Василий Басалаев / mbed-I2CIO

Modification of mbed-src library only for STM32F030F4, very cheap microcontroller in 20-Pin TSSOP package, with 16Kbytes of Flash and 4Kbytes of Ram. **Target for online compilator must be Nucleo 32F030R8.** 01.02.2018 Acosinwork: Fork of mbed-STM32F030F4 library. Support for Troyka GPIO expander by Amperka. http://amperka.ru/product/troyka-gpio-expander

Fork of mbed-STM32F030F4 by Nothing Special

hal/i2c_api.h@12:6f07dd7cbe47, 2018-02-01 (annotated)

Committer:
acosinwork
Date:
Thu Feb 01 10:37:10 2018 +0000
Revision:
12:6f07dd7cbe47
Parent:
0:38ccae254a29 
Change pin mapping and set internall oscillator as default. Fork to support Troyka GPIO expander (I2C I/O); http://amperka.ru/product/troyka-gpio-expander

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mega64 0:38ccae254a29 1 /* mbed Microcontroller Library
mega64 0:38ccae254a29 2 * Copyright (c) 2006-2013 ARM Limited
mega64 0:38ccae254a29 3 *
mega64 0:38ccae254a29 4 * Licensed under the Apache License, Version 2.0 (the "License");
mega64 0:38ccae254a29 5 * you may not use this file except in compliance with the License.
mega64 0:38ccae254a29 6 * You may obtain a copy of the License at
mega64 0:38ccae254a29 7 *
mega64 0:38ccae254a29 8 * http://www.apache.org/licenses/LICENSE-2.0
mega64 0:38ccae254a29 9 *
mega64 0:38ccae254a29 10 * Unless required by applicable law or agreed to in writing, software
mega64 0:38ccae254a29 11 * distributed under the License is distributed on an "AS IS" BASIS,
mega64 0:38ccae254a29 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mega64 0:38ccae254a29 13 * See the License for the specific language governing permissions and
mega64 0:38ccae254a29 14 * limitations under the License.
mega64 0:38ccae254a29 15 */
mega64 0:38ccae254a29 16 #ifndef MBED_I2C_API_H
mega64 0:38ccae254a29 17 #define MBED_I2C_API_H
mega64 0:38ccae254a29 18
mega64 0:38ccae254a29 19 #include "device.h"
mega64 0:38ccae254a29 20
mega64 0:38ccae254a29 21 #if DEVICE_I2C
mega64 0:38ccae254a29 22
mega64 0:38ccae254a29 23 #ifdef __cplusplus
mega64 0:38ccae254a29 24 extern "C" {
mega64 0:38ccae254a29 25 #endif
mega64 0:38ccae254a29 26
mega64 0:38ccae254a29 27 typedef struct i2c_s i2c_t;
mega64 0:38ccae254a29 28
mega64 0:38ccae254a29 29 enum {
mega64 0:38ccae254a29 30 I2C_ERROR_NO_SLAVE = -1,
mega64 0:38ccae254a29 31 I2C_ERROR_BUS_BUSY = -2
mega64 0:38ccae254a29 32 };
mega64 0:38ccae254a29 33
mega64 0:38ccae254a29 34 void i2c_init (i2c_t *obj, PinName sda, PinName scl);
mega64 0:38ccae254a29 35 void i2c_frequency (i2c_t *obj, int hz);
mega64 0:38ccae254a29 36 int i2c_start (i2c_t *obj);
mega64 0:38ccae254a29 37 int i2c_stop (i2c_t *obj);
mega64 0:38ccae254a29 38 int i2c_read (i2c_t *obj, int address, char *data, int length, int stop);
mega64 0:38ccae254a29 39 int i2c_write (i2c_t *obj, int address, const char *data, int length, int stop);
mega64 0:38ccae254a29 40 void i2c_reset (i2c_t *obj);
mega64 0:38ccae254a29 41 int i2c_byte_read (i2c_t *obj, int last);
mega64 0:38ccae254a29 42 int i2c_byte_write (i2c_t *obj, int data);
mega64 0:38ccae254a29 43
mega64 0:38ccae254a29 44 #if DEVICE_I2CSLAVE
mega64 0:38ccae254a29 45 void i2c_slave_mode (i2c_t *obj, int enable_slave);
mega64 0:38ccae254a29 46 int i2c_slave_receive(i2c_t *obj);
mega64 0:38ccae254a29 47 int i2c_slave_read (i2c_t *obj, char *data, int length);
mega64 0:38ccae254a29 48 int i2c_slave_write (i2c_t *obj, const char *data, int length);
mega64 0:38ccae254a29 49 void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask);
mega64 0:38ccae254a29 50 #endif
mega64 0:38ccae254a29 51
mega64 0:38ccae254a29 52 #ifdef __cplusplus
mega64 0:38ccae254a29 53 }
mega64 0:38ccae254a29 54 #endif
mega64 0:38ccae254a29 55
mega64 0:38ccae254a29 56 #endif
mega64 0:38ccae254a29 57
mega64 0:38ccae254a29 58 #endif