1 // *********************************************************************
    2 //   Custom DPA Handler code template                                  *
    3 // *********************************************************************
    4 // Copyright (c) MICRORISC s.r.o.
    5 //
    6 // File:    $RCSfile: CustomDpaHandler-Template-Node.c,v $
    7 // Version: $Revision: 1.26 $
    8 // Date:    $Date: 2025/10/20 17:01:10 $
    9 //
   10 // Revision history:
   11 //   2025/05/30  Release for DPA 4.33
   12 //   2023/03/07  Release for DPA 4.30
   13 //   2022/10/05  Release for DPA 4.18
   14 //   2022/02/24  Release for DPA 4.17
   15 //   2021/08/20  Release for DPA 4.16
   16 //   2020/09/03  Release for DPA 4.15
   17 //   2020/02/27  Release for DPA 4.13
   18 //   2019/01/10  Release for DPA 4.00
   19 //   2017/08/14  Release for DPA 3.01
   20 //   2017/03/13  Release for DPA 3.00
   21 //   2015/08/05  Release for DPA 2.20
   22 //   2014/10/31  Release for DPA 2.10
   23 //   2014/04/30  Release for DPA 2.00
   24 //
   25 // *********************************************************************
   26 
   27 // Online DPA documentation https://doc.iqrf.org/DpaTechGuide/
   28 
   29 // Default IQRF include (modify the path according to your setup)
   30 #include "IQRF.h"
   31 
   32 // Default DPA header (modify the path according to your setup)
   33 #include "DPA.h"
   34 // Default Custom DPA Handler header (modify the path according to your setup)
   35 #include "DPAcustomHandler.h"
   36 
   37 // Uncomment the following includes if the respective component is needed
   38 // IQRF standards header (modify the path according to your setup)
   39 //#include "IQRFstandard.h"
   40 //#include "IQRF_HWPID.h"
   41 //#include "NFC.c"
   42 
   43 //############################################################################################
   44 
   45 // Place for global variables shared among CustomDpaHandler() and other function, otherwise local [static] variables are recommended
   46 // example: uns8 globalCounter;
   47 
   48 // Must be the 1st defined function in the source code in order to be placed at the correct FLASH location!
   49 //############################################################################################
   50 // https://doc.iqrf.org/DpaTechGuide/pages/custom-dpa-handler.html
   51 bit CustomDpaHandler()
   52 //############################################################################################
   53 {
   54   // Handler presence mark
   55   clrwdt();
   56 
   57   // Place for local static variables used only within CustomDpaHandler() among more events
   58   // example: static bit interruptOccured;
   59 
   60   // Detect DPA event to handle (unused event handlers can be commented out or even deleted)
   61   switch ( GetDpaEvent() )
   62   {
   63     // -------------------------------------------------
   64     case DpaEvent_Interrupt:
   65       // Do an extra quick background interrupt work
   66       // ! 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.
   67       // ! Make sure the event is the 1st case in the main switch statement at the handler routine.This ensures that the event is handled as the 1st one.
   68       // ! 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.
   69       // ! Only global variables or local ones marked by static keyword can be used to allow reentrancy.
   70       // ! Make sure race condition does not occur when accessing those variables at other places.
   71       // ! 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.
   72       // ! Do not call any OS functions except setINDFx().
   73       // ! Do not use any OS variables especially for writing access.
   74       // ! 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.
