forked
drivers/I2CSlave.cpp
- Committer:
- <>
- Date:
- 2016-10-28
- Revision:
- 149:156823d33999
File content as of revision 149:156823d33999:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "drivers/I2CSlave.h" #if DEVICE_I2CSLAVE namespace mbed { I2CSlave::I2CSlave(PinName sda, PinName scl) : _i2c() { i2c_init(&_i2c, sda, scl); i2c_frequency(&_i2c, 100000); i2c_slave_mode(&_i2c, 1); } void I2CSlave::frequency(int hz) { i2c_frequency(&_i2c, hz); } void I2CSlave::address(int address) { int addr = (address & 0xFF) | 1; i2c_slave_address(&_i2c, 0, addr, 0); } int I2CSlave::receive(void) { return i2c_slave_receive(&_i2c); } int I2CSlave::read(char *data, int length) { return i2c_slave_read(&_i2c, data, length) != length; } int I2CSlave::read(void) { return i2c_byte_read(&_i2c, 0); } int I2CSlave::write(const char *data, int length) { return i2c_slave_write(&_i2c, data, length) != length; } int I2CSlave::write(int data) { return i2c_byte_write(&_i2c, data); } void I2CSlave::stop(void) { i2c_stop(&_i2c); } } #endif