Renesas / Mbed OS SDG_Mouse_Sample

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

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

USBHost3GModule/USBSerialStream.cpp@17:c7b1b8451598, 2013-10-16 (annotated)

Committer:
mbed_official
Date:
Wed Oct 16 14:15:18 2013 +0100
Revision:
17:c7b1b8451598
Synchronized with git revision d8c3822c4c4e995cd7eaff0ce99f2d3284dde9cd

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 17:c7b1b8451598 1 /* USBSerialStream.cpp */
mbed_official 17:c7b1b8451598 2 /* Copyright (C) 2012 mbed.org, MIT License
mbed_official 17:c7b1b8451598 3 *
mbed_official 17:c7b1b8451598 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
mbed_official 17:c7b1b8451598 5 * and associated documentation files (the "Software"), to deal in the Software without restriction,
mbed_official 17:c7b1b8451598 6 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
mbed_official 17:c7b1b8451598 7 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
mbed_official 17:c7b1b8451598 8 * furnished to do so, subject to the following conditions:
mbed_official 17:c7b1b8451598 9 *
mbed_official 17:c7b1b8451598 10 * The above copyright notice and this permission notice shall be included in all copies or
mbed_official 17:c7b1b8451598 11 * substantial portions of the Software.
mbed_official 17:c7b1b8451598 12 *
mbed_official 17:c7b1b8451598 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
mbed_official 17:c7b1b8451598 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
mbed_official 17:c7b1b8451598 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
mbed_official 17:c7b1b8451598 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
mbed_official 17:c7b1b8451598 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
mbed_official 17:c7b1b8451598 18 */
mbed_official 17:c7b1b8451598 19
mbed_official 17:c7b1b8451598 20 #define __DEBUG__ 0
mbed_official 17:c7b1b8451598 21 #ifndef __MODULE__
mbed_official 17:c7b1b8451598 22 #define __MODULE__ "USBSerialStream.cpp"
mbed_official 17:c7b1b8451598 23 #endif
mbed_official 17:c7b1b8451598 24
mbed_official 17:c7b1b8451598 25 #include "core/fwk.h"
mbed_official 17:c7b1b8451598 26
mbed_official 17:c7b1b8451598 27 #include <cstring>
mbed_official 17:c7b1b8451598 28
mbed_official 17:c7b1b8451598 29 #include "USBSerialStream.h"
mbed_official 17:c7b1b8451598 30
mbed_official 17:c7b1b8451598 31
mbed_official 17:c7b1b8451598 32 USBSerialStream::USBSerialStream(IUSBHostSerial& serial) : m_serial(serial), m_serialTxFifoEmpty(true),
mbed_official 17:c7b1b8451598 33 m_availableSphre(1), m_spaceSphre(1), m_inBuf()
mbed_official 17:c7b1b8451598 34 {
mbed_official 17:c7b1b8451598 35 m_availableSphre.wait();
mbed_official 17:c7b1b8451598 36 m_spaceSphre.wait();
mbed_official 17:c7b1b8451598 37 //Attach interrupts
mbed_official 17:c7b1b8451598 38 m_serial.attach(this);
mbed_official 17:c7b1b8451598 39 }
mbed_official 17:c7b1b8451598 40
mbed_official 17:c7b1b8451598 41 /*virtual*/ USBSerialStream::~USBSerialStream()
mbed_official 17:c7b1b8451598 42 {
mbed_official 17:c7b1b8451598 43 m_serial.attach(NULL);
mbed_official 17:c7b1b8451598 44 }
mbed_official 17:c7b1b8451598 45
mbed_official 17:c7b1b8451598 46 //0 for non-blocking (returns immediately), -1 for infinite blocking
mbed_official 17:c7b1b8451598 47 /*virtual*/ int USBSerialStream::read(uint8_t* buf, size_t* pLength, size_t maxLength, uint32_t timeout/*=osWaitForever*/)
mbed_official 17:c7b1b8451598 48 {
mbed_official 17:c7b1b8451598 49 DBG("Trying to read at most %d chars", maxLength);
mbed_official 17:c7b1b8451598 50 int ret = waitAvailable(timeout);
mbed_official 17:c7b1b8451598 51 if(ret)
