dco.h

modbus开发程序包

/*
 * FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
 * Copyright (C) 2006 Christian Walter <[e-mail]>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * File: $Id: dco.h,v 1.1 2006/11/19 03:00:34 wolti Exp $
 *
 */
#ifndef DCO_H
#define DCO_H

/* ----------------------- Defines ------------------------------------------*/
#define TI_DCO_NO_ERROR         ( 0 )
#define TI_DCO_SET_TO_SLOWEST   ( 1 )
#define TI_DCO_SET_TO_FASTEST   ( 2 )
#define TI_DCO_TIMEOUT_ERROR    ( 0xFF )

#define TI_DCO_1MHZ             ( 244 )   /* Target DCO = DELTA*(4096) ~1MHz */
#define TI_DCO_2MHZ             ( 488 )   /* Target DCO = DELTA*(4096) ~2MHz */
#define TI_DCO_3MHZ             ( 732 )   /* Target DCO = DELTA*(4096) ~3MHz */
#define TI_DCO_4MHZ             ( 977 )   /* Target DCO = DELTA*(4096) ~4MHz */
#define TI_DCO_5MHZ             ( 1221 )  /* Target DCO = DELTA*(4096) ~5MHz */
#define TI_DCO_6MHZ             ( 1465 )  /* Target DCO = DELTA*(4096) ~6MHz */
#define TI_DCO_7MHZ             ( 1709 )  /* Target DCO = DELTA*(4096) ~7MHz */
#define TI_DCO_8MHZ             ( 1953 )  /* Target DCO = DELTA*(4096) ~8MHz */
#define TI_DCO_9MHZ             ( 2197 )  /* Target DCO = DELTA*(4096) ~9MHz */
#define TI_DCO_10MHZ            ( 2441 )  /* Target DCO = DELTA*(4096) ~10MHz */
#define TI_DCO_11MHZ            ( 2686 )  /* Target DCO = DELTA*(4096) ~11MHz */
#define TI_DCO_12MHZ            ( 2930 )  /* Target DCO = DELTA*(4096) ~12MHz */
#define TI_DCO_13MHZ            ( 3174 )  /* Target DCO = DELTA*(4096) ~13MHz */
#define TI_DCO_14MHZ            ( 3418 )  /* Target DCO = DELTA*(4096) ~14MHz */
#define TI_DCO_15MHZ            ( 3662 )  /* Target DCO = DELTA*(4096) ~15MHz */
#define TI_DCO_16MHZ            ( 3906 )  /* Target DCO = DELTA*(4096) ~16MHz */

/* ----------------------- Function prototypes ------------------------------*/
extern char     cTISetDCO( int delta );

#endif