lol

Dependencies:   MMA8451Q

Fork of Application by Mateusz Kowalik

Committer:
Zaitsev
Date:
Tue Jan 10 20:42:26 2017 +0000
Revision:
10:41552d038a69
USB Serial bi-directional bridge

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Zaitsev 10:41552d038a69 1 /**
Zaitsev 10:41552d038a69 2 ******************************************************************************
Zaitsev 10:41552d038a69 3 * @file spi.h
Zaitsev 10:41552d038a69 4 * @brief Inlcude file of a SPI master driver
Zaitsev 10:41552d038a69 5 * @internal
Zaitsev 10:41552d038a69 6 * @author ON Semiconductor
Zaitsev 10:41552d038a69 7 * @version $Rev: $
Zaitsev 10:41552d038a69 8 * @date $Date: 2016-02-05 $
Zaitsev 10:41552d038a69 9 ******************************************************************************
Zaitsev 10:41552d038a69 10 * Copyright 2016 Semiconductor Components Industries LLC (d/b/a “ON Semiconductor”).
Zaitsev 10:41552d038a69 11 * All rights reserved. This software and/or documentation is licensed by ON Semiconductor
Zaitsev 10:41552d038a69 12 * under limited terms and conditions. The terms and conditions pertaining to the software
Zaitsev 10:41552d038a69 13 * and/or documentation are available at http://www.onsemi.com/site/pdf/ONSEMI_T&C.pdf
Zaitsev 10:41552d038a69 14 * (“ON Semiconductor Standard Terms and Conditions of Sale, Section 8 Software”) and
Zaitsev 10:41552d038a69 15 * if applicable the software license agreement. Do not use this software and/or
Zaitsev 10:41552d038a69 16 * documentation unless you have carefully read and you agree to the limited terms and
Zaitsev 10:41552d038a69 17 * conditions. By using this software and/or documentation, you agree to the limited
Zaitsev 10:41552d038a69 18 * terms and conditions.
Zaitsev 10:41552d038a69 19 *
Zaitsev 10:41552d038a69 20 * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
Zaitsev 10:41552d038a69 21 * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
Zaitsev 10:41552d038a69 22 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
Zaitsev 10:41552d038a69 23 * ON SEMICONDUCTOR SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL,
Zaitsev 10:41552d038a69 24 * INCIDENTAL, OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
Zaitsev 10:41552d038a69 25 * @endinternal
Zaitsev 10:41552d038a69 26 *
Zaitsev 10:41552d038a69 27 * @ingroup spi_h
Zaitsev 10:41552d038a69 28 *
Zaitsev 10:41552d038a69 29 * @details
Zaitsev 10:41552d038a69 30 *
Zaitsev 10:41552d038a69 31 */
Zaitsev 10:41552d038a69 32 #ifndef SPI_H_
Zaitsev 10:41552d038a69 33 #define SPI_H_
Zaitsev 10:41552d038a69 34
Zaitsev 10:41552d038a69 35 #include "device.h"
Zaitsev 10:41552d038a69 36 #include "spi_api.h"
Zaitsev 10:41552d038a69 37
Zaitsev 10:41552d038a69 38 #if DEVICE_SPI
Zaitsev 10:41552d038a69 39
Zaitsev 10:41552d038a69 40 #ifdef __cplusplus
Zaitsev 10:41552d038a69 41 extern "C" {
Zaitsev 10:41552d038a69 42 #endif
Zaitsev 10:41552d038a69 43
Zaitsev 10:41552d038a69 44 /* Miscellaneous I/O and control operations codes */
Zaitsev 10:41552d038a69 45 #define SPI_IPC7207_IOCTL_GET_SLAVE_SELECT (0x1) /**< <b>Ioctl request code</b>: Reading slaveSelect register */
Zaitsev 10:41552d038a69 46 #define SPI_IPC7207_IOCTL_SET_SLAVE_SELECT (0x2) /**< <b>Ioctl request code</b>: Setting slaveSelect register */
Zaitsev 10:41552d038a69 47 #define SPI_IPC7207_IOCTL_FLUSH (0x3) /**< <b>Ioctl request code</b>: Flushin FIFOs and serial shift registers */
Zaitsev 10:41552d038a69 48
Zaitsev 10:41552d038a69 49 /* Control register bit positions */
Zaitsev 10:41552d038a69 50 #define SPI_WORD_WIDTH_BIT_POS 6
Zaitsev 10:41552d038a69 51 #define SPI_SLAVE_MASTER_BIT_POS 5
Zaitsev 10:41552d038a69 52 #define SPI_CPOL_BIT_POS 4
Zaitsev 10:41552d038a69 53 #define SPI_CPHA_BIT_POS 3
Zaitsev 10:41552d038a69 54 #define SPI_ENDIAN_BIT_POS 2
Zaitsev 10:41552d038a69 55 #define SPI_SAMPLE_EDGE_BIT_POS 1
Zaitsev 10:41552d038a69 56 #define SPI_PORT_ENABLE_BIT_POS 0
Zaitsev 10:41552d038a69 57
Zaitsev 10:41552d038a69 58 /* COntrol register bits */
Zaitsev 10:41552d038a69 59 #define SPI_ENDIAN_MSB_FIRST 1
Zaitsev 10:41552d038a69 60 #define SPI_CPOL_IDLE_LOW 0
Zaitsev 10:41552d038a69 61 #define SPI_CPHA_BEFORE_1ST_EDGE 0
Zaitsev 10:41552d038a69 62 #define SPI_MASTER_MODE 1
Zaitsev 10:41552d038a69 63 #define SPI_WORD_WIDTH_8_BITS 0
Zaitsev 10:41552d038a69 64 #define SPI_SAMPLE_OPP_CLK_EDGE_DATA 0
Zaitsev 10:41552d038a69 65 #define SPI_SLAVE_SELECT_NORM_BEHAVE 0
Zaitsev 10:41552d038a69 66 #define SPI_PORT_ENABLE 1
Zaitsev 10:41552d038a69 67
Zaitsev 10:41552d038a69 68 #define SPI_SLAVE_SELECT_DEFAULT 0x10
Zaitsev 10:41552d038a69 69
Zaitsev 10:41552d038a69 70 #define SPI_DEFAULT_CONFIG 0x25
Zaitsev 10:41552d038a69 71
Zaitsev 10:41552d038a69 72 #define SPI_DEFAULT_SPEED 1000000
Zaitsev 10:41552d038a69 73 #define SPI_BYTE_MASK 0xFF
Zaitsev 10:41552d038a69 74
Zaitsev 10:41552d038a69 75 extern void fSpiInit(spi_t *obj, PinName mosi, PinName miso, PinName sclk, PinName ssel);
Zaitsev 10:41552d038a69 76 extern void fSpiClose(spi_t *obj);
Zaitsev 10:41552d038a69 77 extern int fSpiWriteB(spi_t *obj, uint32_t const buf);
Zaitsev 10:41552d038a69 78
Zaitsev 10:41552d038a69 79 #ifdef __cplusplus
Zaitsev 10:41552d038a69 80 }
Zaitsev 10:41552d038a69 81 #endif /* __cplusplus */
Zaitsev 10:41552d038a69 82
Zaitsev 10:41552d038a69 83 #endif /* DEVICE_SPI */
Zaitsev 10:41552d038a69 84
Zaitsev 10:41552d038a69 85 #endif /* SPI_H_ */