mbed_official 17:c7b1b8451598 52 {
mbed_official 17:c7b1b8451598 53 WARN("Error %d while waiting for incoming data", ret);
mbed_official 17:c7b1b8451598 54 return ret;
mbed_official 17:c7b1b8451598 55 }
mbed_official 17:c7b1b8451598 56 int a = available(); //Prevent macro issues
mbed_official 17:c7b1b8451598 57 int readLen = MIN( a, maxLength );
mbed_official 17:c7b1b8451598 58 *pLength = readLen;
mbed_official 17:c7b1b8451598 59
mbed_official 17:c7b1b8451598 60 setupReadableISR(false);
mbed_official 17:c7b1b8451598 61 while(readLen--)
mbed_official 17:c7b1b8451598 62 {
mbed_official 17:c7b1b8451598 63 m_inBuf.dequeue(buf);
mbed_official 17:c7b1b8451598 64 buf++;
mbed_official 17:c7b1b8451598 65 }
mbed_official 17:c7b1b8451598 66 setupReadableISR(true);
mbed_official 17:c7b1b8451598 67 DBG("Read %d chars successfully", *pLength);
mbed_official 17:c7b1b8451598 68 return OK;
mbed_official 17:c7b1b8451598 69 }
mbed_official 17:c7b1b8451598 70
mbed_official 17:c7b1b8451598 71 /*virtual*/ size_t USBSerialStream::available()
mbed_official 17:c7b1b8451598 72 {
mbed_official 17:c7b1b8451598 73 setupReadableISR(false); //m_inBuf.available() is not reentrant
mbed_official 17:c7b1b8451598 74 size_t len = m_inBuf.available();
mbed_official 17:c7b1b8451598 75 setupReadableISR(true);
mbed_official 17:c7b1b8451598 76 return len;
mbed_official 17:c7b1b8451598 77 }
mbed_official 17:c7b1b8451598 78
mbed_official 17:c7b1b8451598 79 /*virtual*/ int USBSerialStream::waitAvailable(uint32_t timeout/*=osWaitForever*/) //Wait for data to be available
mbed_official 17:c7b1b8451598 80 {
mbed_official 17:c7b1b8451598 81 int ret;
mbed_official 17:c7b1b8451598 82 if(available()) //Is data already available?
mbed_official 17:c7b1b8451598 83 {
mbed_official 17:c7b1b8451598 84 while( m_availableSphre.wait(0) > 0 ); //Clear the queue as data is available
mbed_official 17:c7b1b8451598 85 return OK;
mbed_official 17:c7b1b8451598 86 }
mbed_official 17:c7b1b8451598 87
mbed_official 17:c7b1b8451598 88 DBG("Waiting for data availability %d ms (-1 is infinite)", timeout);
mbed_official 17:c7b1b8451598 89 ret = m_availableSphre.wait(timeout); //Wait for data to arrive or for abort
mbed_official 17:c7b1b8451598 90 if(ret <= 0)
mbed_official 17:c7b1b8451598 91 {
mbed_official 17:c7b1b8451598 92 DBG("Timeout");
mbed_official 17:c7b1b8451598 93 return NET_TIMEOUT;
mbed_official 17:c7b1b8451598 94 }
mbed_official 17:c7b1b8451598 95 if(!m_inBuf.available()) //Even if abort has been called, return that data is available
mbed_official 17:c7b1b8451598 96 {
mbed_official 17:c7b1b8451598 97 DBG("Aborted");
mbed_official 17:c7b1b8451598 98 return NET_INTERRUPTED;
mbed_official 17:c7b1b8451598 99 }
mbed_official 17:c7b1b8451598 100 DBG("Finished waiting");
mbed_official 17:c7b1b8451598 101 while( m_availableSphre.wait(0) > 0 ); //Clear the queue as data is available
mbed_official 17:c7b1b8451598 102 return OK;
mbed_official 17:c7b1b8451598 103 }
mbed_official 17:c7b1b8451598 104
mbed_official 17:c7b1b8451598 105 /*virtual*/ int USBSerialStream::abortRead() //Abort current reading (or waiting) operation
mbed_official 17:c7b1b8451598 106 {
mbed_official 17:c7b1b8451598 107 if( /*!available()*/true ) //If there is data pending, no need to abort
mbed_official 17:c7b1b8451598 108 {
mbed_official 17:c7b1b8451598 109 m_availableSphre.release(); //Force exiting the waiting state
mbed_official 17:c7b1b8451598 110 }
mbed_official 17:c7b1b8451598 111 else
mbed_official 17:c7b1b8451598 112 {
mbed_official 17:c7b1b8451598 113 DBG("Serial is readable"); ;
mbed_official 17:c7b1b8451598 114 }
mbed_official 17:c7b1b8451598 115 return OK;
