/******************************************************************************\

* Copyright (C) 2003 Morrihan International Corporated.

* All Rights Reserved

*------------------------------------------------------------------------------

* FILENAME...... mcbsp.c

* LAST MODIFIED. 06/10/2003

\******************************************************************************/

#include

#include

/* Include DSPBIOS/CSL GUI configuration generated header file */

#include "mcbspcfg.h"

#include

#include

#include

void hw_init(void);

/*----------------------------------------------------------------------------*/

/* Create data buffers for transfer */

Uint16 xmt, rcv;

/*----------------------------------------------------------------------------*/

void main() {

rcv = 0x0031;

hw_init();

while(1) {

/* Begin data transfer loop. We will loop thru to receive/transmit data */

/* Wait for RRDY signal to read data from DRR */

while (!MCBSP_rrdy(hMcbsp0));

/* Read 16 bit value from DRR */

rcv = MCBSP_read16(hMcbsp0);

xmt = rcv+2;

/* Wait for XRDY signal before writing data to DXR */

while (!MCBSP_xrdy(hMcbsp0));

/* Write 16 bit data value to DXR */

MCBSP_write16(hMcbsp0,xmt);

}

}

void hw_init() {

LOG_printf(&LogMain,"");

/* Start the MCBSP and Sample Rate Generator. */

/* The MCBSP_Handle object, hMcbsp0 has been */

/* predefined in code generated by DSPBIOS/CSL*/

/* GUI configuration. */

/* Take MCBSP receive and transmit out of reset */

MCBSP_start(hMcbsp0,MCBSP_RCV_START | MCBSP_XMIT_START,0);

/* Prime MCBSP DXR */

/* Start the MCBSP and Sample Rate Generator */

MCBSP_start(hMcbsp0,MCBSP_SRGR_START | MCBSP_SRGR_FRAMESYNC,0x200);

}