1 // *********************************************************************
    2 //   Custom DPA Handler code template                                  *
    3 // *********************************************************************
    4 // Copyright (c) MICRORISC s.r.o.
    5 //
    6 // File:    $RCSfile: CustomDpaHandler-Template-OptimizedSwitch-Node.c,v $
    7 // Version: $Revision: 1.14 $
    8 // Date:    $Date: 2022/02/25 09:41:25 $
    9 //
   10 // Revision history:
   11 //   2022/02/24  Release for DPA 4.17
   12 //   2021/08/20  Release for DPA 4.16
   13 //   2020/09/03  Release for DPA 4.15
   14 //   2020/02/27  Release for DPA 4.13
   15 //   2019/01/10  Release for DPA 4.00
   16 //   2017/08/14  Release for DPA 3.01
   17 //   2017/03/13  Release for DPA 3.00
   18 //   2015/08/05  Release for DPA 2.20
   19 //   2014/10/31  Release for DPA 2.10
   20 //   2014/04/30  Release for DPA 2.00
   21 //
   22 // *********************************************************************
   23 
   24 // Online DPA documentation https://doc.iqrf.org/DpaTechGuide/
   25 
   26 // Default IQRF include (modify the path according to your setup)
   27 #include "IQRF.h"
   28 
   29 // Default DPA header (modify the path according to your setup)
   30 #include "DPA.h"
   31 // Default Custom DPA Handler header (modify the path according to your setup)
   32 #include "DPAcustomHandler.h"
   33 
   34 // Uncomment the following includes if the respective component is needed
   35 // IQRF standards header (modify the path according to your setup)
   36 //#include "IQRFstandard.h"
   37 //#include "IQRF_HWPID.h"
   38 //#include "NFC.c"
   39 
   40 //############################################################################################
   41 
   42 // Place for global variables shared among CustomDpaHandler() and other function, otherwise local [static] variables are recommended
   43 // example: uns8 globalCounter;
   44 
   45 // Must be the 1st defined function in the source code in order to be placed at the correct FLASH location!
   46 //############################################################################################
   47 // https://doc.iqrf.org/DpaTechGuide/pages/custom-dpa-handler.html
   48 bit CustomDpaHandler()
   49 //############################################################################################
   50 {
   51   // Handler presence mark
   52   clrwdt();
   53 
   54   // Place for local static variables used only within CustomDpaHandler() among more events
   55   // example: static bit interruptOccured;
   56 
   57   // Detect DPA event to handle
   58   // Do not handle "out of range" events. The handled event with the highest value can be used instead of DpaEvent_LAST and "computedGoto" section made thus event shorter.
   59   W = DpaEvent_LAST - GetDpaEvent();
   60   if ( !Carry )
   61     goto DpaHandleReturnFALSE;
   62 
   63   skip( W );
   64 #pragma computedGoto 1
   65   // Reverse order of events because of subtraction
   66   goto _DpaEvent_VerifyLocalFrc;
   67   goto _DpaEvent_Indicate;
   68   goto _DpaEvent_BondingButton;
   69   goto _DpaEvent_FrcResponseTime;
   70   goto _DpaEvent_UserDpaValue;
   71   goto DpaHandleReturnFALSE; // Formerly DpaEvent_AuthorizePreBonding
   72   goto _DpaEvent_PeerToPeer;
   73   goto _DpaEvent_BeforeSendingDpaResponse;
   74   goto _DpaEvent_ReceiveDpaRequest;
   75   goto DpaHandleReturnFALSE; // _DpaEvent_IFaceReceive : not implemented at Node
   76   goto DpaHandleReturnFALSE; // _DpaEvent_ReceiveDpaResponse : not implemented at Node
   77   goto _DpaEvent_FrcValue;
   78   goto _DpaEvent_DisableInterrupts;
   79   goto _DpaEvent_Reset;
   80   goto _DpaEvent_AfterSleep;
   81   goto _DpaEvent_BeforeSleep;
   82   goto _DpaEvent_AfterRouting;
   83   goto _DpaEvent_Notification;
   84   goto _DpaEvent_Init;
   85   goto _DpaEvent_Idle;
   86   goto _DpaEvent_Interrupt;
   87   goto _DpaEvent_DpaRequest;
   88 #pragma computedGoto 0
   89   ;
   90   // -------------------------------------------------
   91 _DpaEvent_DpaRequest:
   92   // Called to interpret DPA request for peripherals
   93   // https://doc.iqrf.org/DpaTechGuide/pages/EventDpaRequest.html
   94   // -------------------------------------------------
   95   // Peripheral enumeration
   96   // https://doc.iqrf.org/DpaTechGuide/pages/enumerate-peripherals.html
   97   IfDpaEnumPeripherals_Else_PeripheralInfo_Else_PeripheralRequest()
   98   {
   99     _DpaMessage.EnumPeripheralsAnswer.UserPerNr |= 0; // ?
