Mark Turner / MarksMbed

This is a repository for all my programs or modified programs.

i2c_api.h@0:72480818e4a9, 2016-09-11 (annotated)

Committer:
mturner5
Date:
Sun Sep 11 23:48:09 2016 +0000
Revision:
0:72480818e4a9
Made delays for the LEDS and button presses

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mturner5 0:72480818e4a9 1 /* mbed Microcontroller Library
mturner5 0:72480818e4a9 2 * Copyright (c) 2006-2013 ARM Limited
mturner5 0:72480818e4a9 3 *
mturner5 0:72480818e4a9 4 * Licensed under the Apache License, Version 2.0 (the "License");
mturner5 0:72480818e4a9 5 * you may not use this file except in compliance with the License.
mturner5 0:72480818e4a9 6 * You may obtain a copy of the License at
mturner5 0:72480818e4a9 7 *
mturner5 0:72480818e4a9 8 * http://www.apache.org/licenses/LICENSE-2.0
mturner5 0:72480818e4a9 9 *
mturner5 0:72480818e4a9 10 * Unless required by applicable law or agreed to in writing, software
mturner5 0:72480818e4a9 11 * distributed under the License is distributed on an "AS IS" BASIS,
mturner5 0:72480818e4a9 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mturner5 0:72480818e4a9 13 * See the License for the specific language governing permissions and
mturner5 0:72480818e4a9 14 * limitations under the License.
mturner5 0:72480818e4a9 15 */
mturner5 0:72480818e4a9 16 #ifndef MBED_I2C_API_H
mturner5 0:72480818e4a9 17 #define MBED_I2C_API_H
mturner5 0:72480818e4a9 18
mturner5 0:72480818e4a9 19 #include "device.h"
mturner5 0:72480818e4a9 20
mturner5 0:72480818e4a9 21 #if DEVICE_I2C
mturner5 0:72480818e4a9 22
mturner5 0:72480818e4a9 23 #ifdef __cplusplus
mturner5 0:72480818e4a9 24 extern "C" {
mturner5 0:72480818e4a9 25 #endif
mturner5 0:72480818e4a9 26
mturner5 0:72480818e4a9 27 typedef struct i2c_s i2c_t;
mturner5 0:72480818e4a9 28
mturner5 0:72480818e4a9 29 enum {
mturner5 0:72480818e4a9 30 I2C_ERROR_NO_SLAVE = -1,
mturner5 0:72480818e4a9 31 I2C_ERROR_BUS_BUSY = -2
mturner5 0:72480818e4a9 32 };
mturner5 0:72480818e4a9 33
mturner5 0:72480818e4a9 34 void i2c_init (i2c_t *obj, PinName sda, PinName scl);
mturner5 0:72480818e4a9 35 void i2c_frequency (i2c_t *obj, int hz);
mturner5 0:72480818e4a9 36 int i2c_start (i2c_t *obj);
mturner5 0:72480818e4a9 37 int i2c_stop (i2c_t *obj);
mturner5 0:72480818e4a9 38 int i2c_read (i2c_t *obj, int address, char *data, int length, int stop);
mturner5 0:72480818e4a9 39 int i2c_write (i2c_t *obj, int address, const char *data, int length, int stop);
mturner5 0:72480818e4a9 40 void i2c_reset (i2c_t *obj);
mturner5 0:72480818e4a9 41 int i2c_byte_read (i2c_t *obj, int last);
mturner5 0:72480818e4a9 42 int i2c_byte_write (i2c_t *obj, int data);
mturner5 0:72480818e4a9 43
mturner5 0:72480818e4a9 44 #if DEVICE_I2CSLAVE
mturner5 0:72480818e4a9 45 void i2c_slave_mode (i2c_t *obj, int enable_slave);
mturner5 0:72480818e4a9 46 int i2c_slave_receive(i2c_t *obj);
mturner5 0:72480818e4a9 47 int i2c_slave_read (i2c_t *obj, char *data, int length);
mturner5 0:72480818e4a9 48 int i2c_slave_write (i2c_t *obj, const char *data, int length);
mturner5 0:72480818e4a9 49 void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask);
mturner5 0:72480818e4a9 50 #endif
mturner5 0:72480818e4a9 51
mturner5 0:72480818e4a9 52 #ifdef __cplusplus
mturner5 0:72480818e4a9 53 }
mturner5 0:72480818e4a9 54 #endif
mturner5 0:72480818e4a9 55
mturner5 0:72480818e4a9 56 #endif
mturner5 0:72480818e4a9 57
mturner5 0:72480818e4a9 58 #endif