不韋 呂 / F746_AcousticEffector_MIC

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Dependencies:   F746_GUI F746_SAI_IO

mbed_src_STM32F7/common/I2CSlave.cpp@10:56f2f01df983, 2017-04-10 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Apr 10 13:44:13 2017 +0000
Revision:
10:56f2f01df983
Parent:
6:38f7dce055d0 
11

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 6:38f7dce055d0 1 /* mbed Microcontroller Library
MikamiUitOpen 6:38f7dce055d0 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 6:38f7dce055d0 3 *
MikamiUitOpen 6:38f7dce055d0 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 6:38f7dce055d0 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 6:38f7dce055d0 6 * You may obtain a copy of the License at
MikamiUitOpen 6:38f7dce055d0 7 *
MikamiUitOpen 6:38f7dce055d0 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 6:38f7dce055d0 9 *
MikamiUitOpen 6:38f7dce055d0 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 6:38f7dce055d0 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 6:38f7dce055d0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 6:38f7dce055d0 13 * See the License for the specific language governing permissions and
MikamiUitOpen 6:38f7dce055d0 14 * limitations under the License.
MikamiUitOpen 6:38f7dce055d0 15 */
MikamiUitOpen 6:38f7dce055d0 16 #include "I2CSlave.h"
MikamiUitOpen 6:38f7dce055d0 17
MikamiUitOpen 6:38f7dce055d0 18 #if DEVICE_I2CSLAVE
MikamiUitOpen 6:38f7dce055d0 19
MikamiUitOpen 6:38f7dce055d0 20 namespace mbed {
MikamiUitOpen 6:38f7dce055d0 21
MikamiUitOpen 6:38f7dce055d0 22 I2CSlave::I2CSlave(PinName sda, PinName scl) : _i2c() {
MikamiUitOpen 6:38f7dce055d0 23 i2c_init(&_i2c, sda, scl);
MikamiUitOpen 6:38f7dce055d0 24 i2c_frequency(&_i2c, 100000);
MikamiUitOpen 6:38f7dce055d0 25 i2c_slave_mode(&_i2c, 1);
MikamiUitOpen 6:38f7dce055d0 26 }
MikamiUitOpen 6:38f7dce055d0 27
MikamiUitOpen 6:38f7dce055d0 28 void I2CSlave::frequency(int hz) {
MikamiUitOpen 6:38f7dce055d0 29 i2c_frequency(&_i2c, hz);
MikamiUitOpen 6:38f7dce055d0 30 }
MikamiUitOpen 6:38f7dce055d0 31
MikamiUitOpen 6:38f7dce055d0 32 void I2CSlave::address(int address) {
MikamiUitOpen 6:38f7dce055d0 33 int addr = (address & 0xFF) | 1;
MikamiUitOpen 6:38f7dce055d0 34 i2c_slave_address(&_i2c, 0, addr, 0);
MikamiUitOpen 6:38f7dce055d0 35 }
MikamiUitOpen 6:38f7dce055d0 36
MikamiUitOpen 6:38f7dce055d0 37 int I2CSlave::receive(void) {
MikamiUitOpen 6:38f7dce055d0 38 return i2c_slave_receive(&_i2c);
MikamiUitOpen 6:38f7dce055d0 39 }
MikamiUitOpen 6:38f7dce055d0 40
MikamiUitOpen 6:38f7dce055d0 41 int I2CSlave::read(char *data, int length) {
MikamiUitOpen 6:38f7dce055d0 42 return i2c_slave_read(&_i2c, data, length) != length;
MikamiUitOpen 6:38f7dce055d0 43 }
MikamiUitOpen 6:38f7dce055d0 44
MikamiUitOpen 6:38f7dce055d0 45 int I2CSlave::read(void) {
MikamiUitOpen 6:38f7dce055d0 46 return i2c_byte_read(&_i2c, 0);
MikamiUitOpen 6:38f7dce055d0 47 }
MikamiUitOpen 6:38f7dce055d0 48
MikamiUitOpen 6:38f7dce055d0 49 int I2CSlave::write(const char *data, int length) {
MikamiUitOpen 6:38f7dce055d0 50 return i2c_slave_write(&_i2c, data, length) != length;
MikamiUitOpen 6:38f7dce055d0 51 }
MikamiUitOpen 6:38f7dce055d0 52
MikamiUitOpen 6:38f7dce055d0 53 int I2CSlave::write(int data) {
MikamiUitOpen 6:38f7dce055d0 54 return i2c_byte_write(&_i2c, data);
MikamiUitOpen 6:38f7dce055d0 55 }
MikamiUitOpen 6:38f7dce055d0 56
MikamiUitOpen 6:38f7dce055d0 57 void I2CSlave::stop(void) {
MikamiUitOpen 6:38f7dce055d0 58 i2c_stop(&_i2c);
MikamiUitOpen 6:38f7dce055d0 59 }
MikamiUitOpen 6:38f7dce055d0 60
MikamiUitOpen 6:38f7dce055d0 61 }
MikamiUitOpen 6:38f7dce055d0 62
MikamiUitOpen 6:38f7dce055d0 63 #endif