  100     // FlagUserPer( _DpaMessage.EnumPeripheralsAnswer.UserPer, PNUM_USER + 0 ); // ?
  101     _DpaMessage.EnumPeripheralsAnswer.HWPID |= 0x000F; // ????
  102     _DpaMessage.EnumPeripheralsAnswer.HWPIDver |= 0; // ????
  103 
  104 DpaHandleReturnTRUE:
  105     return TRUE;
  106   }
  107   // -------------------------------------------------
  108   // Get information about peripheral
  109   // https://doc.iqrf.org/DpaTechGuide/pages/get-peripheral-info.html
  110   else
  111   {
  112     if ( _PNUM == PNUM_USER + 0 ) // ?
  113     {
  114       _DpaMessage.PeripheralInfoAnswer.PerT = 0; // PERIPHERAL_TYPE_?
  115       _DpaMessage.PeripheralInfoAnswer.PerTE = 0; // PERIPHERAL_TYPE_EXTENDED_?
  116       _DpaMessage.PeripheralInfoAnswer.Par1 = 0; // ?
  117       _DpaMessage.PeripheralInfoAnswer.Par2 = 0; // ?
  118       goto DpaHandleReturnTRUE;
  119     }
  120 
  121     goto DpaHandleReturnFALSE;
  122   }
  123   // -------------------------------------------------
  124   // Handle peripheral command
  125   // https://doc.iqrf.org/DpaTechGuide/pages/handle-peripheral-request.html
  126   if ( _PNUM == PNUM_USER + 0 ) // ?
  127   {
  128     if ( _PCMD == 0 ) // ????
  129     {
  130       goto DpaHandleReturnTRUE;
  131     }
  132   }
  133 
  134   goto DpaHandleReturnFALSE;
  135 
  136   // -------------------------------------------------
  137 _DpaEvent_Interrupt:
  138   // Do an extra quick background interrupt work
  139   // ! The time spent handling this event is critical.If there is no interrupt to handle return immediately otherwise keep the code as fast as possible.
  140   // ! Make sure the event is the 1st _in the main switch statement at the handler routine.This ensures that the event is handled as the 1st one.
  141   // ! It is desirable that this event is handled with immediate return even if it is not used by the custom handler because the Interrupt event is raised on every MCU interrupt and the “empty” return handler ensures the shortest possible interrupt routine response time.
  142   // ! Only global variables or local ones marked by static keyword can be used to allow reentrancy.
  143   // ! Make sure race condition does not occur when accessing those variables at other places.
  144   // ! Make sure( inspect.lst file generated by C compiler ) compiler does not create any hidden temporary local variable( occurs when using division, multiplication or bit shifts ) at the event handler code.The name of such variable is usually Cnumbercnt.
  145   // ! Do not call any OS functions except setINDFx().
  146   // ! Do not use any OS variables especially for writing access.
  147   // ! All above rules apply also to any other function being called from the event handler code, although calling any function from Interrupt event is not recommended because of additional MCU stack usage.
