1 // *********************************************************************
    2 //   Custom DPA Handler code template                                  *
    3 // *********************************************************************
    4 // Copyright (c) MICRORISC s.r.o.
    5 //
    6 // File:    $RCSfile: CustomDpaHandler-Template.c,v $
    7 // Version: $Revision: 1.80 $
    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 /*<
   30 This is a Custom DPA Handler with all available events prepared.
   31 Use the following define to use a Coordinator version instead of default Node version.
   32 `#define COORDINATOR_CUSTOM_HANDLER`
   33 >*/
   34 
   35 // Default IQRF include (modify the path according to your setup)
   36 #include "IQRF.h"
   37 
   38 // Default DPA header (modify the path according to your setup)
   39 #include "DPA.h"
   40 // Default Custom DPA Handler header (modify the path according to your setup)
   41 #include "DPAcustomHandler.h"
   42 
   43 // Uncomment the following includes if the respective component is needed
   44 // IQRF standards header (modify the path according to your setup)
   45 //#include "IQRFstandard.h"
   46 //#include "IQRF_HWPID.h"
   47 //#include "NFC.c"
   48 
   49 //############################################################################################
   50 
   51 // Place for global variables shared among CustomDpaHandler() and other function, otherwise local [static] variables are recommended
   52 // example: uns8 globalCounter;
   53 
   54 // Must be the 1st defined function in the source code in order to be placed at the correct FLASH location!
   55 //############################################################################################
   56 // https://doc.iqrf.org/DpaTechGuide/pages/custom-dpa-handler.html
   57 bit CustomDpaHandler()
   58 //############################################################################################
   59 {
   60   // Handler presence mark
   61   clrwdt();
   62 
   63   // Place for local static variables used only within CustomDpaHandler() among more events
   64   // example: static bit interruptOccured;
   65 
   66   // Detect DPA event to handle (unused event handlers can be commented out or even deleted)
   67   switch ( GetDpaEvent() )
   68   {
   69 #ifdef DpaEvent_Interrupt
   70     // -------------------------------------------------
   71     case DpaEvent_Interrupt:
   72       // Do an extra quick background interrupt work
   73       // ! 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.
   74       // ! 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.
   75       // ! 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.
   76       // ! Only global variables or local ones marked by static keyword can be used to allow reentrancy.
   77       // ! Make sure race condition does not occur when accessing those variables at other places.
   78       // ! 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.
   79       // ! Do not call any OS functions except setINDFx().
   80       // ! Do not use any OS variables especially for writing access.
   81       // ! 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.
   82       // https://doc.iqrf.org/DpaTechGuide/pages/EventInterrupt.html
   83       return Carry;
   84 #endif
   85       // -------------------------------------------------
   86     case DpaEvent_Idle:
   87       // Do a quick background work when RF packet is not received
   88       // https://doc.iqrf.org/DpaTechGuide/pages/idle.html
   89       break;
   90 
   91       // -------------------------------------------------
   92     case DpaEvent_Reset:
   93       // Called after module is reset
   94       // https://doc.iqrf.org/DpaTechGuide/pages/ResetEvent.html
   95 
   96       //goto DpaHandleReturnTRUE; // return TRUE only if you handle node bonding/unbonding
   97       break;
   98 
   99 #if !defined( COORDINATOR_CUSTOM_HANDLER ) && defined( DpaEvent_BondingButton )
  100       // -------------------------------------------------
  101     case DpaEvent_BondingButton:
  102       // Called to allow a bonding button customization
  103       // https://doc.iqrf.org/DpaTechGuide/pages/bondingbutton.html
  104 
  105       //goto DpaHandleReturnTRUE; // return TRUE to handle bonding button
  106       break;
  107 #endif
  108 
  109 #ifndef COORDINATOR_CUSTOM_HANDLER
  110       // -------------------------------------------------
  111     case DpaEvent_Indicate:
  112       // Called to allow a customization of the device indication
  113       // https://doc.iqrf.org/DpaTechGuide/pages/IndicateEvent.html
  114 
  115       //goto DpaHandleReturnTRUE; // return TRUE to skip default indication
  116       break;
  117 #endif
  118 
  119       // -------------------------------------------------
  120     case DpaEvent_Init:
  121       // Do a one time initialization before main loop starts
