不韋 呂 / F746_SD_Player_Demo

Demo program for library named SD_PlayerSkeleton of SD card player skeleton. SD カードプレーヤのための骨組みとして使うためのライブラリ SD_PlayerSkeleton の使用例．このプログラムについては，CQ出版社インターフェース誌 2018年7月号で解説している．

Dependencies:   F746_GUI F746_SAI_IO SD_PlayerSkeleton

mbed_src_STM32F7/api/CAN.h@19:3c3833ec00d2, 2017-04-09 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Apr 09 12:44:17 2017 +0000
Revision:
19:3c3833ec00d2
Parent:
2:cf42e62a97dc 
20

Who changed what in which revision?

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MikamiUitOpen 2:cf42e62a97dc 1 /* mbed Microcontroller Library
MikamiUitOpen 2:cf42e62a97dc 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 2:cf42e62a97dc 3 *
MikamiUitOpen 2:cf42e62a97dc 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 2:cf42e62a97dc 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 2:cf42e62a97dc 6 * You may obtain a copy of the License at
MikamiUitOpen 2:cf42e62a97dc 7 *
MikamiUitOpen 2:cf42e62a97dc 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 2:cf42e62a97dc 9 *
MikamiUitOpen 2:cf42e62a97dc 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 2:cf42e62a97dc 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 2:cf42e62a97dc 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 2:cf42e62a97dc 13 * See the License for the specific language governing permissions and
MikamiUitOpen 2:cf42e62a97dc 14 * limitations under the License.
MikamiUitOpen 2:cf42e62a97dc 15 */
MikamiUitOpen 2:cf42e62a97dc 16 #ifndef MBED_CAN_H
MikamiUitOpen 2:cf42e62a97dc 17 #define MBED_CAN_H
MikamiUitOpen 2:cf42e62a97dc 18
MikamiUitOpen 2:cf42e62a97dc 19 #include "platform.h"
MikamiUitOpen 2:cf42e62a97dc 20
MikamiUitOpen 2:cf42e62a97dc 21 #if DEVICE_CAN
MikamiUitOpen 2:cf42e62a97dc 22
MikamiUitOpen 2:cf42e62a97dc 23 #include "can_api.h"
MikamiUitOpen 2:cf42e62a97dc 24 #include "can_helper.h"
MikamiUitOpen 2:cf42e62a97dc 25 #include "FunctionPointer.h"
MikamiUitOpen 2:cf42e62a97dc 26
MikamiUitOpen 2:cf42e62a97dc 27 namespace mbed {
MikamiUitOpen 2:cf42e62a97dc 28
MikamiUitOpen 2:cf42e62a97dc 29 /** CANMessage class
MikamiUitOpen 2:cf42e62a97dc 30 */
MikamiUitOpen 2:cf42e62a97dc 31 class CANMessage : public CAN_Message {
MikamiUitOpen 2:cf42e62a97dc 32
MikamiUitOpen 2:cf42e62a97dc 33 public:
MikamiUitOpen 2:cf42e62a97dc 34 /** Creates empty CAN message.
MikamiUitOpen 2:cf42e62a97dc 35 */
MikamiUitOpen 2:cf42e62a97dc 36 CANMessage() : CAN_Message() {
MikamiUitOpen 2:cf42e62a97dc 37 len = 8;
MikamiUitOpen 2:cf42e62a97dc 38 type = CANData;
MikamiUitOpen 2:cf42e62a97dc 39 format = CANStandard;
MikamiUitOpen 2:cf42e62a97dc 40 id = 0;
MikamiUitOpen 2:cf42e62a97dc 41 memset(data, 0, 8);
MikamiUitOpen 2:cf42e62a97dc 42 }
MikamiUitOpen 2:cf42e62a97dc 43
MikamiUitOpen 2:cf42e62a97dc 44 /** Creates CAN message with specific content.
