test fork
Dependencies: SPI_TFTx2 SPI_TFTx2_ILI9341 TFT_fonts TOUCH_TFTx2 mbed
Fork of CANary_9341 by
utility.cpp
- Committer:
- TickTock
- Date:
- 2013-07-05
- Branch:
- Metric
- Revision:
- 118:02010b18efdc
- Parent:
- 117:49883c779a74
- Child:
- 119:0e2b641e98a2
File content as of revision 118:02010b18efdc:
// utility.cpp #include "utility.h" void mbed_reset(); void RTC_IRQHandler() { timer.reset(); // zero ms at the-seconds-tic canIdle=(++secsNoMsg>canTimeout)?true:false; userIdle=(++secsNoTouch>userTimeout)?true:false; LPC_RTC->ILR |= (1<<0); // clear interrupt to prepare for next tick=true; // will use this to generate a logTP() just before the next Message received. if( (time(NULL) % 60) == 0) ZeroSecTick = true; // gg - at 0-second of each minute } void RTC_Init (void) { LPC_RTC->ILR=0x00; // set up the RTC interrupts LPC_RTC->CIIR=0x01; // interrupts each second LPC_RTC->CCR = 0x01; // Clock enable //NVIC_SetPriority( RTC_IRQn, 10 ); NVIC_EnableIRQ( RTC_IRQn ); } void printMsg (char *msg) { strcpy(displayLog[displayLoc],msg); displayLoc=displayLoc>17?0:displayLoc+1; } void touch_ISR(){ //LPC_GPIOINT->IO2IntClr = (LPC_GPIOINT->IO2IntStatR | LPC_GPIOINT->IO2IntStatF); // seems to work without so maybe not necessary (performed inInterruptIn handler?) touched=true; // just set flag - touch screen algorythm is long and we don't want to block other interrupts } unsigned short getTimeStamp() { unsigned short msec = timer.read_ms() ; // read ms from the timer unsigned long secs = time(NULL); // seconds past 12:00:00 AM 1 Jan 1900 unsigned short isecs = secs%60 ; // modulo 60 for 0-59 seconds from RTC return ((isecs<<10)+msec) ; // return the two byte time stamp } void logCan (char mType, CANMessage canRXmsg) { // re-arranged to put static first static unsigned char ii = 0; static unsigned char lasti = 0; // indexindex static unsigned char bdi=0; static signed short imotorRPM = 0; static unsigned short nLost = 0; // gg - overrun char sTemp[40]; unsigned char changed; unsigned short i,j,k; signed short packV; signed short packA; signed long imWs_x4; unsigned short ts; secsNoMsg=0; // reset deadman switch if(debugMode||(skin==ggSkin)){ // code to insert actual number of dropped frames for overrun debug - skiped in normal mode to keep logcan short if(logOpen){ // check to see if buffer is already full (read - write) = 1 // actually the last buffer location cannot be used because then // the buffer would look empty after writePointer++ //if (((writePointer+maxBufLen-readPointer)%maxBufLen)>(maxBufLen/16)) // modulo is slow? // pointers are 0 through maxBufLen-1 if( (readPointer - writePointer) == 1 || (writePointer - readPointer) == (maxBufLen - 1)) { // the buffer is "full", so Lose this message // point to the last-stored message int tempWritePointer = writePointer - 1 ; if( tempWritePointer < 0 ) tempWritePointer = maxBufLen - 1; char strLost[9] ; if( nLost == 0 ) { // this is the first message lost // and we must overwrite