open-ameba/sdk/component/common/mbed/hal/spi_api.h

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2016-11-09 00:56:41 +00:00
/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MBED_SPI_API_H
#define MBED_SPI_API_H
#include "device.h"
#if DEVICE_SPI
#ifdef __cplusplus
extern "C" {
#endif
typedef struct spi_s spi_t;
void spi_init (spi_t *obj, PinName mosi, PinName miso, PinName sclk, PinName ssel);
void spi_free (spi_t *obj);
void spi_format (spi_t *obj, int bits, int mode, int slave);
void spi_frequency (spi_t *obj, int hz);
int spi_master_write (spi_t *obj, int value);
int spi_slave_receive(spi_t *obj);
int spi_slave_read (spi_t *obj);
void spi_slave_write (spi_t *obj, int value);
int spi_busy (spi_t *obj);
#ifdef __cplusplus
}
#endif
#endif
#endif