MikamiUitOpen 2:cf42e62a97dc 45 */
MikamiUitOpen 2:cf42e62a97dc 46 CANMessage(int _id, const char *_data, char _len = 8, CANType _type = CANData, CANFormat _format = CANStandard) {
MikamiUitOpen 2:cf42e62a97dc 47 len = _len & 0xF;
MikamiUitOpen 2:cf42e62a97dc 48 type = _type;
MikamiUitOpen 2:cf42e62a97dc 49 format = _format;
MikamiUitOpen 2:cf42e62a97dc 50 id = _id;
MikamiUitOpen 2:cf42e62a97dc 51 memcpy(data, _data, _len);
MikamiUitOpen 2:cf42e62a97dc 52 }
MikamiUitOpen 2:cf42e62a97dc 53
MikamiUitOpen 2:cf42e62a97dc 54 /** Creates CAN remote message.
MikamiUitOpen 2:cf42e62a97dc 55 */
MikamiUitOpen 2:cf42e62a97dc 56 CANMessage(int _id, CANFormat _format = CANStandard) {
MikamiUitOpen 2:cf42e62a97dc 57 len = 0;
MikamiUitOpen 2:cf42e62a97dc 58 type = CANRemote;
MikamiUitOpen 2:cf42e62a97dc 59 format = _format;
MikamiUitOpen 2:cf42e62a97dc 60 id = _id;
MikamiUitOpen 2:cf42e62a97dc 61 memset(data, 0, 8);
MikamiUitOpen 2:cf42e62a97dc 62 }
MikamiUitOpen 2:cf42e62a97dc 63 };
MikamiUitOpen 2:cf42e62a97dc 64
MikamiUitOpen 2:cf42e62a97dc 65 /** A can bus client, used for communicating with can devices
MikamiUitOpen 2:cf42e62a97dc 66 */
MikamiUitOpen 2:cf42e62a97dc 67 class CAN {
MikamiUitOpen 2:cf42e62a97dc 68
MikamiUitOpen 2:cf42e62a97dc 69 public:
MikamiUitOpen 2:cf42e62a97dc 70 /** Creates an CAN interface connected to specific pins.
MikamiUitOpen 2:cf42e62a97dc 71 *
MikamiUitOpen 2:cf42e62a97dc 72 * @param rd read from transmitter
MikamiUitOpen 2:cf42e62a97dc 73 * @param td transmit to transmitter
MikamiUitOpen 2:cf42e62a97dc 74 *
MikamiUitOpen 2:cf42e62a97dc 75 * Example:
MikamiUitOpen 2:cf42e62a97dc 76 * @code
MikamiUitOpen 2:cf42e62a97dc 77 * #include "mbed.h"
MikamiUitOpen 2:cf42e62a97dc 78 *
MikamiUitOpen 2:cf42e62a97dc 79 * Ticker ticker;
MikamiUitOpen 2:cf42e62a97dc 80 * DigitalOut led1(LED1);
MikamiUitOpen 2:cf42e62a97dc 81 * DigitalOut led2(LED2);
MikamiUitOpen 2:cf42e62a97dc 82 * CAN can1(p9, p10);
MikamiUitOpen 2:cf42e62a97dc 83 * CAN can2(p30, p29);
MikamiUitOpen 2:cf42e62a97dc 84 *
MikamiUitOpen 2:cf42e62a97dc 85 * char counter = 0;
MikamiUitOpen 2:cf42e62a97dc 86 *
MikamiUitOpen 2:cf42e62a97dc 87 * void send() {
MikamiUitOpen 2:cf42e62a97dc 88 * if(can1.write(CANMessage(1337, &counter, 1))) {
MikamiUitOpen 2:cf42e62a97dc 89 * printf("Message sent: %d\n", counter);
MikamiUitOpen 2:cf42e62a97dc 90 * counter++;
MikamiUitOpen 2:cf42e62a97dc 91 * }
MikamiUitOpen 2:cf42e62a97dc 92 * led1 = !led1;
MikamiUitOpen 2:cf42e62a97dc 93 * }
MikamiUitOpen 2:cf42e62a97dc 94 *