mbed_official 17:c7b1b8451598 116 }
mbed_official 17:c7b1b8451598 117
mbed_official 17:c7b1b8451598 118 void USBSerialStream::setupReadableISR(bool en)
mbed_official 17:c7b1b8451598 119 {
mbed_official 17:c7b1b8451598 120 m_serial.setupIrq(en, IUSBHostSerial::RxIrq);
mbed_official 17:c7b1b8451598 121 }
mbed_official 17:c7b1b8451598 122
mbed_official 17:c7b1b8451598 123 void USBSerialStream::readable() //Callback from m_serial when new data is available
mbed_official 17:c7b1b8451598 124 {
mbed_official 17:c7b1b8451598 125 while(m_serial.readable())
mbed_official 17:c7b1b8451598 126 {
mbed_official 17:c7b1b8451598 127 m_inBuf.queue(m_serial.getc());
mbed_official 17:c7b1b8451598 128 }
mbed_official 17:c7b1b8451598 129 m_serial.readPacket(); //Start read of next packet
mbed_official 17:c7b1b8451598 130 m_availableSphre.release(); //Force exiting the waiting state
mbed_official 17:c7b1b8451598 131 }
mbed_official 17:c7b1b8451598 132
mbed_official 17:c7b1b8451598 133 //0 for non-blocking (returns immediately), -1 for infinite blocking
mbed_official 17:c7b1b8451598 134 /*virtual*/ int USBSerialStream::write(uint8_t* buf, size_t length, uint32_t timeout/*=-1*/)
mbed_official 17:c7b1b8451598 135 {
mbed_official 17:c7b1b8451598 136 DBG("Trying to write %d chars", length);
mbed_official 17:c7b1b8451598 137 do
mbed_official 17:c7b1b8451598 138 {
mbed_official 17:c7b1b8451598 139 int ret = waitSpace(timeout);
mbed_official 17:c7b1b8451598 140 if(ret)
mbed_official 17:c7b1b8451598 141 {
mbed_official 17:c7b1b8451598 142 WARN("Error %d while waiting for space", ret);
mbed_official 17:c7b1b8451598 143 return ret;
mbed_official 17:c7b1b8451598 144 }
mbed_official 17:c7b1b8451598 145 int s = space(); //Prevent macro issues
mbed_official 17:c7b1b8451598 146 int writeLen = MIN( s, length );
mbed_official 17:c7b1b8451598 147 DBG("Writing %d chars", writeLen);
mbed_official 17:c7b1b8451598 148 setupWriteableISR(false);
mbed_official 17:c7b1b8451598 149 while(writeLen)
mbed_official 17:c7b1b8451598 150 {
mbed_official 17:c7b1b8451598 151 m_outBuf.queue(*buf);
mbed_official 17:c7b1b8451598 152 buf++;
mbed_official 17:c7b1b8451598 153 length--;
mbed_official 17:c7b1b8451598 154 writeLen--;
mbed_official 17:c7b1b8451598 155 }
mbed_official 17:c7b1b8451598 156 //If m_serial tx fifo is empty we need to start the packet write
mbed_official 17:c7b1b8451598 157 if( m_outBuf.available() && m_serialTxFifoEmpty )
mbed_official 17:c7b1b8451598 158 {
mbed_official 17:c7b1b8451598 159 writeable();
mbed_official 17:c7b1b8451598 160 }
mbed_official 17:c7b1b8451598 161 setupWriteableISR(true);
mbed_official 17:c7b1b8451598 162 } while(length);
mbed_official 17:c7b1b8451598 163
mbed_official 17:c7b1b8451598 164 DBG("Write successful");
mbed_official 17:c7b1b8451598 165 return OK;
mbed_official 17:c7b1b8451598 166 }
mbed_official 17:c7b1b8451598 167
mbed_official 17:c7b1b8451598 168 /*virtual*/ size_t USBSerialStream::space()
mbed_official 17:c7b1b8451598 169 {
mbed_official 17:c7b1b8451598 170 setupWriteableISR(false); //m_outBuf.available() is not reentrant
mbed_official 17:c7b1b8451598 171 size_t len = CIRCBUF_SIZE - m_outBuf.available();
mbed_official 17:c7b1b8451598 172 setupWriteableISR(true);
mbed_official 17:c7b1b8451598 173 return len;
mbed_official 17:c7b1b8451598 174 }
mbed_official 17:c7b1b8451598 175
mbed_official 17:c7b1b8451598 176 /*virtual*/ int USBSerialStream::waitSpace(uint32_t timeout/*=-1*/) //Wait for space to be available
mbed_official 17:c7b1b8451598 177 {
mbed_official 17:c7b1b8451598 178 int ret;
mbed_official 17:c7b1b8451598 179 if(space()) //Is still space already left?
