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/Ethernet.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?

UserRevisionLine numberNew contents of line
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_ETHERNET_H
MikamiUitOpen 2:cf42e62a97dc 17 #define MBED_ETHERNET_H
MikamiUitOpen 2:cf42e62a97dc 18
MikamiUitOpen 2:cf42e62a97dc 19 #include "platform.h"
MikamiUitOpen 2:cf42e62a97dc 20
MikamiUitOpen 2:cf42e62a97dc 21 #if DEVICE_ETHERNET
MikamiUitOpen 2:cf42e62a97dc 22
MikamiUitOpen 2:cf42e62a97dc 23 namespace mbed {
MikamiUitOpen 2:cf42e62a97dc 24
MikamiUitOpen 2:cf42e62a97dc 25 /** An ethernet interface, to use with the ethernet pins.
MikamiUitOpen 2:cf42e62a97dc 26 *
MikamiUitOpen 2:cf42e62a97dc 27 * Example:
MikamiUitOpen 2:cf42e62a97dc 28 * @code
MikamiUitOpen 2:cf42e62a97dc 29 * // Read destination and source from every ethernet packet
MikamiUitOpen 2:cf42e62a97dc 30 *
MikamiUitOpen 2:cf42e62a97dc 31 * #include "mbed.h"
MikamiUitOpen 2:cf42e62a97dc 32 *
MikamiUitOpen 2:cf42e62a97dc 33 * Ethernet eth;
MikamiUitOpen 2:cf42e62a97dc 34 *
MikamiUitOpen 2:cf42e62a97dc 35 * int main() {
MikamiUitOpen 2:cf42e62a97dc 36 * char buf[0x600];
MikamiUitOpen 2:cf42e62a97dc 37 *
MikamiUitOpen 2:cf42e62a97dc 38 * while(1) {
MikamiUitOpen 2:cf42e62a97dc 39 * int size = eth.receive();
MikamiUitOpen 2:cf42e62a97dc 40 * if(size > 0) {
MikamiUitOpen 2:cf42e62a97dc 41 * eth.read(buf, size);
MikamiUitOpen 2:cf42e62a97dc 42 * printf("Destination: %02X:%02X:%02X:%02X:%02X:%02X\n",
MikamiUitOpen 2:cf42e62a97dc 43 * buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
MikamiUitOpen 2:cf42e62a97dc 44 * printf("Source: %02X:%02X:%02X:%02X:%02X:%02X\n",
MikamiUitOpen 2:cf42e62a97dc 45 * buf[6], buf[7], buf[8], buf[9], buf[10], buf[11]);
MikamiUitOpen 2:cf42e62a97dc 46 * }
MikamiUitOpen 2:cf42e62a97dc 47 *
MikamiUitOpen 2:cf42e62a97dc 48 * wait(1);
MikamiUitOpen 2:cf42e62a97dc 49 * }
MikamiUitOpen 2:cf42e62a97dc 50 * }
MikamiUitOpen 2:cf42e62a97dc 51 * @endcode
MikamiUitOpen 2:cf42e62a97dc 52 */
MikamiUitOpen 2:cf42e62a97dc 53 class Ethernet {
MikamiUitOpen 2:cf42e62a97dc 54
MikamiUitOpen 2:cf42e62a97dc 55 public:
MikamiUitOpen 2:cf42e62a97dc 56
MikamiUitOpen 2:cf42e62a97dc 57 /** Initialise the ethernet interface.
MikamiUitOpen 2:cf42e62a97dc 58 */
MikamiUitOpen 2:cf42e62a97dc 59 Ethernet();
MikamiUitOpen 2:cf42e62a97dc 60
MikamiUitOpen 2:cf42e62a97dc 61 /** Powers the hardware down.
MikamiUitOpen 2:cf42e62a97dc 62 */
MikamiUitOpen 2:cf42e62a97dc 63 virtual ~Ethernet();
MikamiUitOpen 2:cf42e62a97dc 64
MikamiUitOpen 2:cf42e62a97dc 65 enum Mode {
MikamiUitOpen 2:cf42e62a97dc 66 AutoNegotiate,
MikamiUitOpen 2:cf42e62a97dc 67 HalfDuplex10,
MikamiUitOpen 2:cf42e62a97dc 68 FullDuplex10,
MikamiUitOpen 2:cf42e62a97dc 69 HalfDuplex100,
MikamiUitOpen 2:cf42e62a97dc 70 FullDuplex100
MikamiUitOpen 2:cf42e62a97dc 71 };
MikamiUitOpen 2:cf42e62a97dc 72
MikamiUitOpen 2:cf42e62a97dc 73 /** Writes into an outgoing ethernet packet.
