不韋 呂 / F746_Spectrogram

Realtime spectrogram for DISCO-F746NG. On-board MEMS microphone is used for input sound signal. リアルタイムスペクトログラム．入力：MEMSマイク

Dependencies:   F746_GUI F746_SAI_IO UIT_FFT_Real

mbed_src_STM32F7/common/I2CSlave.cpp@6:b3885567877c, 2017-04-10 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Apr 10 13:43:07 2017 +0000
Revision:
6:b3885567877c
Parent:
4:c1beacfc42c7 
7

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 4:c1beacfc42c7 1 /* mbed Microcontroller Library
MikamiUitOpen 4:c1beacfc42c7 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 4:c1beacfc42c7 3 *
MikamiUitOpen 4:c1beacfc42c7 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 4:c1beacfc42c7 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 4:c1beacfc42c7 6 * You may obtain a copy of the License at
MikamiUitOpen 4:c1beacfc42c7 7 *
MikamiUitOpen 4:c1beacfc42c7 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 4:c1beacfc42c7 9 *
MikamiUitOpen 4:c1beacfc42c7 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 4:c1beacfc42c7 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 4:c1beacfc42c7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 4:c1beacfc42c7 13 * See the License for the specific language governing permissions and
MikamiUitOpen 4:c1beacfc42c7 14 * limitations under the License.
MikamiUitOpen 4:c1beacfc42c7 15 */
MikamiUitOpen 4:c1beacfc42c7 16 #include "I2CSlave.h"
MikamiUitOpen 4:c1beacfc42c7 17
MikamiUitOpen 4:c1beacfc42c7 18 #if DEVICE_I2CSLAVE
MikamiUitOpen 4:c1beacfc42c7 19
MikamiUitOpen 4:c1beacfc42c7 20 namespace mbed {
MikamiUitOpen 4:c1beacfc42c7 21
MikamiUitOpen 4:c1beacfc42c7 22 I2CSlave::I2CSlave(PinName sda, PinName scl) : _i2c() {
MikamiUitOpen 4:c1beacfc42c7 23 i2c_init(&_i2c, sda, scl);
MikamiUitOpen 4:c1beacfc42c7 24 i2c_frequency(&_i2c, 100000);
MikamiUitOpen 4:c1beacfc42c7 25 i2c_slave_mode(&_i2c, 1);
MikamiUitOpen 4:c1beacfc42c7 26 }
MikamiUitOpen 4:c1beacfc42c7 27
MikamiUitOpen 4:c1beacfc42c7 28 void I2CSlave::frequency(int hz) {
MikamiUitOpen 4:c1beacfc42c7 29 i2c_frequency(&_i2c, hz);
MikamiUitOpen 4:c1beacfc42c7 30 }
MikamiUitOpen 4:c1beacfc42c7 31
MikamiUitOpen 4:c1beacfc42c7 32 void I2CSlave::address(int address) {
MikamiUitOpen 4:c1beacfc42c7 33 int addr = (address & 0xFF) | 1;
MikamiUitOpen 4:c1beacfc42c7 34 i2c_slave_address(&_i2c, 0, addr, 0);
MikamiUitOpen 4:c1beacfc42c7 35 }
MikamiUitOpen 4:c1beacfc42c7 36
MikamiUitOpen 4:c1beacfc42c7 37 int I2CSlave::receive(void) {
MikamiUitOpen 4:c1beacfc42c7 38 return i2c_slave_receive(&_i2c);
MikamiUitOpen 4:c1beacfc42c7 39 }
MikamiUitOpen 4:c1beacfc42c7 40
MikamiUitOpen 4:c1beacfc42c7 41 int I2CSlave::read(char *data, int length) {
MikamiUitOpen 4:c1beacfc42c7 42 return i2c_slave_read(&_i2c, data, length) != length;
MikamiUitOpen 4:c1beacfc42c7 43 }
MikamiUitOpen 4:c1beacfc42c7 44
MikamiUitOpen 4:c1beacfc42c7 45 int I2CSlave::read(void) {
MikamiUitOpen 4:c1beacfc42c7 46 return i2c_byte_read(&_i2c, 0);
MikamiUitOpen 4:c1beacfc42c7 47 }
MikamiUitOpen 4:c1beacfc42c7 48
MikamiUitOpen 4:c1beacfc42c7 49 int I2CSlave::write(const char *data, int length) {
MikamiUitOpen 4:c1beacfc42c7 50 return i2c_slave_write(&_i2c, data, length) != length;
MikamiUitOpen 4:c1beacfc42c7 51 }
MikamiUitOpen 4:c1beacfc42c7 52
MikamiUitOpen 4:c1beacfc42c7 53 int I2CSlave::write(int data) {
MikamiUitOpen 4:c1beacfc42c7 54 return i2c_byte_write(&_i2c, data);
MikamiUitOpen 4:c1beacfc42c7 55 }
MikamiUitOpen 4:c1beacfc42c7 56
MikamiUitOpen 4:c1beacfc42c7 57 void I2CSlave::stop(void) {
MikamiUitOpen 4:c1beacfc42c7 58 i2c_stop(&_i2c);
MikamiUitOpen 4:c1beacfc42c7 59 }
MikamiUitOpen 4:c1beacfc42c7 60
MikamiUitOpen 4:c1beacfc42c7 61 }
MikamiUitOpen 4:c1beacfc42c7 62
MikamiUitOpen 4:c1beacfc42c7 63 #endif