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/SPISlave.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 "SPISlave.h"
MikamiUitOpen 4:c1beacfc42c7 17
MikamiUitOpen 4:c1beacfc42c7 18 #if DEVICE_SPISLAVE
MikamiUitOpen 4:c1beacfc42c7 19
MikamiUitOpen 4:c1beacfc42c7 20 namespace mbed {
MikamiUitOpen 4:c1beacfc42c7 21
MikamiUitOpen 4:c1beacfc42c7 22 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) :
MikamiUitOpen 4:c1beacfc42c7 23 _spi(),
MikamiUitOpen 4:c1beacfc42c7 24 _bits(8),
MikamiUitOpen 4:c1beacfc42c7 25 _mode(0),
MikamiUitOpen 4:c1beacfc42c7 26 _hz(1000000)
MikamiUitOpen 4:c1beacfc42c7 27 {
MikamiUitOpen 4:c1beacfc42c7 28 spi_init(&_spi, mosi, miso, sclk, ssel);
MikamiUitOpen 4:c1beacfc42c7 29 spi_format(&_spi, _bits, _mode, 1);
MikamiUitOpen 4:c1beacfc42c7 30 spi_frequency(&_spi, _hz);
MikamiUitOpen 4:c1beacfc42c7 31 }
MikamiUitOpen 4:c1beacfc42c7 32
MikamiUitOpen 4:c1beacfc42c7 33 void SPISlave::format(int bits, int mode) {
MikamiUitOpen 4:c1beacfc42c7 34 _bits = bits;
MikamiUitOpen 4:c1beacfc42c7 35 _mode = mode;
MikamiUitOpen 4:c1beacfc42c7 36 spi_format(&_spi, _bits, _mode, 1);
MikamiUitOpen 4:c1beacfc42c7 37 }
MikamiUitOpen 4:c1beacfc42c7 38
MikamiUitOpen 4:c1beacfc42c7 39 void SPISlave::frequency(int hz) {
MikamiUitOpen 4:c1beacfc42c7 40 _hz = hz;
MikamiUitOpen 4:c1beacfc42c7 41 spi_frequency(&_spi, _hz);
MikamiUitOpen 4:c1beacfc42c7 42 }
MikamiUitOpen 4:c1beacfc42c7 43
MikamiUitOpen 4:c1beacfc42c7 44 int SPISlave::receive(void) {
MikamiUitOpen 4:c1beacfc42c7 45 return(spi_slave_receive(&_spi));
MikamiUitOpen 4:c1beacfc42c7 46 }
MikamiUitOpen 4:c1beacfc42c7 47
MikamiUitOpen 4:c1beacfc42c7 48 int SPISlave::read(void) {
MikamiUitOpen 4:c1beacfc42c7 49 return(spi_slave_read(&_spi));
MikamiUitOpen 4:c1beacfc42c7 50 }
MikamiUitOpen 4:c1beacfc42c7 51
MikamiUitOpen 4:c1beacfc42c7 52 void SPISlave::reply(int value) {
MikamiUitOpen 4:c1beacfc42c7 53 spi_slave_write(&_spi, value);
MikamiUitOpen 4:c1beacfc42c7 54 }
MikamiUitOpen 4:c1beacfc42c7 55
MikamiUitOpen 4:c1beacfc42c7 56 } // namespace mbed
MikamiUitOpen 4:c1beacfc42c7 57
MikamiUitOpen 4:c1beacfc42c7 58 #endif