  148   // https://doc.iqrf.org/DpaTechGuide/pages/EventInterrupt.html
  149   return Carry;
  150   // -------------------------------------------------
  151 _DpaEvent_Idle:
  152   // Do a quick background work when RF packet is not received
  153   // https://doc.iqrf.org/DpaTechGuide/pages/idle.html
  154   goto DpaHandleReturnFALSE;
  155 
  156   // -------------------------------------------------
  157 _DpaEvent_Reset:
  158   // Called after module is reset
  159   // https://doc.iqrf.org/DpaTechGuide/pages/ResetEvent.html
  160 
  161   //goto DpaHandleReturnTRUE; // return TRUE only if you handle node bonding/unbonding
  162   goto DpaHandleReturnFALSE;
  163 
  164   // -------------------------------------------------
  165 _DpaEvent_BondingButton:
  166   // Called to allow a bonding button customization
  167   // https://doc.iqrf.org/DpaTechGuide/pages/bondingbutton.html
  168 
  169   //goto DpaHandleReturnTRUE; // return TRUE to handle bonding button
  170   goto DpaHandleReturnFALSE;
  171 
  172   // -------------------------------------------------
  173 _DpaEvent_Indicate:
  174   // Called to allow a customization of the device indication
  175   // https://doc.iqrf.org/DpaTechGuide/pages/IndicateEvent.html
  176 
  177   //goto DpaHandleReturnTRUE; // return TRUE to skip default indication
  178   goto DpaHandleReturnFALSE;
  179 
  180   // -------------------------------------------------
  181 _DpaEvent_Init:
  182   // Do a one time initialization before main loop starts
  183   // https://doc.iqrf.org/DpaTechGuide/pages/init.html
  184   goto DpaHandleReturnFALSE;
  185 
  186   // -------------------------------------------------
  187 _DpaEvent_ReceiveDpaRequest:
  188   // Called after DPA request was received
  189   // https://doc.iqrf.org/DpaTechGuide/pages/receivedparequest.html
  190 
  191   //goto DpaHandleReturnTRUE; // return TRUE to skip default processing
  192   goto DpaHandleReturnFALSE;
  193 
  194   // -------------------------------------------------
  195 _DpaEvent_BeforeSendingDpaResponse:
  196   // Called before sending DPA response back to originator of DPA response
  197   // https://doc.iqrf.org/DpaTechGuide/pages/beforesendingdparesponse.html
  198 
  199   goto DpaHandleReturnFALSE;
  200 
  201   // -------------------------------------------------
  202 _DpaEvent_Notification:
  203   // Called after DPA request was processed and after DPA response was sent
  204   // https://doc.iqrf.org/DpaTechGuide/pages/notification.html
  205   goto DpaHandleReturnFALSE;
  206 
  207   // -------------------------------------------------
  208 _DpaEvent_AfterRouting:
  209   // Called after Notification and after routing of the DPA response was finished
  210   // https://doc.iqrf.org/DpaTechGuide/pages/afterrouting.html
  211   goto DpaHandleReturnFALSE;
  212 
  213   // -------------------------------------------------
  214 _DpaEvent_FrcValue:
  215   // Called to get FRC value
  216   // https://doc.iqrf.org/DpaTechGuide/pages/frcvalue.html
  217   goto DpaHandleReturnFALSE;
  218 
  219   // -------------------------------------------------
  220 _DpaEvent_FrcResponseTime:
  221   // Called to get FRC response time
  222   // https://doc.iqrf.org/DpaTechGuide/pages/frcresponsetime.html
  223   goto DpaHandleReturnFALSE;
  224 
  225   // -------------------------------------------------
  226 _DpaEvent_BeforeSleep:
  227   // Called before going to sleep
  228   // https://doc.iqrf.org/DpaTechGuide/pages/beforesleep.html
  229   goto DpaHandleReturnFALSE;
  230 
  231   // -------------------------------------------------
  232 _DpaEvent_AfterSleep:
  233  // Called after woken up after sleep
  234   // https://doc.iqrf.org/DpaTechGuide/pages/aftersleep.html
  235   goto DpaHandleReturnFALSE;
  236 
  237   // -------------------------------------------------
  238 _DpaEvent_DisableInterrupts:
  239   // Called when device needs all hardware interrupts to be disabled (before Reset, Restart, LoadCode, Remove bond and run RFPGM)
  240   // https://doc.iqrf.org/DpaTechGuide/pages/eventDisableInterrupts.html
  241   goto DpaHandleReturnFALSE;
  242 
  243   // -------------------------------------------------
  244 _DpaEvent_PeerToPeer:
  245   // Called when peer-to-peer (non-networking) packet is received
  246   // https://doc.iqrf.org/DpaTechGuide/pages/peertopeer.html
  247   goto DpaHandleReturnFALSE;
  248 
  249   // -------------------------------------------------
  250 _DpaEvent_UserDpaValue:
  251   // Called when DPA is required to return User defined DPA value in the response
  252   // https://doc.iqrf.org/DpaTechGuide/pages/userdpavalue.html
  253   goto DpaHandleReturnFALSE;
  254 
  255   // -------------------------------------------------
  256 _DpaEvent_VerifyLocalFrc:
  257   // Called to verify local FRC command
  258   // https://doc.iqrf.org/DpaTechGuide/pages/verifylocalfrc.html
  259 
  260   //goto DpaHandleReturnTRUE; // return TRUE allow FRC command
  261   goto DpaHandleReturnFALSE;
  262 
  263   // -------------------------------------------------
  264 
  265 DpaHandleReturnFALSE:
  266   return FALSE;
  267 }
  268 
  269 //############################################################################################
  270 // Uncomment the following includes if the respective component is needed
  271 //#include "NFC.c"
  272 
  273 // Default Custom DPA Handler header; 2nd include implementing a Code bumper to detect too long code of the Custom DPA Handler (modify the path according to your setup)
  274 #include "DPAcustomHandler.h"
  275 //############################################################################################