abcc_handler_spi.c

00001 /*******************************************************************************
00002 ********************************************************************************
00003 **                                                                            **
00004 ** ABCC Driver version 4.01.01 (2015-12-14)                                   **
00005 **                                                                            **
00006 ** Delivered with:                                                            **
00007 **    ABP         7.16.01 (2015-10-14)                                        **
00008 **                                                                            */
00009 /*******************************************************************************
00010 ********************************************************************************
00011 ** COPYRIGHT NOTIFICATION (c) 2013 HMS Industrial Networks AB                 **
00012 **                                                                            **
00013 ** This code is the property of HMS Industrial Networks AB.                   **
00014 ** The source code may not be reproduced, distributed, or used without        **
00015 ** permission. When used together with a product from HMS, permission is      **
00016 ** granted to modify, reproduce and distribute the code in binary form        **
00017 ** without any restrictions.                                                  **
00018 **                                                                            **
00019 ** THE CODE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. HMS DOES NOT    **
00020 ** WARRANT THAT THE FUNCTIONS OF THE CODE WILL MEET YOUR REQUIREMENTS, OR     **
00021 ** THAT THE OPERATION OF THE CODE WILL BE UNINTERRUPTED OR ERROR-FREE, OR     **
00022 ** THAT DEFECTS IN IT CAN BE CORRECTED.                                       **
00023 ********************************************************************************
00024 ********************************************************************************
00025 ** This file implements the ABCC_DunDriver() and ABCC_ISR() routine for SPI
00026 ** operating mode.
00027 ********************************************************************************
00028 ********************************************************************************
00029 */
00030 
00031 #include "abcc_drv_cfg.h"
00032 
00033 #if( ABCC_CFG_DRV_SPI )
00034 
00035 #include "abcc_td.h"
00036 #include "../abcc_drv_if.h"
00037 #include "abp.h"
00038 #include "abcc.h"
00039 #include "../abcc_link.h"
00040 #include "abcc_sys_adapt.h"
00041 #include "../abcc_debug_err.h"
00042 #include "../abcc_handler.h"
00043 #include "../abcc_timer.h"
00044 
00045 /*******************************************************************************
00046 ** Public Globals
00047 ********************************************************************************
00048 */
00049 
00050 /*******************************************************************************
00051 ** Private Globals
00052 ********************************************************************************
00053 */
00054 
00055 /*******************************************************************************
00056 ** Public Functions
00057 ********************************************************************************
00058 */
00059 
00060 /*------------------------------------------------------------------------------
00061 ** ABCC_RunDriver()
00062 **------------------------------------------------------------------------------
00063 */
00064 ABCC_ErrorCodeType ABCC_SpiRunDriver( void )
00065 {
00066    ABCC_MainStateType eMainState;
00067 
00068    eMainState = ABCC_GetMainState();
00069 
00070    if ( eMainState < ABCC_DRV_SETUP )
00071    {
00072       if ( eMainState != ABCC_DRV_ERROR )
00073       {
00074          ABCC_ERROR(ABCC_SEV_WARNING, ABCC_EC_INCORRECT_STATE, 0);
00075          ABCC_SetMainStateError();
00076       }
00077       return( ABCC_EC_INCORRECT_STATE );
00078    }
00079 
00080    ABCC_CheckWrPdUpdate();
00081    ABCC_LinkCheckSendMessage();
00082 
00083    /*
00084    ** Send MOSI frame
00085    */
00086    pnABCC_DrvRunDriverTx();
00087 
00088 #if( ABCC_CFG_SYNC_MEASUREMENT_IP )
00089    /*
00090    ** We have now finished sending data to the Anybus and thus we end the
00091    ** sync measurement.
00092    */
00093    if( fAbccUserSyncMeasurementIp )
00094    {
00095       ABCC_SYS_GpioReset();
00096       fAbccUserSyncMeasurementIp = FALSE;
00097    }
00098 #endif
00099 
00100    /*
00101    ** Handle received MISO frame
00102    */
00103    ABCC_LinkRunDriverRx();
00104 
00105    ABCC_TriggerRdPdUpdate();
00106    ABCC_TriggerAnbStatusUpdate();
00107    ABCC_TriggerReceiveMessage();
00108 
00109    return( ABCC_EC_NO_ERROR );
00110    /* end of AnybusMain() */
00111 }
00112 
00113 #if( ABCC_CFG_INT_ENABLED )
00114 void ABCC_SpiISR()
00115 {
00116    ABCC_MainStateType eMainState;
00117 
00118    eMainState = ABCC_GetMainState();
00119 
00120    if ( eMainState < ABCC_DRV_WAIT_COMMUNICATION_RDY )
00121    {
00122       return;
00123    }
00124 
00125    if ( eMainState == ABCC_DRV_WAIT_COMMUNICATION_RDY )
00126    {
00127       ABCC_SetReadyForCommunication();
00128       return;
00129    }
00130 
00131    ABCC_CbfEvent( 0 );
00132 }
00133 #else
00134 void ABCC_SpiISR()
00135 {
00136    ABCC_ERROR( ABCC_SEV_WARNING, ABCC_EC_INTERNAL_ERROR, 0);
00137 }
00138 #endif
00139 #endif /* ABCC_CFG_DRV_SPI */
00140 
00141 /*******************************************************************************
00142 ** Public Services
00143 ********************************************************************************
00144 */
00145 
00146 /*******************************************************************************
00147 ** Tasks
00148 ********************************************************************************
00149 */