mbed_official 17:c7b1b8451598 180 {
mbed_official 17:c7b1b8451598 181 while( m_spaceSphre.wait(0) > 0); //Clear the queue as space is available
mbed_official 17:c7b1b8451598 182 return OK;
mbed_official 17:c7b1b8451598 183 }
mbed_official 17:c7b1b8451598 184
mbed_official 17:c7b1b8451598 185 DBG("Waiting for data space %d ms (-1 is infinite)", timeout);
mbed_official 17:c7b1b8451598 186 ret = m_spaceSphre.wait(timeout); //Wait for space to be made or for abort
mbed_official 17:c7b1b8451598 187 if(ret <= 0)
mbed_official 17:c7b1b8451598 188 {
mbed_official 17:c7b1b8451598 189 DBG("Timeout");
mbed_official 17:c7b1b8451598 190 return NET_TIMEOUT;
mbed_official 17:c7b1b8451598 191 }
mbed_official 17:c7b1b8451598 192 if(!space()) //Even if abort has been called, return that space is available
mbed_official 17:c7b1b8451598 193 {
mbed_official 17:c7b1b8451598 194 DBG("Aborted");
mbed_official 17:c7b1b8451598 195 return NET_INTERRUPTED;
mbed_official 17:c7b1b8451598 196 }
mbed_official 17:c7b1b8451598 197 while( m_spaceSphre.wait(0) > 0); //Clear the queue as space is available
mbed_official 17:c7b1b8451598 198 return OK;
mbed_official 17:c7b1b8451598 199 }
mbed_official 17:c7b1b8451598 200
mbed_official 17:c7b1b8451598 201 /*virtual*/ int USBSerialStream::abortWrite() //Abort current writing (or waiting) operation
mbed_official 17:c7b1b8451598 202 {
mbed_official 17:c7b1b8451598 203 if( !space() ) //If there is space left, no need to abort
mbed_official 17:c7b1b8451598 204 {
mbed_official 17:c7b1b8451598 205 m_spaceSphre.release(); //Force exiting the waiting state
mbed_official 17:c7b1b8451598 206 }
mbed_official 17:c7b1b8451598 207 return OK;
mbed_official 17:c7b1b8451598 208 }
mbed_official 17:c7b1b8451598 209
mbed_official 17:c7b1b8451598 210 void USBSerialStream::setupWriteableISR(bool en)
mbed_official 17:c7b1b8451598 211 {
mbed_official 17:c7b1b8451598 212 m_serial.setupIrq(en, IUSBHostSerial::TxIrq);
mbed_official 17:c7b1b8451598 213 }
mbed_official 17:c7b1b8451598 214
mbed_official 17:c7b1b8451598 215 void USBSerialStream::writeable() //Callback from m_serial when new space is available
mbed_official 17:c7b1b8451598 216 {
mbed_official 17:c7b1b8451598 217 if(m_outBuf.isEmpty())
mbed_official 17:c7b1b8451598 218 {
mbed_official 17:c7b1b8451598 219 m_serialTxFifoEmpty = true;
mbed_official 17:c7b1b8451598 220 }
mbed_official 17:c7b1b8451598 221 else
mbed_official 17:c7b1b8451598 222 {
mbed_official 17:c7b1b8451598 223 m_serialTxFifoEmpty = false;
mbed_official 17:c7b1b8451598 224 while(m_serial.writeable() && !m_outBuf.isEmpty())
mbed_official 17:c7b1b8451598 225 {
mbed_official 17:c7b1b8451598 226 uint8_t c;
mbed_official 17:c7b1b8451598 227 m_outBuf.dequeue(&c);
mbed_official 17:c7b1b8451598 228 m_serial.putc((char)c);
mbed_official 17:c7b1b8451598 229 }
mbed_official 17:c7b1b8451598 230 m_serial.writePacket(); //Start packet write
mbed_official 17:c7b1b8451598 231 }
mbed_official 17:c7b1b8451598 232 if(!m_outBuf.isFull())
mbed_official 17:c7b1b8451598 233 {
mbed_official 17:c7b1b8451598 234 m_spaceSphre.release(); //Force exiting the waiting state
mbed_official 17:c7b1b8451598 235 }
mbed_official 17:c7b1b8451598 236 }