MikamiUitOpen 2:cf42e62a97dc 74 *
MikamiUitOpen 2:cf42e62a97dc 75 * It will append size bytes of data to the previously written bytes.
MikamiUitOpen 2:cf42e62a97dc 76 *
MikamiUitOpen 2:cf42e62a97dc 77 * @param data An array to write.
MikamiUitOpen 2:cf42e62a97dc 78 * @param size The size of data.
MikamiUitOpen 2:cf42e62a97dc 79 *
MikamiUitOpen 2:cf42e62a97dc 80 * @returns
MikamiUitOpen 2:cf42e62a97dc 81 * The number of written bytes.
MikamiUitOpen 2:cf42e62a97dc 82 */
MikamiUitOpen 2:cf42e62a97dc 83 int write(const char *data, int size);
MikamiUitOpen 2:cf42e62a97dc 84
MikamiUitOpen 2:cf42e62a97dc 85 /** Send an outgoing ethernet packet.
MikamiUitOpen 2:cf42e62a97dc 86 *
MikamiUitOpen 2:cf42e62a97dc 87 * After filling in the data in an ethernet packet it must be send.
MikamiUitOpen 2:cf42e62a97dc 88 * Send will provide a new packet to write to.
MikamiUitOpen 2:cf42e62a97dc 89 *
MikamiUitOpen 2:cf42e62a97dc 90 * @returns
MikamiUitOpen 2:cf42e62a97dc 91 * 0 if the sending was failed,
MikamiUitOpen 2:cf42e62a97dc 92 * or the size of the packet successfully sent.
MikamiUitOpen 2:cf42e62a97dc 93 */
MikamiUitOpen 2:cf42e62a97dc 94 int send();
MikamiUitOpen 2:cf42e62a97dc 95
MikamiUitOpen 2:cf42e62a97dc 96 /** Recevies an arrived ethernet packet.
MikamiUitOpen 2:cf42e62a97dc 97 *
MikamiUitOpen 2:cf42e62a97dc 98 * Receiving an ethernet packet will drop the last received ethernet packet
MikamiUitOpen 2:cf42e62a97dc 99 * and make a new ethernet packet ready to read.
MikamiUitOpen 2:cf42e62a97dc 100 * If no ethernet packet is arrived it will return 0.
MikamiUitOpen 2:cf42e62a97dc 101 *
MikamiUitOpen 2:cf42e62a97dc 102 * @returns
MikamiUitOpen 2:cf42e62a97dc 103 * 0 if no ethernet packet is arrived,
MikamiUitOpen 2:cf42e62a97dc 104 * or the size of the arrived packet.
MikamiUitOpen 2:cf42e62a97dc 105 */
MikamiUitOpen 2:cf42e62a97dc 106 int receive();
MikamiUitOpen 2:cf42e62a97dc 107
MikamiUitOpen 2:cf42e62a97dc 108 /** Read from an recevied ethernet packet.
MikamiUitOpen 2:cf42e62a97dc 109 *
MikamiUitOpen 2:cf42e62a97dc 110 * After receive returnd a number bigger than 0it is
MikamiUitOpen 2:cf42e62a97dc 111 * possible to read bytes from this packet.
MikamiUitOpen 2:cf42e62a97dc 112 * Read will write up to size bytes into data.
MikamiUitOpen 2:cf42e62a97dc 113 *
MikamiUitOpen 2:cf42e62a97dc 114 * It is possible to use read multible times.
MikamiUitOpen 2:cf42e62a97dc 115 * Each time read will start reading after the last read byte before.
MikamiUitOpen 2:cf42e62a97dc 116 *
MikamiUitOpen 2:cf42e62a97dc 117 * @returns
MikamiUitOpen 2:cf42e62a97dc 118 * The number of byte read.
