658735bf 138 int USBHostMSD::SCSIRequestSense() {
mbed_official 0:a554658735bf 139 uint8_t cmd[5] = {0x03,0,0,0,0x13};
mbed_official 0:a554658735bf 140 uint8_t result[19];
mbed_official 0:a554658735bf 141 int status = SCSITransfer(cmd, 5, DEVICE_TO_HOST, result, 19);
mbed_official 0:a554658735bf 142 return status;
mbed_official 0:a554658735bf 143 }
mbed_official 0:a554658735bf 144
mbed_official 0:a554658735bf 145
mbed_official 0:a554658735bf 146 int USBHostMSD::inquiry(uint8_t lun, uint8_t page_code) {
mbed_official 0:a554658735bf 147 uint8_t evpd = (page_code == 0) ? 0 : 1;
mbed_official 0:a554658735bf 148 uint8_t cmd[6] = {0x12, (lun << 5) | evpd, page_code, 0, 36, 0};
mbed_official 0:a554658735bf 149 uint8_t result[36];
mbed_official 0:a554658735bf 150 int status = SCSITransfer(cmd, 6, DEVICE_TO_HOST, result, 36);
mbed_official 0:a554658735bf 151 if (status == 0) {
mbed_official 0:a554658735bf 152 char vid_pid[9];
mbed_official 0:a554658735bf 153 memcpy(vid_pid, &result[8], 8);
mbed_official 0:a554658735bf 154 vid_pid[8] = 0;
mbed_official 0:a554658735bf 155 USB_INFO("MSD [dev: %p] - Vendor ID: %s", dev, vid_pid);
mbed_official 0:a554658735bf 156
mbed_official 0:a554658735bf 157 memcpy(vid_pid, &result[16], 8);
mbed_official 0:a554658735bf 158 USB_INFO("MSD [dev: %p] - Produc ID: %s", dev, vid_pid);
mbed_official 0:a554658735bf 159
mbed_official 0:a554658735bf 160 memcpy(vid_pid, &result[32], 4);
mbed_official 0:a554658735bf 161 vid_pid[4] = 0;
mbed_official 0:a554658735bf 162 USB_INFO("MSD [dev: %p] - Product rev: %s", dev, vid_pid);
mbed_official 0:a554658735bf 163 }
mbed_official 0:a554658735bf 164 return status;
mbed_official 0:a554658735bf 165 }
mbed_official 0:a554658735bf 166
mbed_official 0:a554658735bf 167 int USBHostMSD::checkResult(uint8_t res, USBEndpoint * ep) {
mbed_official 0:a554658735bf 168 // if ep stalled: send clear feature
mbed_official 0:a554658735bf 169 if (res == USB_TYPE_STALL_ERROR) {
mbed_official 0:a554658735bf 170 res = host->controlWrite( dev,
mbed_official 0:a554658735bf 171 USB_RECIPIENT_ENDPOINT | USB_HOST_TO_DEVICE | USB_REQUEST_TYPE_STANDARD,
mbed_official 0:a554658735bf 172 CLEAR_FEATURE,
mbed_official 0:a554658735bf 173 0,
mbed_official 0:a554658735bf 174 ep->getAddress(),
mbed_official 0:a554658735bf 175 NULL,
mbed_official 0:a554658735bf 176 0);
mbed_official 0:a554658735bf 177 // set state to IDLE if clear feature successful
mbed_official 0:a554658735bf 178 if (res == USB_TYPE_OK) {
mbed_official 0:a554658735bf 179 ep->setState(USB_TYPE_IDLE);
mbed_official 0:a554658735bf 180 }
mbed_official 0:a554658735bf 181 }
mbed_official 0:a554658735bf 182
mbed_official 0:a554658735bf 183 if (res != USB_TYPE_OK)