   75       // https://doc.iqrf.org/DpaTechGuide/pages/EventInterrupt.html
   76       return Carry;
   77 
   78       // -------------------------------------------------
   79     case DpaEvent_Idle:
   80       // Do a quick background work when RF packet is not received
   81       // https://doc.iqrf.org/DpaTechGuide/pages/idle.html
   82       break;
   83 
   84       // -------------------------------------------------
   85     case DpaEvent_Reset:
   86       // Called after module is reset
   87       // https://doc.iqrf.org/DpaTechGuide/pages/ResetEvent.html
   88 
   89       //goto DpaHandleReturnTRUE; // return TRUE only if you handle node bonding/unbonding
   90       break;
   91 
   92       // -------------------------------------------------
   93 #if defined( DpaEvent_BondingButton )
   94     case DpaEvent_BondingButton:
   95       // Called to allow a bonding button customization
   96       // https://doc.iqrf.org/DpaTechGuide/pages/bondingbutton.html
   97 
   98       //goto DpaHandleReturnTRUE; // return TRUE to handle bonding button
   99       break;
  100 #endif
  101 
  102       // -------------------------------------------------
  103     case DpaEvent_Indicate:
  104       // Called to allow a customization of the device indication
  105       // https://doc.iqrf.org/DpaTechGuide/pages/IndicateEvent.html
  106 
  107       //goto DpaHandleReturnTRUE; // return TRUE to skip default indication
  108       break;
  109 
  110       // -------------------------------------------------
  111     case DpaEvent_Init:
  112       // Do a one time initialization before main loop starts
  113       // https://doc.iqrf.org/DpaTechGuide/pages/init.html
  114       break;
  115 
  116       // -------------------------------------------------
  117     case DpaEvent_ReceiveDpaRequest:
  118       // Called after DPA request was received
  119       // https://doc.iqrf.org/DpaTechGuide/pages/receivedparequest.html
  120 
  121       //goto DpaHandleReturnTRUE; // return TRUE to skip default processing
  122       break;
  123 
  124       // -------------------------------------------------
  125     case DpaEvent_BeforeSendingDpaResponse:
  126       // Called before sending DPA response back to originator of DPA response
  127       // https://doc.iqrf.org/DpaTechGuide/pages/beforesendingdparesponse.html
  128       break;
  129 
  130       // -------------------------------------------------
  131     case DpaEvent_Notification:
  132       // Called after DPA request was processed and after DPA response was sent
  133       // https://doc.iqrf.org/DpaTechGuide/pages/notification.html
  134       break;
  135 
  136       // -------------------------------------------------
  137     case DpaEvent_AfterRouting:
  138       // Called after Notification and after routing of the DPA response was finished
  139       // https://doc.iqrf.org/DpaTechGuide/pages/afterrouting.html
  140       break;
  141 
  142       // -------------------------------------------------
  143     case DpaEvent_FrcValue:
  144       // Called to get FRC value
  145       // https://doc.iqrf.org/DpaTechGuide/pages/frcvalue.html
  146       break;
  147 
  148       // -------------------------------------------------
  149     case DpaEvent_FrcResponseTime:
  150       // Called to get FRC response time
  151       // https://doc.iqrf.org/DpaTechGuide/pages/frcresponsetime.html
  152       break;
  153 
  154       // -------------------------------------------------
  155     case DpaEvent_BeforeSleep:
  156       // Called before going to sleep
  157       // https://doc.iqrf.org/DpaTechGuide/pages/beforesleep.html
  158       break;
  159 
  160       // -------------------------------------------------
  161     case DpaEvent_AfterSleep:
  162       // Called after woken up after sleep
  163       // https://doc.iqrf.org/DpaTechGuide/pages/aftersleep.html
  164       break;
  165 
  166       // -------------------------------------------------
  167     case DpaEvent_DisableInterrupts:
  168       // Called when device needs all hardware interrupts to be disabled (before Reset, Restart, LoadCode, Remove bond and run RFPGM)
  169       // https://doc.iqrf.org/DpaTechGuide/pages/eventDisableInterrupts.html
  170       break;
  171 
  172       // -------------------------------------------------
  173     case DpaEvent_PeerToPeer:
  174       // Called when peer-to-peer (non-networking) packet is received
  175       // https://doc.iqrf.org/DpaTechGuide/pages/peertopeer.html
  176       break;
  177 
  178       // -------------------------------------------------
  179     case DpaEvent_UserDpaValue:
  180       // Called when DPA is required to return User defined DPA value in the response
  181       // https://doc.iqrf.org/DpaTechGuide/pages/userdpavalue.html
  182       break;
  183 
  184       // -------------------------------------------------
  185 #ifdef DpaEvent_InStandby
  186     case DpaEvent_InStandby:
  187       // Called to set WDT during Standby
