cpcore.c

Controller Area Network Programming Interface Environment Ver0.8。 CanPie版本0.8. CAN总线通讯编程接口源代码。

/*****************************************************************************\
*  CANpie                                                                     *
*                                                                             *
*  File        : cpcore.c                                                     *
*  Description : CANpie core functions                                        *
*  Author      : Uwe Koppe                                                    *
*  e-mail      : [e-mail]                                       *
*                                                                             *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - *
*                                                                             *
*   This program is free software; you can redistribute it and/or modify      *
*   it under the terms of the GNU General Public License as published by      *
*   the Free Software Foundation; either version 2 of the License, or         *
*   (at your option) any later version.                                       *
*                                                                             *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - *
*                                                                             *
*  History                                                                    *
*  Vers.    Date        Comment                                         Aut.  *
*  -----    ----------  ---------------------------------------------   ----  *
*  0.1      11.02.1999  Initial version                                 UK    *
*  0.2      29.04.1999  Changed structures, new data type definitions   UK    *
*  0.3      04.09.1999  Adaption to version 0.3 of the CANpie Doc.      UK    *
*  0.4      18.01.2000  Adaption to Keil C compiler                     UK    *
*  0.5                  - no changes -                                        *
*  0.6      15.06.2000  set to CANpie release 0.6                       UK    *
*  0.7      02.11.2000  new functions for buffer operations             UK    *
*  0.8      15.02.2001  set to CANpie release 0.8                       UK   	*
*                                                                             *
\*****************************************************************************/

#include "cpconfig.h"
#include "cpcore.h"
#include "cpfifo.h"
#include "cpfilter.h"
#include "cpmacro.h"


/*-------------------------------------------------------------------
** Global variables used for the core functions
**
*/
static _U08    CpVar_CAN_Status[CP_CHANNEL_MAX];

_U08 (* CpInt_ReceiveHandler[CP_CHANNEL_MAX] )(CpStruct_CAN *);
_U08 (* CpInt_TransmitHandler[CP_CHANNEL_MAX])(CpStruct_CAN *);
_U08 (* CpInt_ErrorHandler[CP_CHANNEL_MAX]   )(_U08);

//-------------------------------------------------------------------
// the 碈pVar_InitFlag