mbed_official 0:a554658735bf 184 return -1;
mbed_official 0:a554658735bf 185
mbed_official 0:a554658735bf 186 return 0;
mbed_official 0:a554658735bf 187 }
mbed_official 0:a554658735bf 188
mbed_official 0:a554658735bf 189
mbed_official 0:a554658735bf 190 int USBHostMSD::SCSITransfer(uint8_t * cmd, uint8_t cmd_len, int flags, uint8_t * data, uint32_t transfer_len) {
mbed_official 0:a554658735bf 191
mbed_official 0:a554658735bf 192 int res = 0;
mbed_official 0:a554658735bf 193
mbed_official 0:a554658735bf 194 cbw.Signature = CBW_SIGNATURE;
mbed_official 0:a554658735bf 195 cbw.Tag = 0;
mbed_official 0:a554658735bf 196 cbw.DataLength = transfer_len;
mbed_official 0:a554658735bf 197 cbw.Flags = flags;
mbed_official 0:a554658735bf 198 cbw.LUN = 0;
mbed_official 0:a554658735bf 199 cbw.CBLength = cmd_len;
mbed_official 0:a554658735bf 200 memset(cbw.CB,0,sizeof(cbw.CB));
mbed_official 0:a554658735bf 201 if (cmd) {
mbed_official 0:a554658735bf 202 memcpy(cbw.CB,cmd,cmd_len);
mbed_official 0:a554658735bf 203 }
mbed_official 0:a554658735bf 204
mbed_official 0:a554658735bf 205 // send the cbw
mbed_official 0:a554658735bf 206 res = host->bulkWrite(dev, bulk_out,(uint8_t *)&cbw, 31);
mbed_official 0:a554658735bf 207 if (checkResult(res, bulk_out))
mbed_official 0:a554658735bf 208 return -1;
mbed_official 0:a554658735bf 209
mbed_official 0:a554658735bf 210 // data stage if needed
mbed_official 0:a554658735bf 211 if (data) {
mbed_official 0:a554658735bf 212 if (flags == HOST_TO_DEVICE) {
mbed_official 0:a554658735bf 213
mbed_official 0:a554658735bf 214 res = host->bulkWrite(dev, bulk_out, data, transfer_len);
mbed_official 0:a554658735bf 215 if (checkResult(res, bulk_out))
mbed_official 0:a554658735bf 216 return -1;
mbed_official 0:a554658735bf 217
mbed_official 0:a554658735bf 218 } else if (flags == DEVICE_TO_HOST) {
mbed_official 0:a554658735bf 219
mbed_official 0:a554658735bf 220 res = host->bulkRead(dev, bulk_in, data, transfer_len);
mbed_official 0:a554658735bf 221 if (checkResult(res, bulk_in))
mbed_official 0:a554658735bf 222 return -1;
mbed_official 0:a554658735bf 223 }
mbed_official 0:a554658735bf 224 }
mbed_official 0:a554658735bf 225
mbed_official 0:a554658735bf 226 // status stage
mbed_official 0:a554658735bf 227 csw.Signature = 0;
mbed_official 0:a554658735bf 228 res = host->bulkRead(dev, bulk_in,(uint8_t *)&csw, 13);
mbed_official 0:a554658735bf 229 if (checkResult(res, bulk_in))
mbed_official 0:a554658735bf 230 return -1;
mbed_official 0:a554658735bf 231
mbed_official 0:a554658735bf 232 if (csw.Signature != CSW_SIGNATURE) {
mbed_official 0:a554658735bf 233 return -1;
mbed_official 0:a554658735bf 234 }
mbed_official 0:a554658735bf 235
mbed_official 0:a554658735bf 236 // ModeSense?