  188       // https://doc.iqrf.org/DpaTechGuide/pages/instandby.html
  189 
  190       //goto DpaHandleReturnTRUE; // return TRUE to indicate that userReg1 contains WDT settings
  191       break;
  192 #endif
  193 
  194       // -------------------------------------------------
  195     case DpaEvent_VerifyLocalFrc:
  196       // Called to verify local FRC command
  197       // https://doc.iqrf.org/DpaTechGuide/pages/verifylocalfrc.html
  198 
  199       //goto DpaHandleReturnTRUE; // return TRUE allow FRC command
  200       break;
  201 
  202       // -------------------------------------------------
  203 #ifdef DpaEvent_MenuActivated
  204     case DpaEvent_MenuActivated:
  205       // Called to customize DPA menu
  206       // https://doc.iqrf.org/DpaTechGuide/pages/menuactivated.html
  207 
  208       //goto DpaHandleReturnTRUE; // return TRUE to allow customizing menu specified by userReg1
  209       break;
  210 #endif
  211 
  212       // -------------------------------------------------
  213 #ifdef DpaEvent_MenuItemSelected
  214     case DpaEvent_MenuItemSelected:
  215       // Called to indicate "OK" or "Error" for selected menu item
  216       // https://doc.iqrf.org/DpaTechGuide/pages/menuitemselected.html
  217 
  218       //goto DpaHandleReturnTRUE; // return TRUE to indicate "OK" for menu item specified by userReg1, otherwise to indicate Error
  219       break;
  220 #endif
  221 
  222       // -------------------------------------------------
  223 #ifdef DpaEvent_MenuItemFinalize
  224     case DpaEvent_MenuItemFinalize:
  225       // Called to finalize menu item execution
  226       // https://doc.iqrf.org/DpaTechGuide/pages/menuitemfinalize.html
  227 
  228       break;
  229 #endif
  230 
  231       // -------------------------------------------------
  232 #ifdef DpaEvent_AsyncRequest
  233     case DpaEvent_AsyncRequest:
  234       // Optionally passed DPA Request to execute to the DPA
  235       // https://doc.iqrf.org/DpaTechGuide/pages/asyncrequest.html
  236 
  237       //goto DpaHandleReturnTRUE; // return TRUE to pass the DPA Request
  238       break;
  239 #endif
  240 
  241       // -------------------------------------------------
  242 #ifdef DpaEvent_AsyncResponse
  243     case DpaEvent_AsyncResponse:
  244       // Called with DPA response for DPA request from DpaEvent_MenuItemFinalize
  245       // https://doc.iqrf.org/DpaTechGuide/pages/asyncresponse.html
  246 
  247       break;
  248 #endif
  249 
  250       // -------------------------------------------------
  251     case DpaEvent_DpaRequest:
  252       // Called to interpret DPA request for peripherals
  253       // https://doc.iqrf.org/DpaTechGuide/pages/EventDpaRequest.html
  254       IfDpaEnumPeripherals_Else_PeripheralInfo_Else_PeripheralRequest()
  255       {
  256         // -------------------------------------------------
  257         // Peripheral enumeration
  258         // https://doc.iqrf.org/DpaTechGuide/pages/enumerate-peripherals.html
  259 
  260         _DpaMessage.EnumPeripheralsAnswer.UserPerNr |= 0; // ?
  261         // FlagUserPer( _DpaMessage.EnumPeripheralsAnswer.UserPer, PNUM_USER + 0 ); // ?
  262         _DpaMessage.EnumPeripheralsAnswer.HWPID |= 0x000F; // ????
  263         _DpaMessage.EnumPeripheralsAnswer.HWPIDver |= 0; // ????
  264 
  265 DpaHandleReturnTRUE:
  266         return TRUE;
  267       }
  268       else
  269       {
  270       // -------------------------------------------------
  271       // Get information about peripheral
  272       // https://doc.iqrf.org/DpaTechGuide/pages/get-peripheral-info.html
  273 
  274       if ( _PNUM == PNUM_USER + 0 ) // ?
  275       {
  276         _DpaMessage.PeripheralInfoAnswer.PerT = 0; // PERIPHERAL_TYPE_?
  277         _DpaMessage.PeripheralInfoAnswer.PerTE = 0; // PERIPHERAL_TYPE_EXTENDED_?
  278         _DpaMessage.PeripheralInfoAnswer.Par1 = 0; // ?
  279         _DpaMessage.PeripheralInfoAnswer.Par2 = 0; // ?
  280         goto DpaHandleReturnTRUE;
  281       }
  282 
  283       break;
  284       }
  285 
  286       // -------------------------------------------------
  287       // Handle peripheral command
  288       // https://doc.iqrf.org/DpaTechGuide/pages/handle-peripheral-request.html
  289 
  290       if ( _PNUM == PNUM_USER + 0 ) // ?
  291       {
  292         if ( _PCMD == 0 ) // ????
  293         {
  294           goto DpaHandleReturnTRUE;
  295         }
  296       }
  297 
  298       break;
  299   }
  300 
  301 DpaHandleReturnFALSE:
  302   return FALSE;
  303 }
  304 
  305 //############################################################################################
  306 // Uncomment the following includes if the respective component is needed
  307 //#include "NFC.c"
  308 
  309 // 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)
  310 #include "DPAcustomHandler.h"
  311 //############################################################################################