MikamiUitOpen 2:cf42e62a97dc 95 * int main() {
MikamiUitOpen 2:cf42e62a97dc 96 * ticker.attach(&send, 1);
MikamiUitOpen 2:cf42e62a97dc 97 * CANMessage msg;
MikamiUitOpen 2:cf42e62a97dc 98 * while(1) {
MikamiUitOpen 2:cf42e62a97dc 99 * if(can2.read(msg)) {
MikamiUitOpen 2:cf42e62a97dc 100 * printf("Message received: %d\n\n", msg.data[0]);
MikamiUitOpen 2:cf42e62a97dc 101 * led2 = !led2;
MikamiUitOpen 2:cf42e62a97dc 102 * }
MikamiUitOpen 2:cf42e62a97dc 103 * wait(0.2);
MikamiUitOpen 2:cf42e62a97dc 104 * }
MikamiUitOpen 2:cf42e62a97dc 105 * }
MikamiUitOpen 2:cf42e62a97dc 106 * @endcode
MikamiUitOpen 2:cf42e62a97dc 107 */
MikamiUitOpen 2:cf42e62a97dc 108 CAN(PinName rd, PinName td);
MikamiUitOpen 2:cf42e62a97dc 109 virtual ~CAN();
MikamiUitOpen 2:cf42e62a97dc 110
MikamiUitOpen 2:cf42e62a97dc 111 /** Set the frequency of the CAN interface
MikamiUitOpen 2:cf42e62a97dc 112 *
MikamiUitOpen 2:cf42e62a97dc 113 * @param hz The bus frequency in hertz
MikamiUitOpen 2:cf42e62a97dc 114 *
MikamiUitOpen 2:cf42e62a97dc 115 * @returns
MikamiUitOpen 2:cf42e62a97dc 116 * 1 if successful,
MikamiUitOpen 2:cf42e62a97dc 117 * 0 otherwise
MikamiUitOpen 2:cf42e62a97dc 118 */
MikamiUitOpen 2:cf42e62a97dc 119 int frequency(int hz);
MikamiUitOpen 2:cf42e62a97dc 120
MikamiUitOpen 2:cf42e62a97dc 121 /** Write a CANMessage to the bus.
MikamiUitOpen 2:cf42e62a97dc 122 *
MikamiUitOpen 2:cf42e62a97dc 123 * @param msg The CANMessage to write.
MikamiUitOpen 2:cf42e62a97dc 124 *
MikamiUitOpen 2:cf42e62a97dc 125 * @returns
MikamiUitOpen 2:cf42e62a97dc 126 * 0 if write failed,
MikamiUitOpen 2:cf42e62a97dc 127 * 1 if write was successful
MikamiUitOpen 2:cf42e62a97dc 128 */
MikamiUitOpen 2:cf42e62a97dc 129 int write(CANMessage msg);
MikamiUitOpen 2:cf42e62a97dc 130
MikamiUitOpen 2:cf42e62a97dc 131 /** Read a CANMessage from the bus.
MikamiUitOpen 2:cf42e62a97dc 132 *
MikamiUitOpen 2:cf42e62a97dc 133 * @param msg A CANMessage to read to.
MikamiUitOpen 2:cf42e62a97dc 134 * @param handle message filter handle (0 for any message)
MikamiUitOpen 2:cf42e62a97dc 135 *
MikamiUitOpen 2:cf42e62a97dc 136 * @returns
MikamiUitOpen 2:cf42e62a97dc 137 * 0 if no message arrived,
MikamiUitOpen 2:cf42e62a97dc 138 * 1 if message arrived
MikamiUitOpen 2:cf42e62a97dc 139 */
MikamiUitOpen 2:cf42e62a97dc 140 int read(CANMessage &msg, int handle = 0);
MikamiUitOpen 2:cf42e62a97dc 141
MikamiUitOpen 2:cf42e62a97dc 142 /** Reset CAN interface.
MikamiUitOpen 2:cf42e62a97dc 143 *
MikamiUitOpen 2:cf42e62a97dc 144 * To use after error overflow.
