SDK Development / mbed-src

mbed SDK library sources

Fork of mbed-src by mbed official

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

hal/i2c_api.h@89:9655231f5786, 2014-02-11 (annotated)

Committer:
mbed_official
Date:
Tue Feb 11 15:00:06 2014 +0000
Revision:
89:9655231f5786
Parent:
13:0645d8841f51 
Synchronized with git revision 17499c34d273f02497e0706d3abc516b12f3fc62



Full URL: https://github.com/mbedmicro/mbed/commit/17499c34d273f02497e0706d3abc516b12f3fc62/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 13:0645d8841f51 1 /* mbed Microcontroller Library
bogdanm 13:0645d8841f51 2 * Copyright (c) 2006-2013 ARM Limited
bogdanm 13:0645d8841f51 3 *
bogdanm 13:0645d8841f51 4 * Licensed under the Apache License, Version 2.0 (the "License");
bogdanm 13:0645d8841f51 5 * you may not use this file except in compliance with the License.
bogdanm 13:0645d8841f51 6 * You may obtain a copy of the License at
bogdanm 13:0645d8841f51 7 *
bogdanm 13:0645d8841f51 8 * http://www.apache.org/licenses/LICENSE-2.0
bogdanm 13:0645d8841f51 9 *
bogdanm 13:0645d8841f51 10 * Unless required by applicable law or agreed to in writing, software
bogdanm 13:0645d8841f51 11 * distributed under the License is distributed on an "AS IS" BASIS,
bogdanm 13:0645d8841f51 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bogdanm 13:0645d8841f51 13 * See the License for the specific language governing permissions and
bogdanm 13:0645d8841f51 14 * limitations under the License.
bogdanm 13:0645d8841f51 15 */
bogdanm 13:0645d8841f51 16 #ifndef MBED_I2C_API_H
bogdanm 13:0645d8841f51 17 #define MBED_I2C_API_H
bogdanm 13:0645d8841f51 18
bogdanm 13:0645d8841f51 19 #include "device.h"
bogdanm 13:0645d8841f51 20
bogdanm 13:0645d8841f51 21 #if DEVICE_I2C
bogdanm 13:0645d8841f51 22
bogdanm 13:0645d8841f51 23 #ifdef __cplusplus
bogdanm 13:0645d8841f51 24 extern "C" {
bogdanm 13:0645d8841f51 25 #endif
bogdanm 13:0645d8841f51 26
bogdanm 13:0645d8841f51 27 typedef struct i2c_s i2c_t;
bogdanm 13:0645d8841f51 28
bogdanm 13:0645d8841f51 29 enum {
bogdanm 13:0645d8841f51 30 I2C_ERROR_NO_SLAVE = -1,
bogdanm 13:0645d8841f51 31 I2C_ERROR_BUS_BUSY = -2
bogdanm 13:0645d8841f51 32 };
bogdanm 13:0645d8841f51 33
bogdanm 13:0645d8841f51 34 void i2c_init (i2c_t *obj, PinName sda, PinName scl);
bogdanm 13:0645d8841f51 35 void i2c_frequency (i2c_t *obj, int hz);
bogdanm 13:0645d8841f51 36 int i2c_start (i2c_t *obj);
bogdanm 13:0645d8841f51 37 int i2c_stop (i2c_t *obj);
bogdanm 13:0645d8841f51 38 int i2c_read (i2c_t *obj, int address, char *data, int length, int stop);
bogdanm 13:0645d8841f51 39 int i2c_write (i2c_t *obj, int address, const char *data, int length, int stop);
bogdanm 13:0645d8841f51 40 void i2c_reset (i2c_t *obj);
bogdanm 13:0645d8841f51 41 int i2c_byte_read (i2c_t *obj, int last);
bogdanm 13:0645d8841f51 42 int i2c_byte_write (i2c_t *obj, int data);
bogdanm 13:0645d8841f51 43
bogdanm 13:0645d8841f51 44 #if DEVICE_I2CSLAVE
bogdanm 13:0645d8841f51 45 void i2c_slave_mode (i2c_t *obj, int enable_slave);
bogdanm 13:0645d8841f51 46 int i2c_slave_receive(i2c_t *obj);
bogdanm 13:0645d8841f51 47 int i2c_slave_read (i2c_t *obj, char *data, int length);
bogdanm 13:0645d8841f51 48 int i2c_slave_write (i2c_t *obj, const char *data, int length);
bogdanm 13:0645d8841f51 49 void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask);
bogdanm 13:0645d8841f51 50 #endif
bogdanm 13:0645d8841f51 51
bogdanm 13:0645d8841f51 52 #ifdef __cplusplus
bogdanm 13:0645d8841f51 53 }
bogdanm 13:0645d8841f51 54 #endif
bogdanm 13:0645d8841f51 55
bogdanm 13:0645d8841f51 56 #endif
bogdanm 13:0645d8841f51 57
bogdanm 13:0645d8841f51 58 #endif