the last message with an FFE comment message // So, there will be two messages lost as the comment message is laid in. nLost = 2; sprintf(strLost,"%s","Lost0002"); // indicate two messages lost // overlay the last message with a "Lost0002" comment writeBuffer[tempWritePointer][0]=0; // leave the ts of the overlaid message //writeBuffer[tempWritePointer][1]=(ts&0xff00)>>8; // Time Stamp (2 bytes_ //writeBuffer[tempWritePointer][2]=(ts&0x00ff); // force the MsgID to an Event Message writeBuffer[tempWritePointer][3]=0xfe; // MsgID, low byte writeBuffer[tempWritePointer][4]=0xff; // Len nibble, and MsgID high nibble // lay in the "Lost0002" text for(i=5;i<13;i++){ writeBuffer[tempWritePointer][i]= strLost[i-5]; } } else { // at least one message was previously lost // increment the loat counter nLost += 1; // lay the new count into the comment sprintf(strLost,"%04d",nLost); for(i=9;i<13;i++){ writeBuffer[tempWritePointer][i]= strLost[i-9]; } } } else { // there is room to insert the message // get it inserted quickly ts=getTimeStamp(); writeBuffer[writePointer][0]=mType; writeBuffer[writePointer][1]=(ts&0xff00)>>8; // Time Stamp (2 bytes_ writeBuffer[writePointer][2]=(ts&0x00ff); writeBuffer[writePointer][3]=canRXmsg.id&0xff; // MsgID, low byte char sLen = canRXmsg.len ; writeBuffer[writePointer][4]=(canRXmsg.id>>8)+(sLen<<4); // Len nibble, and MsgID high nibble for(i=0;i<8;i++){ // Is there a better way to do this? (writeBuffer[writePointer][i]=canRXmsg.data?) if(i<sLen) writeBuffer[writePointer][i+5]=canRXmsg.data[i]; else // i>=sLen // force unused data bytes to FF for CAN-Do compatibility writeBuffer[writePointer][i+5]=0xFF; } //-------------- // Note, this is not protected from the interrupt. // Due to the nLost code above, this no longer // overflows to writePointer = readPointer // which would make the buffer look empty if (++writePointer >= maxBufLen) { writePointer = 0; led3 = !led3; } //-------------- // log a local message if we had lost messages. gg - logcan if( nLost > 0 ) { // We previously lost messages that did not get into the buffer sprintf(sTemp,"-- Lost %d Messages.\n", nLost); printMsg(sTemp); // write buffer overrun //spkr.beep(500,0.25); nLost = 0 ; } //-------------- } } }else{ // not debugMode - keep code short if(logOpen){ NVIC_DisableIRQ(CAN_IRQn); // Block interrupts until write pointer assigned int localWritePointer = writePointer++; // create local copy to make logCan reentrant // note that the static variables do not prevent safe reentry // since they are only used for msgId<0x800 which will never interrupt // another msgId<0x800 (both CANbusses are same priority) if (writePointer >= maxBufLen) { writePointer = 0; led3 = !led3; } NVIC_EnableIRQ(CAN_IRQn); // Unblock interrupts once local pointer set and global pointer incremented ts=getTimeStamp(); writeBuffer[localWritePointer][0]=mType; writeBuffer[localWritePointer][1]=(ts&0xff00)>>8; writeBuffer[localWritePointer][2]=(ts&0x00ff); writeBuffer[localWritePointer][3]=canRXmsg.id&0xff; writeBuffer[localWritePointer][4]=(canRXmsg.id>>8)+(canRXmsg.len<<4); for(i=5;i<13;i++){ // Is there a better way to do this? (writeBuffer[localWritePointer][5]=canRXmsg.data?) writeBuffer[localWritePointer][i]=canRXmsg.data[i-5]; } if (writePointer==readPointer) { // Just caught up to read pointer printMsg("Write buffer overrun.