Ermanno Brusadin / mbed

mbed library sources

Dependents:   FRDM-KL46Z_LCD_Test FRDM-KL46Z_LCD_Test FRDM-KL46Z_Plantilla FRDM-KL46Z_Plantilla ... more

hal/i2c_api.h@0:6bc4ac881c8e, 2016-07-28 (annotated)

Committer:
ebrus
Date:
Thu Jul 28 15:56:34 2016 +0000
Revision:
0:6bc4ac881c8e
1;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ebrus 0:6bc4ac881c8e 1 /* mbed Microcontroller Library
ebrus 0:6bc4ac881c8e 2 * Copyright (c) 2006-2013 ARM Limited
ebrus 0:6bc4ac881c8e 3 *
ebrus 0:6bc4ac881c8e 4 * Licensed under the Apache License, Version 2.0 (the "License");
ebrus 0:6bc4ac881c8e 5 * you may not use this file except in compliance with the License.
ebrus 0:6bc4ac881c8e 6 * You may obtain a copy of the License at
ebrus 0:6bc4ac881c8e 7 *
ebrus 0:6bc4ac881c8e 8 * http://www.apache.org/licenses/LICENSE-2.0
ebrus 0:6bc4ac881c8e 9 *
ebrus 0:6bc4ac881c8e 10 * Unless required by applicable law or agreed to in writing, software
ebrus 0:6bc4ac881c8e 11 * distributed under the License is distributed on an "AS IS" BASIS,
ebrus 0:6bc4ac881c8e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
ebrus 0:6bc4ac881c8e 13 * See the License for the specific language governing permissions and
ebrus 0:6bc4ac881c8e 14 * limitations under the License.
ebrus 0:6bc4ac881c8e 15 */
ebrus 0:6bc4ac881c8e 16 #ifndef MBED_I2C_API_H
ebrus 0:6bc4ac881c8e 17 #define MBED_I2C_API_H
ebrus 0:6bc4ac881c8e 18
ebrus 0:6bc4ac881c8e 19 #include "device.h"
ebrus 0:6bc4ac881c8e 20
ebrus 0:6bc4ac881c8e 21 #if DEVICE_I2C
ebrus 0:6bc4ac881c8e 22
ebrus 0:6bc4ac881c8e 23 #ifdef __cplusplus
ebrus 0:6bc4ac881c8e 24 extern "C" {
ebrus 0:6bc4ac881c8e 25 #endif
ebrus 0:6bc4ac881c8e 26
ebrus 0:6bc4ac881c8e 27 typedef struct i2c_s i2c_t;
ebrus 0:6bc4ac881c8e 28
ebrus 0:6bc4ac881c8e 29 enum {
ebrus 0:6bc4ac881c8e 30 I2C_ERROR_NO_SLAVE = -1,
ebrus 0:6bc4ac881c8e 31 I2C_ERROR_BUS_BUSY = -2
ebrus 0:6bc4ac881c8e 32 };
ebrus 0:6bc4ac881c8e 33
ebrus 0:6bc4ac881c8e 34 void i2c_init (i2c_t *obj, PinName sda, PinName scl);
ebrus 0:6bc4ac881c8e 35 void i2c_frequency (i2c_t *obj, int hz);
ebrus 0:6bc4ac881c8e 36 int i2c_start (i2c_t *obj);
ebrus 0:6bc4ac881c8e 37 int i2c_stop (i2c_t *obj);
ebrus 0:6bc4ac881c8e 38 int i2c_read (i2c_t *obj, int address, char *data, int length, int stop);
ebrus 0:6bc4ac881c8e 39 int i2c_write (i2c_t *obj, int address, const char *data, int length, int stop);
ebrus 0:6bc4ac881c8e 40 void i2c_reset (i2c_t *obj);
ebrus 0:6bc4ac881c8e 41 int i2c_byte_read (i2c_t *obj, int last);
ebrus 0:6bc4ac881c8e 42 int i2c_byte_write (i2c_t *obj, int data);
ebrus 0:6bc4ac881c8e 43
ebrus 0:6bc4ac881c8e 44 #if DEVICE_I2CSLAVE
ebrus 0:6bc4ac881c8e 45 void i2c_slave_mode (i2c_t *obj, int enable_slave);
ebrus 0:6bc4ac881c8e 46 int i2c_slave_receive(i2c_t *obj);
ebrus 0:6bc4ac881c8e 47 int i2c_slave_read (i2c_t *obj, char *data, int length);
ebrus 0:6bc4ac881c8e 48 int i2c_slave_write (i2c_t *obj, const char *data, int length);
ebrus 0:6bc4ac881c8e 49 void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask);
ebrus 0:6bc4ac881c8e 50 #endif
ebrus 0:6bc4ac881c8e 51
ebrus 0:6bc4ac881c8e 52 #ifdef __cplusplus
ebrus 0:6bc4ac881c8e 53 }
ebrus 0:6bc4ac881c8e 54 #endif
ebrus 0:6bc4ac881c8e 55
ebrus 0:6bc4ac881c8e 56 #endif
ebrus 0:6bc4ac881c8e 57
ebrus 0:6bc4ac881c8e 58 #endif