mbed_official 0:a554658735bf 237 if ((csw.Status == 1) && (cmd[0] != 0x03))
mbed_official 0:a554658735bf 238 return SCSIRequestSense();
mbed_official 0:a554658735bf 239
mbed_official 0:a554658735bf 240 USB_DBG("recv csw: status: %d", csw.Status);
mbed_official 0:a554658735bf 241 return csw.Status;
mbed_official 0:a554658735bf 242 }
mbed_official 0:a554658735bf 243
mbed_official 0:a554658735bf 244
mbed_official 0:a554658735bf 245 int USBHostMSD::dataTransfer(uint8_t * buf, uint32_t block, uint8_t nbBlock, int direction) {
mbed_official 0:a554658735bf 246 uint8_t cmd[10];
mbed_official 0:a554658735bf 247 memset(cmd,0,10);
mbed_official 0:a554658735bf 248 cmd[0] = (direction == DEVICE_TO_HOST) ? 0x28 : 0x2A;
mbed_official 0:a554658735bf 249
mbed_official 0:a554658735bf 250 cmd[2] = (block >> 24) & 0xff;
mbed_official 0:a554658735bf 251 cmd[3] = (block >> 16) & 0xff;
mbed_official 0:a554658735bf 252 cmd[4] = (block >> 8) & 0xff;
mbed_official 0:a554658735bf 253 cmd[5] = block & 0xff;
mbed_official 0:a554658735bf 254
mbed_official 0:a554658735bf 255 cmd[7] = (nbBlock >> 8) & 0xff;
mbed_official 0:a554658735bf 256 cmd[8] = nbBlock & 0xff;
mbed_official 0:a554658735bf 257
mbed_official 0:a554658735bf 258 return SCSITransfer(cmd, 10, direction, buf, blockSize*nbBlock);
mbed_official 0:a554658735bf 259 }
mbed_official 0:a554658735bf 260
mbed_official 0:a554658735bf 261
mbed_official 0:a554658735bf 262 int USBHostMSD::disk_initialize() {
mbed_official 0:a554658735bf 263 USB_DBG("FILESYSTEM: init");
mbed_official 0:a554658735bf 264 U8 i, timeout = 10;
mbed_official 0:a554658735bf 265
mbed_official 0:a554658735bf 266 for (i = 0; i < timeout; i++) {
mbed_official 0:a554658735bf 267 if (!testUnitReady())
mbed_official 0:a554658735bf 268 break;
mbed_official 0:a554658735bf 269 }
mbed_official 0:a554658735bf 270
mbed_official 0:a554658735bf 271 if (i == timeout) {
mbed_official 0:a554658735bf 272 disk_init = false;
mbed_official 0:a554658735bf 273 return -1;
mbed_official 0:a554658735bf 274 }
mbed_official 0:a554658735bf 275 inquiry(0, 0);
mbed_official 0:a554658735bf 276 disk_init = 1;
mbed_official 0:a554658735bf 277 return readCapacity();
mbed_official 0:a554658735bf 278 }
mbed_official 0:a554658735bf 279
mbed_official 0:a554658735bf 280 int USBHostMSD::disk_write(const uint8_t *buffer, uint64_t block_number) {
mbed_official 0:a554658735bf 281 USB_DBG("FILESYSTEM: write block: %lld", block_number);
mbed_official 0:a554658735bf 282 if (!disk_init) {
mbed_official 0:a554658735bf 283 disk_initialize();
mbed_official 0:a554658735bf 284 }
mbed_official 0:a554658735bf 285 if (!disk_init)
mbed_official 0:a554658735bf 286 return -1;
mbed_official 0:a554658735bf 287 return dataTransfer((uint8_t *)buffer, block_number, 1, HOST_TO_DEVICE);
mbed_official 0:a554658735bf 288 }
mbed_official 0:a554658735bf 289
mbed_official 0:a554658735bf 290 int USBHostMSD::disk_read(uint8_t * buffer, uint64_t block_number) {
mbed_official 0:a554658735bf 291 USB_DBG("FILESYSTEM: read block %lld", block_number);
mbed_official 0:a554658735bf 292 if (!disk_init) {
mbed_official 0:a554658735bf 293 disk_initialize();
mbed_official 0:a554658735bf 294 }
mbed_official 0:a554658735bf 295 if (!disk_init)
mbed_official 0:a554658735bf 296 return -1;
mbed_official 0:a554658735bf 297 return dataTransfer((uint8_t *)buffer, block_number, 1, DEVICE_TO_HOST);
mbed_official 0:a554658735bf 298 }
mbed_official 0:a554658735bf 299
mbed_official 0:a554658735bf 300 uint64_t USBHostMSD::disk_sectors() {
mbed_official 0:a554658735bf 301 USB_DBG("FILESYSTEM: sectors");
mbed_official 0:a554658735bf 302 if (!disk_init) {
mbed_official 0:a554658735bf 303 disk_initialize();
mbed_official 0:a554658735bf 304 }
mbed_official 0:a554658735bf 305 if (!disk_init)
mbed_official 0:a554658735bf 306 return 0;
mbed_official 0:a554658735bf 307 return blockCount;
mbed_official 0:a554658735bf 308 }
mbed_official 0:a554658735bf 309
mbed_official 0:a554658735bf 310 #endif
mbed_official 0:a554658735bf 311