Bei Chen Liu / mbed-src

mbed library sources

Fork of mbed-src by mbed official

hal/i2c_api.h@9:0ce32e54c9a7, 2013-06-10 (annotated)

Committer:
emilmont
Date:
Mon Jun 10 16:03:00 2013 +0100
Revision:
9:0ce32e54c9a7
Parent:
capi/i2c_api.h@2:143cac498751
Child:
10:3bc89ef62ce7
Refactoring of the mbed SDK:

- Provide a well defined HAL and API

- Keep separated the HAL implementations for the different targets

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:fd0d7bdfcdc2 1 /* mbed Microcontroller Library
emilmont 2:143cac498751 2 * Copyright (c) 2006-2013 ARM Limited
mbed_official 0:fd0d7bdfcdc2 3 *
emilmont 2:143cac498751 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 2:143cac498751 5 * you may not use this file except in compliance with the License.
emilmont 2:143cac498751 6 * You may obtain a copy of the License at
mbed_official 0:fd0d7bdfcdc2 7 *
emilmont 2:143cac498751 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 0:fd0d7bdfcdc2 9 *
emilmont 2:143cac498751 10 * Unless required by applicable law or agreed to in writing, software
emilmont 2:143cac498751 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 2:143cac498751 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 2:143cac498751 13 * See the License for the specific language governing permissions and
emilmont 2:143cac498751 14 * limitations under the License.
mbed_official 0:fd0d7bdfcdc2 15 */
mbed_official 0:fd0d7bdfcdc2 16 #ifndef MBED_I2C_API_H
mbed_official 0:fd0d7bdfcdc2 17 #define MBED_I2C_API_H
mbed_official 0:fd0d7bdfcdc2 18
mbed_official 0:fd0d7bdfcdc2 19 #include "device.h"
mbed_official 0:fd0d7bdfcdc2 20
mbed_official 0:fd0d7bdfcdc2 21 #if DEVICE_I2C
mbed_official 0:fd0d7bdfcdc2 22
mbed_official 0:fd0d7bdfcdc2 23 #ifdef __cplusplus
mbed_official 0:fd0d7bdfcdc2 24 extern "C" {
mbed_official 0:fd0d7bdfcdc2 25 #endif
mbed_official 0:fd0d7bdfcdc2 26
mbed_official 0:fd0d7bdfcdc2 27 typedef struct i2c_s i2c_t;
mbed_official 0:fd0d7bdfcdc2 28
mbed_official 0:fd0d7bdfcdc2 29 void i2c_init (i2c_t *obj, PinName sda, PinName scl);
mbed_official 0:fd0d7bdfcdc2 30 void i2c_frequency (i2c_t *obj, int hz);
mbed_official 0:fd0d7bdfcdc2 31 int i2c_start (i2c_t *obj);
mbed_official 0:fd0d7bdfcdc2 32 void i2c_stop (i2c_t *obj);
emilmont 2:143cac498751 33 int i2c_read (i2c_t *obj, int address, char *data, int length, int stop);
mbed_official 0:fd0d7bdfcdc2 34 int i2c_write (i2c_t *obj, int address, const char *data, int length, int stop);
mbed_official 0:fd0d7bdfcdc2 35 void i2c_reset (i2c_t *obj);
mbed_official 0:fd0d7bdfcdc2 36 int i2c_byte_read (i2c_t *obj, int last);
mbed_official 0:fd0d7bdfcdc2 37 int i2c_byte_write (i2c_t *obj, int data);
mbed_official 0:fd0d7bdfcdc2 38
mbed_official 0:fd0d7bdfcdc2 39 #if DEVICE_I2CSLAVE
mbed_official 0:fd0d7bdfcdc2 40 void i2c_slave_mode (i2c_t *obj, int enable_slave);
mbed_official 0:fd0d7bdfcdc2 41 int i2c_slave_receive(i2c_t *obj);
mbed_official 0:fd0d7bdfcdc2 42 int i2c_slave_read (i2c_t *obj, char *data, int length);
mbed_official 0:fd0d7bdfcdc2 43 int i2c_slave_write (i2c_t *obj, const char *data, int length);
mbed_official 0:fd0d7bdfcdc2 44 void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask);
mbed_official 0:fd0d7bdfcdc2 45 #endif
mbed_official 0:fd0d7bdfcdc2 46
mbed_official 0:fd0d7bdfcdc2 47 #ifdef __cplusplus
mbed_official 0:fd0d7bdfcdc2 48 }
mbed_official 0:fd0d7bdfcdc2 49 #endif
mbed_official 0:fd0d7bdfcdc2 50
mbed_official 0:fd0d7bdfcdc2 51 #endif
mbed_official 0:fd0d7bdfcdc2 52
mbed_official 0:fd0d7bdfcdc2 53 #endif