\n"); // write buffer overrun spkr.beep(500,0.25); } } } if(canRXmsg.id<0x800){ // Block FFE and FFF messages if(indexLastMsg[canRXmsg.id]==0) { //Check if no entry //ii=ii<99?ii+1:0; // Should never wrap - less than 100 different messages ever used if(ii<99) { //indexLastMsg[canRXmsg.id]=ii; //Create entry if first message indexLastMsg[canRXmsg.id]=++ii; //Create entry for first MsgID occurance // ii max is 99 here } else { // the ii array is full, more than 100 MsgIDs found if(ii==99) { ii++; // step to 100 to log only one error printMsg("MsgID buffer overrun.\n"); // write buffer overrun } } } //---------------- if(dMode[0]==changedScreen||dMode[1]==changedScreen){// Skip if not using (for execution speed) changed=msgChanged[indexLastMsg[canRXmsg.id]]; // This is cleared in the main loop when reset button is touched for(i=0;i<8;i++){ if(lastMsg[indexLastMsg[canRXmsg.id]].data[i]!=canRXmsg.data[i]){ changed |= 1<<i; } } msgChanged[indexLastMsg[canRXmsg.id]]=changed; } lastMsg[indexLastMsg[canRXmsg.id]]=canRXmsg; //Store in table //------------------- //Miscellaneous on-recieve operations below if((mType==1)&&(canRXmsg.id==0x7bb)){ // is battery data? Need to store all responses if(canRXmsg.data[0]<0x20){ if(canRXmsg.data[3]==1){//Group 1 data bdi=BatDataBaseG1; // index offset for Group 1 data (uses 20 - 22) if(debugMode){ printMsg(" Getting Group 1 data\n"); } }else if(canRXmsg.data[3]==2){//Group 2 = cellpair data bdi=BatDataBaseG2; // index offset for CP data (uses 00 - 1C) if(debugMode){ printMsg(" Getting cell pair data\n"); } }else if(canRXmsg.data[3]==3){//Group 3 data bdi=BatDataBaseG3; // index offset for Group 3 data (uses 20 - 22) if(debugMode){ printMsg(" Getting Group 3 data\n"); } }else if(canRXmsg.data[3]==4){//Group 4 = temperature data bdi=BatDataBaseG4; // index offset for Temperature data (uses 20 - 22) if(debugMode){ printMsg(" Getting temperature data\n"); } }else if(canRXmsg.data[3]==5){//Group 5 data bdi=BatDataBaseG5; // index offset for Group 5 data (uses 20 - 22) if(debugMode){ printMsg(" Getting Group 5 data\n"); } }else bdi=0xff; // ignore other messages (for now) lasti=0; } if(bdi<0xff){ i=canRXmsg.data[0]&0x0f; //lower nibble of D0 is index if(lasti>i){ //detect rollover and offset index appropriately bdi += 0x10; // for CP data } lasti=i; //remember the msb to detect rollover next time around i+=bdi; //------- if(i==BatDataBaseG5){ // Last of Temperature data was loaded last time logCP=yesBattLog; // Only log if logging enabled showCP=true; // Always show // 2013 models only have three sensors // Or =25+(467-ADC)/9.33 (C) // Find hottest temperature by finding smallest ADC value k=battData[(BatDataBaseG4*7)+3]*0x100+battData[(BatDataBaseG4*7)+4]; j=battData[(BatDataBaseG4*7)+6]*0x100+battData[(BatDataBaseG4*7)+7]; if(j<k)k=j; j=battData[(BatDataBaseG4*7)+9]*0x100+battData[(BatDataBaseG4*7)+10]; if(j<k)k=j; j=battData[(BatDataBaseG4*7)+12]*0x100+battData[(BatDataBaseG4*7)+13]; if(j<k)k=j; //interpolate from lookup table unsigned short temp_adc[8] = {1000,589,487,401,365,340,309,000}; float temp_C[8] = { -27, 13, 23, 32, 36, 39, 43, 76}; char ii=0; while(k<=temp_adc[++ii]) { } // Find section in table maxTemp=(float)(k-temp_adc[ii]); maxTemp/=(float)(temp_adc[ii-1]-temp_adc[ii]); maxTemp*=(temp_C[ii-1]-temp_C[ii]); maxTemp+=temp_C[ii]; SOH_x100=battData[(BatDataBaseG1*7)+29]*0x100+battData[(BatDataBaseG1*7)+30]; Ah_x10000=battData[(BatDataBaseG1*7)+36]*0x10000+battData[(BatDataBaseG1*7)+37]*0x100+battData[(BatDataBaseG1*7)+38]; SOC_x10000=battData[(BatDataBaseG1*7)+32]*0x10000+battData[(BatDataBaseG1*7)+33]*0x100+battData[(BatDataBaseG1*7)+34]; } //------- i*=7; if(i+6 < BatDataBufMax) { battData[i+0]=canRXmsg.data[1]; battData[i+1]=canRXmsg.data[2]; battData[i+2]=canRXmsg.data[3]; battData[i+3]=canRXmsg.data[4]; battData[i+4]=canRXmsg.data[5]; battData[i+5]=canRXmsg.data[6]; battData[i+6]=canRXmsg.data[7]; } } }else if((mType==1)&&(canRXmsg.id==0x1db)){ //Battery Volts and Amps packV=((canRXmsg.data[2]<<2)|(canRXmsg.data[3]>>6)); // 1 LSB = 0.5V packA=((canRXmsg.data[0]<<3)|(canRXmsg.data[1]>>5)); // 1 LSB = 0.5A if(packA>0x03ff){ packA|=0xf800;//extend sign; } packA -= 1; //Slight correction to value required (unique to my Leaf?) imWs_x4 = packV; // Volts*milliSeconds*2 imWs_x4 *= -packA; // milliWattseconds*4 mWs_x4 += imWs_x4; // total mWs_x4 unloadedVavg += packV-Resr*packA; Rlms += (packV-Resr*packA-unloadedV)*(packV-Resr*packA-unloadedV); redRlms += (packV-(Resr-0.001)*packA-unloadedV)*(packV-(Resr-0.001)*packA-unloadedV); incRlms += (packV-(Resr+0.001)*packA-unloadedV)*(packV-(Resr+0.001)*packA-unloadedV); numWsamples++; }else if((mType==1)&&(canRXmsg.id==0x1da)){ //Motor Speed imotorRPM=((canRXmsg.data[4]<<8)|(canRXmsg.data[5])); if(imotorRPM<0){ // take absolute value imotorRPM=-imotorRPM; } motorRPM+=imotorRPM; numSsamples++; } } } //----------------------------- void logTS () { CANMessage tsMsg; unsigned long secs = time(NULL); // seconds past 12:00:00 AM 1 Jan 1900 // NOTE: In Mbed, I believe that this is seconds past start of 1970, not 1900 // but this is good, since seconds past 1970 is what CAN-Do expects. GG - Date Time tsMsg.id=0xfff; tsMsg.len=0xf; tsMsg.data[0]=secs&0xff; tsMsg.data[1]=(secs>>8)&0xff; tsMsg.data[2]=(secs>>16)&0xff; tsMsg.data[3]=(secs>>24)&0xff; tsMsg.data[4]=0; // 0xff; gg - Date Time tsMsg.data[5]=0; // 0xff; for CAN-Do tsMsg.data[6]=0; // 0xff; tsMsg.data[7]=0xff; logCan(0,tsMsg); // Date-Time } void logEvent (char * errMsg) { // log CAN-Do 8-character Pseudo Message CANMessage tsMsg; tsMsg.id=0xffe; // pseudo