MikamiUitOpen 2:cf42e62a97dc 119 */
MikamiUitOpen 2:cf42e62a97dc 120 int read(char *data, int size);
MikamiUitOpen 2:cf42e62a97dc 121
MikamiUitOpen 2:cf42e62a97dc 122 /** Gives the ethernet address of the mbed.
MikamiUitOpen 2:cf42e62a97dc 123 *
MikamiUitOpen 2:cf42e62a97dc 124 * @param mac Must be a pointer to a 6 byte char array to copy the ethernet address in.
MikamiUitOpen 2:cf42e62a97dc 125 */
MikamiUitOpen 2:cf42e62a97dc 126 void address(char *mac);
MikamiUitOpen 2:cf42e62a97dc 127
MikamiUitOpen 2:cf42e62a97dc 128 /** Returns if an ethernet link is pressent or not. It takes a wile after Ethernet initializion to show up.
MikamiUitOpen 2:cf42e62a97dc 129 *
MikamiUitOpen 2:cf42e62a97dc 130 * @returns
MikamiUitOpen 2:cf42e62a97dc 131 * 0 if no ethernet link is pressent,
MikamiUitOpen 2:cf42e62a97dc 132 * 1 if an ethernet link is pressent.
MikamiUitOpen 2:cf42e62a97dc 133 *
MikamiUitOpen 2:cf42e62a97dc 134 * Example:
MikamiUitOpen 2:cf42e62a97dc 135 * @code
MikamiUitOpen 2:cf42e62a97dc 136 * // Using the Ethernet link function
MikamiUitOpen 2:cf42e62a97dc 137 * #include "mbed.h"
MikamiUitOpen 2:cf42e62a97dc 138 *
MikamiUitOpen 2:cf42e62a97dc 139 * Ethernet eth;
MikamiUitOpen 2:cf42e62a97dc 140 *
MikamiUitOpen 2:cf42e62a97dc 141 * int main() {
MikamiUitOpen 2:cf42e62a97dc 142 * wait(1); // Needed after startup.
MikamiUitOpen 2:cf42e62a97dc 143 * if (eth.link()) {
MikamiUitOpen 2:cf42e62a97dc 144 * printf("online\n");
MikamiUitOpen 2:cf42e62a97dc 145 * } else {
MikamiUitOpen 2:cf42e62a97dc 146 * printf("offline\n");
MikamiUitOpen 2:cf42e62a97dc 147 * }
MikamiUitOpen 2:cf42e62a97dc 148 * }
MikamiUitOpen 2:cf42e62a97dc 149 * @endcode
MikamiUitOpen 2:cf42e62a97dc 150 */
MikamiUitOpen 2:cf42e62a97dc 151 int link();
MikamiUitOpen 2:cf42e62a97dc 152
MikamiUitOpen 2:cf42e62a97dc 153 /** Sets the speed and duplex parameters of an ethernet link
MikamiUitOpen 2:cf42e62a97dc 154 *
MikamiUitOpen 2:cf42e62a97dc 155 * - AutoNegotiate Auto negotiate speed and duplex
MikamiUitOpen 2:cf42e62a97dc 156 * - HalfDuplex10 10 Mbit, half duplex
MikamiUitOpen 2:cf42e62a97dc 157 * - FullDuplex10 10 Mbit, full duplex
MikamiUitOpen 2:cf42e62a97dc 158 * - HalfDuplex100 100 Mbit, half duplex
MikamiUitOpen 2:cf42e62a97dc 159 * - FullDuplex100 100 Mbit, full duplex
MikamiUitOpen 2:cf42e62a97dc 160 *
MikamiUitOpen 2:cf42e62a97dc 161 * @param mode the speed and duplex mode to set the link to:
MikamiUitOpen 2:cf42e62a97dc 162 */
MikamiUitOpen 2:cf42e62a97dc 163 void set_link(Mode mode);
MikamiUitOpen 2:cf42e62a97dc 164 };
MikamiUitOpen 2:cf42e62a97dc 165
MikamiUitOpen 2:cf42e62a97dc 166 } // namespace mbed
MikamiUitOpen 2:cf42e62a97dc 167
MikamiUitOpen 2:cf42e62a97dc 168 #endif
MikamiUitOpen 2:cf42e62a97dc 169
MikamiUitOpen 2:cf42e62a97dc 170 #endif