mbed library with additional peripherals for ST F401 board

Fork of mbed-src by mbed official

This mbed LIB has additional peripherals for ST F401 board

  • UART2 : PA_3 rx, PA_2 tx
  • UART3 : PC_7 rx, PC_6 tx
  • I2C2 : PB_3 SDA, PB_10 SCL
  • I2C3 : PB_4 SDA, PA_8 SCL

common/I2CSlave.cpp

Committer:
dreschpe
Date:
2014-03-09
Revision:
114:4e95b79aa640
Parent:
13:0645d8841f51

File content as of revision 114:4e95b79aa640:

/* 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 "I2CSlave.h"

#if DEVICE_I2CSLAVE

namespace mbed {

I2CSlave::I2CSlave(PinName sda, PinName scl) {
    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