MikamiUitOpen 2:cf42e62a97dc 145 */
MikamiUitOpen 2:cf42e62a97dc 146 void reset();
MikamiUitOpen 2:cf42e62a97dc 147
MikamiUitOpen 2:cf42e62a97dc 148 /** Puts or removes the CAN interface into silent monitoring mode
MikamiUitOpen 2:cf42e62a97dc 149 *
MikamiUitOpen 2:cf42e62a97dc 150 * @param silent boolean indicating whether to go into silent mode or not
MikamiUitOpen 2:cf42e62a97dc 151 */
MikamiUitOpen 2:cf42e62a97dc 152 void monitor(bool silent);
MikamiUitOpen 2:cf42e62a97dc 153
MikamiUitOpen 2:cf42e62a97dc 154 enum Mode {
MikamiUitOpen 2:cf42e62a97dc 155 Reset = 0,
MikamiUitOpen 2:cf42e62a97dc 156 Normal,
MikamiUitOpen 2:cf42e62a97dc 157 Silent,
MikamiUitOpen 2:cf42e62a97dc 158 LocalTest,
MikamiUitOpen 2:cf42e62a97dc 159 GlobalTest,
MikamiUitOpen 2:cf42e62a97dc 160 SilentTest
MikamiUitOpen 2:cf42e62a97dc 161 };
MikamiUitOpen 2:cf42e62a97dc 162
MikamiUitOpen 2:cf42e62a97dc 163 /** Change CAN operation to the specified mode
MikamiUitOpen 2:cf42e62a97dc 164 *
MikamiUitOpen 2:cf42e62a97dc 165 * @param mode The new operation mode (CAN::Normal, CAN::Silent, CAN::LocalTest, CAN::GlobalTest, CAN::SilentTest)
MikamiUitOpen 2:cf42e62a97dc 166 *
MikamiUitOpen 2:cf42e62a97dc 167 * @returns
MikamiUitOpen 2:cf42e62a97dc 168 * 0 if mode change failed or unsupported,
MikamiUitOpen 2:cf42e62a97dc 169 * 1 if mode change was successful
MikamiUitOpen 2:cf42e62a97dc 170 */
MikamiUitOpen 2:cf42e62a97dc 171 int mode(Mode mode);
MikamiUitOpen 2:cf42e62a97dc 172
MikamiUitOpen 2:cf42e62a97dc 173 /** Filter out incomming messages
MikamiUitOpen 2:cf42e62a97dc 174 *
MikamiUitOpen 2:cf42e62a97dc 175 * @param id the id to filter on
MikamiUitOpen 2:cf42e62a97dc 176 * @param mask the mask applied to the id
MikamiUitOpen 2:cf42e62a97dc 177 * @param format format to filter on (Default CANAny)
MikamiUitOpen 2:cf42e62a97dc 178 * @param handle message filter handle (Optional)
MikamiUitOpen 2:cf42e62a97dc 179 *
MikamiUitOpen 2:cf42e62a97dc 180 * @returns
MikamiUitOpen 2:cf42e62a97dc 181 * 0 if filter change failed or unsupported,
MikamiUitOpen 2:cf42e62a97dc 182 * new filter handle if successful
MikamiUitOpen 2:cf42e62a97dc 183 */
MikamiUitOpen 2:cf42e62a97dc 184 int filter(unsigned int id, unsigned int mask, CANFormat format = CANAny, int handle = 0);
MikamiUitOpen 2:cf42e62a97dc 185
MikamiUitOpen 2:cf42e62a97dc 186 /** Returns number of read errors to detect read overflow errors.
MikamiUitOpen 2:cf42e62a97dc 187 */
MikamiUitOpen 2:cf42e62a97dc 188 unsigned char rderror();
MikamiUitOpen 2:cf42e62a97dc 189
MikamiUitOpen 2:cf42e62a97dc 190 /** Returns number of write errors to detect write overflow errors.
MikamiUitOpen 2:cf42e62a97dc 191 */
MikamiUitOpen 2:cf42e62a97dc 192 unsigned char tderror();
MikamiUitOpen 2:cf42e62a97dc 193
MikamiUitOpen 2:cf42e62a97dc 194 enum IrqType {
MikamiUitOpen 2:cf42e62a97dc 195 RxIrq = 0,
MikamiUitOpen 2:cf42e62a97dc 196 TxIrq,
MikamiUitOpen 2:cf42e62a97dc 197 EwIrq,
MikamiUitOpen 2:cf42e62a97dc 198 DoIrq,
MikamiUitOpen 2:cf42e62a97dc 199 WuIrq,
MikamiUitOpen 2:cf42e62a97dc 200 EpIrq,
MikamiUitOpen 2:cf42e62a97dc 201 AlIrq,
MikamiUitOpen 2:cf42e62a97dc 202 BeIrq,
MikamiUitOpen 2:cf42e62a97dc 203 IdIrq
MikamiUitOpen 2:cf42e62a97dc 204 };
MikamiUitOpen 2:cf42e62a97dc 205
MikamiUitOpen 2:cf42e62a97dc 206 /** Attach a function to call whenever a CAN frame received interrupt is
MikamiUitOpen 2:cf42e62a97dc 207 * generated.
