/****************************************************************************** * * RTips Technologies, Bangalore (www.rtipsonline.com) * * This sample demonstrates a technique to setup AceXtreme boards to auto * increment a data word value of a specific message using ACE_OPCODE_INC opcode. * * Many portions of this file are adapted from samples provided in * the AceXtreme SDK (BU-69092Sx) of M/s. Data Device Corporation * * Author: Ganesh Okade * Last updated: Apr 13, 2026 ******************************************************************************/ #pragma warning(disable : 4996) #define DEVNUM 0 #define MAX_MSG 10 /* number of messages per frame */ #define LOOPS -1 /* number of major frames */ #define FRAME_TIME 5 /* 500 microseconds */ /* Include Files */ #include #include "stdemace.h" #include /* define Memory Words and Objects */ #define MEM_OBJ_DBLK 1 /* Will point to DBLK1 */ #define MEM_OBJ_MSGBLK 2 /* Will point to MSG1 */ /* data block IDs increment from here */ #define DBLK1 1 /* message IDs increment from here */ #define MSG1 1 /* define frame constants */ #define MJR 1 #define MNR 2 /* define opcodes */ #define OP_MSG1 10 #define OP_MNR 200 #define OP_INC1 100 U16BIT wBuffer[64] = { 0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, 0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, 0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, 0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000 }; MSGSTRUCT globalmsg; static void DisplayDecodedMsg(U32BIT nMsgNum,MSGSTRUCT *pMsg); /*----------------------------------------------------------------------- Name: PressAKey() Description: Allows application to pause to allow screen contents to be read. In none Out none ------------------------------------------------------------------------*/ static void PressAKey(void) { printf("\nPress to continue..."); getch(); } /*----------------------------------------------------------------------- Name: PrintHeader Description: Prints the sample program header. In none Out none ------------------------------------------------------------------------*/ static void PrintHeader(void) { U16BIT wLibVer; wLibVer = aceGetLibVersion(); printf("*********************************************\n"); printf("Enhanced Mini-ACE Integrated 1553 Terminal *\n"); printf("BU-69092 1553 Runtime Library *\n"); printf("Release Rev %d.%d.%d *\n", (wLibVer>>8), /* Major*/ (wLibVer&0xF0)>>4, /* Minor*/ (wLibVer&0xF)); /* Devel*/ if ((wLibVer&0xF)!=0) printf("Copyright (c) 2007 Data Device Corporation *\n"); printf("*********************************************\n"); printf("BCDemo.c BC operations [Basic Op Demo] *\n"); printf("*********************************************\n\n"); } /*----------------------------------------------------------------------- Name: PrintOutError Description: This function prints out errors returned from library functions. In nResult = The error number. Out none ------------------------------------------------------------------------*/ static void PrintOutError(S16BIT nResult) { char buf[80]; aceErrorStr(nResult,buf,80); printf("RTL Function Failure-> %s.\n",buf); } /*----------------------------------------------------------------------- Name: DisplayDecodedMsg Description: This function displays the information of a MSGSTRUCT to the screen. In nMsgNum = The number of the message. In pMsg = The relavant information of the message. Out none ------------------------------------------------------------------------*/ static void DisplayDecodedMsg(U32BIT nMsgNum,MSGSTRUCT *pMsg) { U16BIT i; char szBuffer[100]; U16BIT wRT,wTR1,wTR2,wSA,wWC; /* Display message header info */ printf("BC MSG #%04d. TIME = %08dus BUS %c TYPE%d: %s ",nMsgNum, pMsg->wTimeTag*2,pMsg->wBlkSts&ACE_MT_BSW_CHNL?'B':'A', pMsg->wType, aceGetMsgTypeString(pMsg->wType)); /* Display