/*									tab:4 * * * "Copyright (c) 2000 and The Regents of the University  * of California.  All rights reserved. * * Permission to use, copy, modify, and distribute this software and its * documentation for any purpose, without fee, and without written agreement is * hereby granted, provided that the above copyright notice and the following * two paragraphs appear in all copies of this software. *  * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *  * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS." * * Authors:		Jason Hill * * This is a Byte level encoding component that perform forward error correction. * Each byte is automatically simultaneously DC balance and SEC_DED encoded.   * When a byte is received, a single bit error can be corrected and a two bit * error can be detected.  Currently, the correctable errors are fixed and the  * other are passed through. * */TOS_MODULE SPI_BYTE_FIFO;ACCEPTS{	char SPI_IDLE(void);	char SPI_START_READ_BYTES(short timing);	char SPI_SEND_DATA(char mode);};SIGNALS{	char SPI_DATA_SEND_READY(char data);};USES{	char SPI_SLAVE_PIN_HIGH();	char SPI_SLAVE_PIN_LOW();};HANDLES{	char SPI_SLAVE_NOTIFY();};