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tini400_spi.h

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00001 /*---------------------------------------------------------------------------
00002  *  Copyright (C) 2004 Dallas Semiconductor Corporation, All Rights Reserved.
00003  * 
00004  *  Permission is hereby granted, free of charge, to any person obtaining a
00005  *  copy of this software and associated documentation files (the "Software"),
00006  *  to deal in the Software without restriction, including without limitation
00007  *  the rights to use, copy, modify, merge, publish, distribute, sublicense,
00008  *  and/or sell copies of the Software, and to permit persons to whom the
00009  *  Software is furnished to do so, subject to the following conditions:
00010  * 
00011  *  The above copyright notice and this permission notice shall be included
00012  *  in all copies or substantial portions of the Software.
00013  * 
00014  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00015  *  OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00016  *  MERCHANTABILITY,  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00017  *  IN NO EVENT SHALL DALLAS SEMICONDUCTOR BE LIABLE FOR ANY CLAIM, DAMAGES
00018  *  OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00019  *  ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00020  *  OTHER DEALINGS IN THE SOFTWARE.
00021  * 
00022  *  Except as contained in this notice, the name of Dallas Semiconductor
00023  *  shall not be used except as stated in the Dallas Semiconductor
00024  *  Branding Policy.
00025  * ---------------------------------------------------------------------------
00026  *
00027  * This file contains function definitions for the built-in ROM functions 
00028  * of the Dallas Semiconductor 400 processor.  This file is intended for use 
00029  * with the Keil MicroVision (uVision) C compiler.
00030  *
00031  * ---------------------------------------------------------------------------
00032  */
00033 #ifndef __rom400_spi_
00034 #define __rom400_spi_
00035 
00064 #define TINI400_SPI_VERSION         1
00065 
00066 
00086 #define SPI_CKPOL_MASK  0x01
00087 
00093 #define SPI_CKPHA_MASK  0x02
00094 
00107 #define SPI_WORD_MASK   0x04
00108 
00117 #define SPI_SKEW_MASK   0x08
00118 
00127 #define SPI_USESS_MASK  0x10
00128 
00137 #define SPI_SYNCHSS_MASK        0x20
00138 
00147 #define SPI_INVERTSS_MASK       0x40
00148 
00149 
00154 void spi_init(void);
00155 
00173 int spi_reverseBits( int length, int wordSize, unsigned char* dataptr );
00174 
00199 // ---------------------------------------------------------------------------
00200 void spi_xmit( unsigned char* dataptr, int length, unsigned char delay,
00201                  unsigned char options );
00207 //---------------------------------------------------------------------------
00208 unsigned int spi_version(void);
00209 
00210 #endif

Copyright 2004 Dallas Semiconductor, Inc.. Documentation generated by Doxygen.