  122       // https://doc.iqrf.org/DpaTechGuide/pages/init.html
  123       break;
  124 
  125       // -------------------------------------------------
  126     case DpaEvent_ReceiveDpaRequest:
  127       // Called after DPA request was received
  128       // https://doc.iqrf.org/DpaTechGuide/pages/receivedparequest.html
  129 
  130       //goto DpaHandleReturnTRUE; // return TRUE to skip default processing
  131       break;
  132 
  133       // -------------------------------------------------
  134     case DpaEvent_BeforeSendingDpaResponse:
  135       // Called before sending DPA response back to originator of DPA response
  136       // https://doc.iqrf.org/DpaTechGuide/pages/beforesendingdparesponse.html
  137       break;
  138 
  139       // -------------------------------------------------
  140     case DpaEvent_Notification:
  141       // Called after DPA request was processed and after DPA response was sent
  142       // https://doc.iqrf.org/DpaTechGuide/pages/notification.html
  143       break;
  144 
  145       // -------------------------------------------------
  146     case DpaEvent_AfterRouting:
  147       // Called after Notification and after routing of the DPA response was finished
  148       // https://doc.iqrf.org/DpaTechGuide/pages/afterrouting.html
  149       break;
  150 
  151 #ifndef COORDINATOR_CUSTOM_HANDLER
  152       // -------------------------------------------------
  153     case DpaEvent_FrcValue:
  154       // Called to get FRC value
  155       // https://doc.iqrf.org/DpaTechGuide/pages/frcvalue.html
  156       break;
  157 #endif
  158 
  159 #ifndef COORDINATOR_CUSTOM_HANDLER
  160       // -------------------------------------------------
  161     case DpaEvent_FrcResponseTime:
  162       // Called to get FRC response time
  163       // https://doc.iqrf.org/DpaTechGuide/pages/frcresponsetime.html
  164       break;
  165 #endif
  166 
  167 #ifndef COORDINATOR_CUSTOM_HANDLER
  168       // -------------------------------------------------
  169     case DpaEvent_BeforeSleep:
  170       // Called before going to sleep
  171       // https://doc.iqrf.org/DpaTechGuide/pages/beforesleep.html
  172       break;
  173 #endif
  174 
  175 #ifndef COORDINATOR_CUSTOM_HANDLER
  176       // -------------------------------------------------
  177     case DpaEvent_AfterSleep:
  178       // Called after woken up after sleep
  179       // https://doc.iqrf.org/DpaTechGuide/pages/aftersleep.html
  180       break;
  181 #endif
  182 
  183       // -------------------------------------------------
  184     case DpaEvent_DisableInterrupts:
  185       // Called when device needs all hardware interrupts to be disabled (before Reset, Restart, LoadCode, Remove bond and run RFPGM)
  186       // https://doc.iqrf.org/DpaTechGuide/pages/eventDisableInterrupts.html
  187       break;
  188 
  189 #ifdef COORDINATOR_CUSTOM_HANDLER
  190       // -------------------------------------------------
  191     case DpaEvent_ReceiveDpaResponse:
  192       // Called after DPA response was received at coordinator
  193       // https://doc.iqrf.org/DpaTechGuide/pages/receivedparesponse.html
  194 
  195       //goto DpaHandleReturnTRUE; // return TRUE to skip default processing
  196       break;
  197 #endif
  198 
  199 #ifdef COORDINATOR_CUSTOM_HANDLER
  200       // -------------------------------------------------
  201     case DpaEvent_IFaceReceive:
  202       // Called after DPA request from interface master was received at coordinator
  203       // https://doc.iqrf.org/DpaTechGuide/pages/ifacereceive.html
  204 
  205       //goto DpaHandleReturnTRUE; // return TRUE to skip default processing
  206       break;
  207 #endif
  208 
  209       // -------------------------------------------------
  210     case DpaEvent_PeerToPeer:
  211       // Called when peer-to-peer (non-networking) packet is received
  212       // https://doc.iqrf.org/DpaTechGuide/pages/peertopeer.html
  213       break;
  214 
  215       // -------------------------------------------------
  216     case DpaEvent_UserDpaValue:
  217       // Called when DPA is required to return User defined DPA value in the response
  218       // https://doc.iqrf.org/DpaTechGuide/pages/userdpavalue.html
  219       break;
  220 
  221       // -------------------------------------------------
  222 #if !defined( COORDINATOR_CUSTOM_HANDLER ) && defined( DpaEvent_InStandby )
  223     case DpaEvent_InStandby:
  224       // Called to set WDT during Standby
  225       // https://doc.iqrf.org/DpaTechGuide/pages/instandby.html
  226 
  227       //goto DpaHandleReturnTRUE; // return TRUE to indicate that userReg1 contains WDT settings
  228       goto DpaHandleReturnFALSE;
  229 #endif
  230 
  231 #ifndef COORDINATOR_CUSTOM_HANDLER
  232       // -------------------------------------------------
  233     case DpaEvent_VerifyLocalFrc:
  234       // Called to verify local FRC command
  235       // https://doc.iqrf.org/DpaTechGuide/pages/verifylocalfrc.html
  236 
  237       //goto DpaHandleReturnTRUE; // return TRUE allow FRC command
  238       break;
  239 #endif
  240 
  241       // -------------------------------------------------
  242 #if !defined( COORDINATOR_CUSTOM_HANDLER ) && defined( DpaEvent_MenuActivated )
  243     case DpaEvent_MenuActivated:
  244       // Called to customize DPA menu
  245       // https://doc.iqrf.org/DpaTechGuide/pages/menuactivated.html
  246 
  247       //goto DpaHandleReturnTRUE; // return TRUE to allow customizing menu specified by userReg1
  248       break;
  249 #endif
  250 
  251       // -------------------------------------------------
  252 #if !defined( COORDINATOR_CUSTOM_HANDLER ) && defined( DpaEvent_MenuItemSelected )
  253     case DpaEvent_MenuItemSelected:
  254       // Called to indicate "OK" or "Error" for selected menu item
  255       // https://doc.iqrf.org/DpaTechGuide/pages/menuitemselected.html
  256 
  257       //goto DpaHandleReturnTRUE; // return TRUE to indicate "OK" for menu item specified by userReg1, otherwise to indicate Error
  258       break;
  259 #endif
  260 
  261       // -------------------------------------------------
  262 #if !defined( COORDINATOR_CUSTOM_HANDLER ) && defined( DpaEvent_MenuItemFinalize )
  263     case DpaEvent_MenuItemFinalize:
  264       // Called to finalize menu item execution
  265       // https://doc.iqrf.org/DpaTechGuide/pages/menuitemfinalize.html
  266 
  267       break;
  268 #endif
  269 
  270       // -------------------------------------------------
  271 #if !defined( COORDINATOR_CUSTOM_HANDLER ) && defined( DpaEvent_AsyncRequest )
  272     case DpaEvent_AsyncRequest:
  273       // Optionally passed DPA Request to execute to the DPA
  274       // https://doc.iqrf.org/DpaTechGuide/pages/asyncrequest.html
  275 
  276       //goto DpaHandleReturnTRUE; // return TRUE to pass the DPA Request
  277       break;
  278 #endif
  279 
  280       // -------------------------------------------------
  281 #if !defined( COORDINATOR_CUSTOM_HANDLER ) && defined( DpaEvent_AsyncResponse )
  282     case DpaEvent_AsyncResponse:
  283       // Called with DPA response for DPA request from DpaEvent_MenuItemFinalize
  284       // https://doc.iqrf.org/DpaTechGuide/pages/asyncresponse.html
  285 
  286       break;
  287 #endif
  288 
  289       // -------------------------------------------------
  290     case DpaEvent_DpaRequest:
  291       // Called to interpret DPA request for peripherals
  292       // https://doc.iqrf.org/DpaTechGuide/pages/EventDpaRequest.html
  293       IfDpaEnumPeripherals_Else_PeripheralInfo_Else_PeripheralRequest()
  294       {
  295         // -------------------------------------------------
  296         // Peripheral enumeration
  297         // https://doc.iqrf.org/DpaTechGuide/pages/enumerate-peripherals.html
  298 
  299         _DpaMessage.EnumPeripheralsAnswer.UserPerNr |= 0; // ?
  300         // FlagUserPer( _DpaMessage.EnumPeripheralsAnswer.UserPer, PNUM_USER + 0 ); // ?
  301         _DpaMessage.EnumPeripheralsAnswer.HWPID |= 0x000F; // ????
  302         _DpaMessage.EnumPeripheralsAnswer.HWPIDver |= 0; // ????
  303 
  304 DpaHandleReturnTRUE:
  305         return TRUE;
  306       }
  307       else
  308       {
  309         // -------------------------------------------------
  310         // Get information about peripheral
  311         // https://doc.iqrf.org/DpaTechGuide/pages/get-peripheral-info.html
  312 
  313         if ( _PNUM == PNUM_USER + 0 ) // ?
  314         {
  315           _DpaMessage.PeripheralInfoAnswer.PerT = 0; // PERIPHERAL_TYPE_?
  316           _DpaMessage.PeripheralInfoAnswer.PerTE = 0; // PERIPHERAL_TYPE_EXTENDED_?
  317           _DpaMessage.PeripheralInfoAnswer.Par1 = 0; // ?
  318           _DpaMessage.PeripheralInfoAnswer.Par2 = 0; // ?
  319           goto DpaHandleReturnTRUE;
  320         }
  321 
  322         break;
  323       }
  324 
  325       // -------------------------------------------------
  326       // Handle peripheral command
  327       // https://doc.iqrf.org/DpaTechGuide/pages/handle-peripheral-request.html
  328 
  329       if ( _PNUM == PNUM_USER + 0 ) // ?
  330       {
  331         if ( _PCMD == 0 ) // ????
  332         {
  333           goto DpaHandleReturnTRUE;
  334         }
  335       }
  336 
  337       break;
  338   }
  339 
  340 DpaHandleReturnFALSE:
  341   return FALSE;
  342 }
  343 
  344 //############################################################################################
  345 // Uncomment the following includes if the respective component is needed
  346 //#include "NFC.c"
  347 
  348 // 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)
  349 #include "DPAcustomHandler.h"
  350 //############################################################################################