MikamiUitOpen 2:cf42e62a97dc 208 *
MikamiUitOpen 2:cf42e62a97dc 209 * @param fptr A pointer to a void function, or 0 to set as none
MikamiUitOpen 2:cf42e62a97dc 210 * @param event Which CAN interrupt to attach the member function to (CAN::RxIrq for message received, CAN::TxIrq for transmitted or aborted, CAN::EwIrq for error warning, CAN::DoIrq for data overrun, CAN::WuIrq for wake-up, CAN::EpIrq for error passive, CAN::AlIrq for arbitration lost, CAN::BeIrq for bus error)
MikamiUitOpen 2:cf42e62a97dc 211 */
MikamiUitOpen 2:cf42e62a97dc 212 void attach(void (*fptr)(void), IrqType type=RxIrq);
MikamiUitOpen 2:cf42e62a97dc 213
MikamiUitOpen 2:cf42e62a97dc 214 /** Attach a member function to call whenever a CAN frame received interrupt
MikamiUitOpen 2:cf42e62a97dc 215 * is generated.
MikamiUitOpen 2:cf42e62a97dc 216 *
MikamiUitOpen 2:cf42e62a97dc 217 * @param tptr pointer to the object to call the member function on
MikamiUitOpen 2:cf42e62a97dc 218 * @param mptr pointer to the member function to be called
MikamiUitOpen 2:cf42e62a97dc 219 * @param event Which CAN interrupt to attach the member function to (CAN::RxIrq for message received, TxIrq for transmitted or aborted, EwIrq for error warning, DoIrq for data overrun, WuIrq for wake-up, EpIrq for error passive, AlIrq for arbitration lost, BeIrq for bus error)
MikamiUitOpen 2:cf42e62a97dc 220 */
MikamiUitOpen 2:cf42e62a97dc 221 template<typename T>
MikamiUitOpen 2:cf42e62a97dc 222 void attach(T* tptr, void (T::*mptr)(void), IrqType type=RxIrq) {
MikamiUitOpen 2:cf42e62a97dc 223 if((mptr != NULL) && (tptr != NULL)) {
MikamiUitOpen 2:cf42e62a97dc 224 _irq[type].attach(tptr, mptr);
MikamiUitOpen 2:cf42e62a97dc 225 can_irq_set(&_can, (CanIrqType)type, 1);
MikamiUitOpen 2:cf42e62a97dc 226 }
MikamiUitOpen 2:cf42e62a97dc 227 else {
MikamiUitOpen 2:cf42e62a97dc 228 can_irq_set(&_can, (CanIrqType)type, 0);
MikamiUitOpen 2:cf42e62a97dc 229 }
MikamiUitOpen 2:cf42e62a97dc 230 }
MikamiUitOpen 2:cf42e62a97dc 231
MikamiUitOpen 2:cf42e62a97dc 232 static void _irq_handler(uint32_t id, CanIrqType type);
MikamiUitOpen 2:cf42e62a97dc 233
MikamiUitOpen 2:cf42e62a97dc 234 protected:
MikamiUitOpen 2:cf42e62a97dc 235 can_t _can;
MikamiUitOpen 2:cf42e62a97dc 236 FunctionPointer _irq[9];
MikamiUitOpen 2:cf42e62a97dc 237 };
MikamiUitOpen 2:cf42e62a97dc 238
MikamiUitOpen 2:cf42e62a97dc 239 } // namespace mbed
MikamiUitOpen 2:cf42e62a97dc 240
MikamiUitOpen 2:cf42e62a97dc 241 #endif
MikamiUitOpen 2:cf42e62a97dc 242
MikamiUitOpen 2:cf42e62a97dc 243 #endif // MBED_CAN_H