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/common/I2CSlave.cpp@2:cf42e62a97dc, 2016-10-02 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Oct 02 03:29:34 2016 +0000
Revision:
2:cf42e62a97dc
3

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 #include "I2CSlave.h"
MikamiUitOpen 2:cf42e62a97dc 17
MikamiUitOpen 2:cf42e62a97dc 18 #if DEVICE_I2CSLAVE
MikamiUitOpen 2:cf42e62a97dc 19
MikamiUitOpen 2:cf42e62a97dc 20 namespace mbed {
MikamiUitOpen 2:cf42e62a97dc 21
MikamiUitOpen 2:cf42e62a97dc 22 I2CSlave::I2CSlave(PinName sda, PinName scl) : _i2c() {
MikamiUitOpen 2:cf42e62a97dc 23 i2c_init(&_i2c, sda, scl);
MikamiUitOpen 2:cf42e62a97dc 24 i2c_frequency(&_i2c, 100000);
MikamiUitOpen 2:cf42e62a97dc 25 i2c_slave_mode(&_i2c, 1);
MikamiUitOpen 2:cf42e62a97dc 26 }
MikamiUitOpen 2:cf42e62a97dc 27
MikamiUitOpen 2:cf42e62a97dc 28 void I2CSlave::frequency(int hz) {
MikamiUitOpen 2:cf42e62a97dc 29 i2c_frequency(&_i2c, hz);
MikamiUitOpen 2:cf42e62a97dc 30 }
MikamiUitOpen 2:cf42e62a97dc 31
MikamiUitOpen 2:cf42e62a97dc 32 void I2CSlave::address(int address) {
MikamiUitOpen 2:cf42e62a97dc 33 int addr = (address & 0xFF) | 1;
MikamiUitOpen 2:cf42e62a97dc 34 i2c_slave_address(&_i2c, 0, addr, 0);
MikamiUitOpen 2:cf42e62a97dc 35 }
MikamiUitOpen 2:cf42e62a97dc 36
MikamiUitOpen 2:cf42e62a97dc 37 int I2CSlave::receive(void) {
MikamiUitOpen 2:cf42e62a97dc 38 return i2c_slave_receive(&_i2c);
MikamiUitOpen 2:cf42e62a97dc 39 }
MikamiUitOpen 2:cf42e62a97dc 40
MikamiUitOpen 2:cf42e62a97dc 41 int I2CSlave::read(char *data, int length) {
MikamiUitOpen 2:cf42e62a97dc 42 return i2c_slave_read(&_i2c, data, length) != length;
MikamiUitOpen 2:cf42e62a97dc 43 }
MikamiUitOpen 2:cf42e62a97dc 44
MikamiUitOpen 2:cf42e62a97dc 45 int I2CSlave::read(void) {
MikamiUitOpen 2:cf42e62a97dc 46 return i2c_byte_read(&_i2c, 0);
MikamiUitOpen 2:cf42e62a97dc 47 }
MikamiUitOpen 2:cf42e62a97dc 48
MikamiUitOpen 2:cf42e62a97dc 49 int I2CSlave::write(const char *data, int length) {
MikamiUitOpen 2:cf42e62a97dc 50 return i2c_slave_write(&_i2c, data, length) != length;
MikamiUitOpen 2:cf42e62a97dc 51 }
MikamiUitOpen 2:cf42e62a97dc 52
MikamiUitOpen 2:cf42e62a97dc 53 int I2CSlave::write(int data) {
MikamiUitOpen 2:cf42e62a97dc 54 return i2c_byte_write(&_i2c, data);
MikamiUitOpen 2:cf42e62a97dc 55 }
MikamiUitOpen 2:cf42e62a97dc 56
MikamiUitOpen 2:cf42e62a97dc 57 void I2CSlave::stop(void) {
MikamiUitOpen 2:cf42e62a97dc 58 i2c_stop(&_i2c);
MikamiUitOpen 2:cf42e62a97dc 59 }
MikamiUitOpen 2:cf42e62a97dc 60
MikamiUitOpen 2:cf42e62a97dc 61 }
MikamiUitOpen 2:cf42e62a97dc 62
MikamiUitOpen 2:cf42e62a97dc 63 #endif