command word info */ aceCmdWordParse(pMsg->wCmdWrd1,&wRT,&wTR1,&wSA,&wWC); sprintf(szBuffer,"%02d-%c-%02d-%02d",wRT,wTR1?'T':'R',wSA,wWC); printf("\nBC CMD1 %04X --> %s",pMsg->wCmdWrd1,szBuffer); if(pMsg->wCmdWrd2Flg) { aceCmdWordParse(pMsg->wCmdWrd2,&wRT,&wTR2,&wSA,&wWC); sprintf(szBuffer,"%02d-%c-%02d-%02d",wRT,wTR2?'T':'R',wSA,wWC); printf("\nBC CMD2 %04X --> %s",pMsg->wCmdWrd2,szBuffer); } /* Display transmit status words */ if((wTR1==1) || (pMsg->wBlkSts&ACE_MT_BSW_RTRT)) { if(pMsg->wStsWrd1Flg) printf("\nBC STA1 %04X",pMsg->wStsWrd1); } /* Display Data words */ for(i=0; iwWordCount; i++) { if(i==0) printf("\nBC DATA "); printf("%04X ",pMsg->aDataWrds[i]); if((i%8)==7) printf("\nBC "); } /* Display receive status words */ if((wTR1==0) && !(pMsg->wBlkSts&ACE_MT_BSW_RTRT)) { if(pMsg->wStsWrd1Flg) printf("\nBC STA1 %04X",pMsg->wStsWrd1); } if(pMsg->wStsWrd2Flg) printf("\nBC STA2 %04X",pMsg->wStsWrd2); /* Display Error information */ if(pMsg->wBlkSts & ACE_MT_BSW_ERRFLG) printf("\nBC ERROR: %s",aceGetBSWErrString(ACE_MODE_MT,pMsg->wBlkSts)); printf("\n\n"); } /*----------------------------------------------------------------------- Name: main Description: Program entry point. In none Out none ------------------------------------------------------------------------*/ int main(void) { /* Variables */ S16BIT DevNum = 1; S16BIT wResult = 0; S16BIT aOpCodes[100] = {0}; U32BIT dwHBufLost = 0; U32BIT dwMsgCount = 0; U32BIT dwCurCount = 0; char s = 0; int i = 0; /* Print out sample header */ PrintHeader(); /* Get Logical Device # */ printf("\nSelect BC Logical Device Number (0-31):\n"); printf("> "); scanf("%hd", &DevNum); /* Initialize Device */ wResult = aceInitialize(DevNum, ACE_ACCESS_CARD, ACE_MODE_BC,0, 0, 0); if(wResult) { printf("Initialize "); PrintOutError(wResult); PressAKey(); return 0; } /* Create Host Buffer */ aceBCInstallHBuf(DevNum,(MAX_MSG)*40*256); /* Create data blocks */ aceBCDataBlkCreate(DevNum, DBLK1,32, wBuffer, 32); /* Create message blocks, etc */ aceBCMsgCreateBCtoRT( DevNum, /* Device number */ MSG1, /* Message ID to create */ DBLK1, /* Message will use this data block */ 1, /* RT address */ 1, /* RT subaddress */ 32, /* Word count */ 0, /* Default message timer */ ACE_BCCTRL_CHL_A); /* Create XEQ opcode for messages */ aceBCOpCodeCreate(DevNum, OP_MSG1, ACE_OPCODE_XEQ, ACE_CNDTST_ALWAYS, MSG1, 0, 0); /* Create Memory Object on the 1st word in data block ID 1 */ acexBCMemObjCreate(DevNum, MEM_OBJ_DBLK, DBLK1, ACEX_BC_MEMITEM_DATA, 0); /* Create opcodes for incrementing memory object */ aceBCOpCodeCreate(DevNum, OP_INC1, ACE_OPCODE_INC, ACE_CNDTST_ALWAYS, MEM_OBJ_DBLK, 0, 0); /* Increment value of first word in DBLK1 */ aOpCodes[i++] = OP_MSG1; /* Send Message 1 */ aOpCodes[i++] = OP_INC1; /* Increment data word */ aceBCFrameCreate(DevNum, MNR, ACE_FRAME_MINOR, aOpCodes, i, 0,0); /* Create CAL opcode that will call minor frame from major */ aceBCOpCodeCreate(DevNum, OP_MNR, ACE_OPCODE_CAL, ACE_CNDTST_ALWAYS, MNR, 0, 0); /* Create Major Frame */ aOpCodes[0] = OP_MNR; aceBCFrameCreate(DevNum, MJR, ACE_FRAME_MAJOR, aOpCodes, 1, FRAME_TIME, 0); printf("\nThe BC (DevNum %d) will now run a frame with two messages until stopped by the user. \n", DevNum, LOOPS); /* Start BC */ aceBCStart(DevNum,MJR,LOOPS); Sleep(1); printf("\n"); while(s != 'q') { printf("Enter a 1 to skip Msg1 or a 0 to send it (default) and 'q' to exit. \n"); printf(">"); s = getch(); if( (s != 'q') && ( wBuffer[0] != s)) { wBuffer[0] = (s - '0'); wResult = aceBCDataBlkWrite(DevNum, DBLK1,wBuffer, 32, 0); if(wResult) { printf("Error write to data block\n"); } getchar(); printf("\n"); } Sleep(1); } /* Stop BC */ aceBCStop(DevNum); /* Free all resources */ wResult = aceFree(DevNum); if(wResult) { printf("Free "); PrintOutError(wResult); return 0; } return 0; }