/*********************************************************************
 *
 *                  SPI API implementation file
 *
 *********************************************************************
 * FileName:        spi_chn_putc_lib.c
 * Dependencies:	Generic.h
 * 					Spi.h
 *
 * Processor:       PIC32
 *
 * Complier:        MPLAB C32
 *                  MPLAB IDE
 * Company:         Microchip Technology Inc..
 *
 * Software License Agreement
 *
 * The software supplied herewith by Microchip Technology Incorporated
 * (the Company) for its PIC32 Microcontroller is intended
 * and supplied to you, the Companys customer, for use solely and
 * exclusively on Microchip PIC32 Microcontroller products.
 * The software is owned by the Company and/or its supplier, and is
 * protected under applicable copyright laws. All rights are reserved.
 * Any use in violation of the foregoing restrictions may subject the
 * user to criminal sanctions under applicable laws, as well as to
 * civil liability for the breach of the terms and conditions of this
 * license.
 *
 * THIS SOFTWARE IS PROVIDED IN AN AS IS CONDITION. NO WARRANTIES,
 * WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT LIMITED
 * TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. THE COMPANY SHALL NOT,
 * IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL OR
 * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
 *
 *
 * $Id$
 * $Name$
 *
 ********************************************************************/
#include <peripheral/generic.h>


#include <peripheral/spi.h>

#include "_spi_map_tbl.h"


/********************
 * Channel functions.
 * Defined only if there's at least one valid SPI channel
 * *********************************/
#if defined(_SPI1) || defined(_SPI2)


/*********************************************************************
 * Function:        void SpiChnPutC(int chn, int data)
 *
 * PreCondition:    None
 *
 * Input:			chn			- the channel to check
 * 					data	- the data to be written to the port
 *
 * Output:          None
 *
 * Side Effects:    None
 *
 * Overview:        This routine writes a single byte/half word/word to the SPI bus.
 * 					It waits so that it doesn't overwrite the previous untransmitted data.
 *
 * Note:            byte/hword/word accesses will perform correctly.
 *
 ********************************************************************/
PUBLIC void SpiChnPutC(int chn, int data)
{
	volatile SpiRegMap*	pReg=SpiMapTbl[chn-1];

	while(!pReg->stat.SPITBE);	// wait tx buff ready
	pReg->buf=data;			// write data to the buffer
}

#endif	//_SPI1 || _SPI2