Message to CAN-Do log tsMsg.len=0xf; int iMsgLen = strlen(errMsg); // 8 character message compatible with CAN-Do for(int i=0; i<8; i++){ tsMsg.data[i]=' '; if( i < iMsgLen ) tsMsg.data[i]=errMsg[i]; } logCan(0,tsMsg); // FFE Comment Message } void sendReq() { static char data[8] = {0x02, 0x21, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff}; if(reqMsgCnt<99){ switch (reqMsgCnt){ case BatDataBaseG1: can1.monitor(false); // set to active mode can1SleepMode = 0; // enable TX data[0]=0x02; //change to request group 1 data[1]=0x21; data[2]=0x01; break; case BatDataBaseG2: // group 1 has 6 frames can1.monitor(false); // set to active mode can1SleepMode = 0; // enable TX data[0]=0x02; //change to request group 2 (cp data) data[1]=0x21; data[2]=0x02; break; case BatDataBaseG3: // group 2 has 29 frames data[0]=0x02; //change to request group 3 data[1]=0x21; data[2]=0x03; break; case BatDataBaseG4: // group 3 has 5 frames data[0]=0x02; //change to request group 4 (temperature) data[1]=0x21; data[2]=0x04; break; case BatDataBaseG5: // group 4 has 3 frames data[0]=0x02; //change to request group 5 data[1]=0x21; data[2]=0x05; break; case BatDataBaseG6: // group 5 has 11 frames reqMsgCnt = 99; can1SleepMode = 1; // disable TX can1.monitor(true); // set to snoop mode msgReq.detach(); // stop ticker //logCP=true; //LAJ for bench test default: data[0]=0x30; //change to request next line message data[1]=0x01; data[2]=0x00; } can1.write(CANMessage(0x79b, data, 8)); reqMsgCnt++; } } void autoPollISR(){ //char sTemp[40]; // just for debug //sprintf(sTemp,"Requesting cp data\n"); // just for debug //printMsg(sTemp); // just for debug reqMsgCnt = 0; //reset message counter msgReq.attach(&sendReq,0.015); } void playbackISR() { //Used for autoplayback step=true; } void doNothing(){ //CAN deattach work-around } void recieve1() { CANMessage msg1; can1.read(msg1); if( ZeroSecTick ) { ZeroSecTick = false; logTS(); } // gg - 0-second EV bus if(msg1.id>0) { logCan(1, msg1); // EVcan Message Received led1 = !led1; } } void recieve2() { CANMessage msg2; can2.read(msg2); if( ZeroSecTick ) { ZeroSecTick = false; logTS(); } // gg - 0-second EV bus if(msg2.id>0) { logCan(2, msg2); // CARcan Message Received led2 = !led2; } } unsigned char buttonX(unsigned short X, unsigned char columns) { unsigned char val = X*columns/320; return val; } unsigned char buttonY(unsigned short Y, unsigned char rows) { unsigned short val = Y*rows/240; return val; } void saveConfig(){ FILE *cfile; cfile = fopen("/local/config.txt", "w"); fprintf(cfile,"format 5\r\n"); fprintf(cfile,"x0_off %d\r\n",tt.x0_off); fprintf(cfile,"y0_off %d\r\n",tt.y0_off); fprintf(cfile,"x0_pp %d\r\n",tt.x0_pp); fprintf(cfile,"y0_pp %d\r\n",tt.y0_pp); fprintf(cfile,"x1_off %d\r\n",tt.x1_off); fprintf(cfile,"y1_off %d\r\n",tt.y1_off); fprintf(cfile,"x1_pp %d\r\n",tt.x1_pp); fprintf(cfile,"y1_pp %d\r\n",tt.y1_pp); fprintf(cfile,"x_mid %d\r\n",tt.x_mid); if (dMode[0]==configScreen) fprintf(cfile,"dMode0 %d\r\n",mainScreen); else fprintf(cfile,"dMode0 %d\r\n",dMode[0]); if (dMode[1]==configScreen) fprintf(cfile,"dMode1 %d\r\n",mainScreen); else fprintf(cfile,"dMode1 %d\r\n",dMode[1]); fprintf(cfile,"ledHi %4.3f\r\n",ledHi); fprintf(cfile,"ledLo %4.3f\r\n",ledLo); fprintf(cfile,"pollInt %d\r\n",pollInt); fprintf(cfile,"scale12V %4.2f\r\n",scale12V); fprintf(cfile,"skin %d\r\n",skin); fprintf(cfile,"dtePeriod %d\r\n",dtePeriod); fprintf(cfile,"DebugMode %d\r\n",(debugMode?1:0)); fprintf(cfile,"metric %d\r\n",(metric?1:0)); fprintf(cfile, "firmware %d\r\n", fwCount ); fclose(cfile); } void readConfig(){ FILE *cfile; int ff; cfile = fopen("/local/config.txt", "r"); if (cfile==NULL){ // if doesn't exist --> create printMsg("No config file found.\n"); // no config file printMsg("Calibrating touch screen.\n"); // calibrating //tt.setcal(5570, 34030, 80, 108, 33700, 5780, 82, 108, 32500);// bypass calibration using my values tt.calibrate(); // run touchscreen calibration routine // NOTE: calibrates screen 1 first, then screen 0. saveConfig(); } else { ledHi = 0.8; ledLo = 0.1; pollInt = 60; scale12V = 16.2; skin = ttSkin; fscanf(cfile, "format %d\r\n", &ff ); fscanf(cfile, "x0_off %d\r\n", &tt.x0_off ); fscanf(cfile, "y0_off %d\r\n", &tt.y0_off ); fscanf(cfile, "x0_pp %d\r\n", &tt.x0_pp ); fscanf(cfile, "y0_pp %d\r\n", &tt.y0_pp ); fscanf(cfile, "x1_off %d\r\n", &tt.x1_off ); fscanf(cfile, "y1_off %d\r\n", &tt.y1_off ); fscanf(cfile, "x1_pp %d\r\n", &tt.x1_pp ); fscanf(cfile, "y1_pp %d\r\n", &tt.y1_pp ); fscanf(cfile, "x_mid %d\r\n", &tt.x_mid ); fscanf(cfile, "dMode0 %d\r\n", &dMode[0] ); fscanf(cfile, "dMode1 %d\r\n", &dMode[1] ); if(ff>1){ fscanf(cfile, "ledHi %f\r\n", &ledHi ); fscanf(cfile, "ledLo %f\r\n", &ledLo ); fscanf(cfile, "pollInt %d\r\n", &pollInt ); fscanf(cfile, "scale12V %f\r\n", &scale12V ); } if(ff>2){ fscanf(cfile, "skin %d\r\n", &skin ); fscanf(cfile, "dtePeriod %d\r\n", &dtePeriod ); } if(ff>3){ int iDebug; fscanf(cfile, "DebugMode %d\r\n", &iDebug ); debugMode = (bool)iDebug; } if(ff>4) { int iMetric; fscanf(cfile, "metric %d\r\n", &iMetric ); metric = (bool)iMetric; fscanf(cfile, "firmware %d\r\n", &iMetric ); fwCount = iMetric; } fclose(cfile); if(ff<4){//If not latest format, save as latest format saveConfig(); printMsg("Config file format updated.\n"); // config forat updates } printMsg("Config file loaded.\n"); // config file loaded } } void upDate(unsigned char field, bool upDownBar){ struct tm t; // pointer to a static tm structure time_t seconds ; seconds = time(NULL); t = *localtime(&seconds) ; switch(field){ case 0: // year if (upDownBar) { t.tm_year = t.tm_year+1; } else { t.tm_year = t.tm_year-1; } break; case 1: // month if (upDownBar) { t.tm_mon = (t.tm_mon<12)?t.tm_mon+1:1; } else { t.tm_mon = (t.tm_mon>2)?t.tm_mon-1:12; } break; case 2: // day if (upDownBar) { t.tm_mday = (t.tm_mday<31)?t.tm_mday+1:1; } else { t.tm_mday = (t.tm_mday>2)?t.tm_mday-1:31; } break; case 3: // hour if (upDownBar) { t.tm_hour = (t.tm_hour<23)?t.tm_hour+1:0; } else { t.tm_hour = (t.tm_hour>1)?t.tm_hour-1:23; } break; case 4: // minute if (upDownBar) { t.tm_min = (t.tm_min<59)?t.tm_min+1:0; } else { t.tm_min = (t.tm_min>1)?t.tm_min-1:59; } break; case 5: // second if (upDownBar) { t.tm_sec = (t.tm_sec<59)?t.tm_sec+1:0; } else { t.tm_sec = (t.tm_sec>1)?t.tm_sec-1:59; } break; default: break; } set_time(mktime(&t)); } void logPackVoltages() { // Turbo3 - routine to dump CP values to text file char sTemp[40]; struct tm t; // pointer to a static tm structure short unsigned max, min, jv, i, bd; unsigned avg; unsigned short gids, SOC, packV; signed short packA; time_t seconds ; CANMessage msg; seconds = time(NULL); // Turbo3 t = *localtime(&seconds) ; // Turbo3 msg = lastMsg[indexLastMsg[0x5bc]]; //Get gids gids = (msg.data[0]<<2)+(msg.data[1]>>6); msg = lastMsg[indexLastMsg[0x55b]]; //Get SOC SOC = (msg.data[0]<<2)+(msg.data[1]>>6); msg = lastMsg[indexLastMsg[0x1db]]; //Get pack volts packV = (msg.data[2]<<2)+(msg.data[3]>>6); packA = (msg.data[0]<<3)+(msg.data[1]>>5); if (packA & 0x400) packA |= 0xf800; max=0; min=9999; avg=0; for(i=0; i<96; i++) { bd=(battData[BatDataBaseG2*7+i*2+3]<<8)+battData[BatDataBaseG2*7+i*2+4]; avg+=bd; if(bd>max) max=bd; if(bd<min) min=bd; } avg /= 96; if(min<3713) { jv=avg-(max-avg)*1.5; } else { // Only compute judgement value if min cellpair meets <= 3712mV requirement jv=0; } FIL bfile; FRESULT bfr; bfr = f_open(&bfile,"batvolt.txt",FA_WRITE|FA_OPEN_ALWAYS); if(bfr==FR_OK) { f_lseek(&bfile,0xffffffff); // go to end of file to append strftime(sTemp, 40, "%a %m/%d/%Y %X", &t); f_printf(&bfile,"%s,",sTemp); sprintf(sTemp,"%d,%5.1f%%,%5.1f,%5.1f,%d,%d,%d,%d,%d",gids,(float)SOC/10,(float)packV/2,(float)packA/2,max,min,avg,max-min,jv); f_printf(&bfile,"%s,",sTemp); f_printf(&bfile,"%d,%d,%d,%d,",(battData[(BatDataBaseG4*7)+ 3]<<8)+battData[(BatDataBaseG4*7)+ 4],battData[(BatDataBaseG4*7)+ 5],(battData[(BatDataBaseG4*7)+ 6]<<8)+battData[(BatDataBaseG4*7)+ 7],battData[(BatDataBaseG4*7)+ 8]); f_printf(&bfile,"%d,%d,%d,%d", (battData[(BatDataBaseG4*7)+ 9]<<8)+battData[(BatDataBaseG4*7)+10],battData[(BatDataBaseG4*7)+11],(battData[(BatDataBaseG4*7)+12]<<8)+battData[(BatDataBaseG4*7)+13],battData[(BatDataBaseG4*7)+14]); for(i=0; i<96; i++) { bd=(battData[BatDataBaseG2*7+i*2+3]<<8)+battData[BatDataBaseG2*7+i*2+4]; f_printf(&bfile,",%d",bd); } f_printf(&bfile,"\r\n"); f_close(&bfile); } logCP=false; showCP=true; } void tripLog() { // Daily log char sTemp[40]; struct tm t; // pointer to a static tm structure short unsigned max, min, jv, i, bd; unsigned avg; unsigned short gids, SOC, packV; signed short packA; time_t seconds ; CANMessage msg; seconds = time(NULL); // Turbo3 t = *localtime(&seconds) ; // Turbo3 msg = lastMsg[indexLastMsg[0x5bc]]; //Get gids gids = (msg.data[0]<<2)+(msg.data[1]>>6); msg = lastMsg[indexLastMsg[0x55b]]; //Get SOC SOC = (msg.data[0]<<2)+(msg.data[1]>>6); msg = lastMsg[indexLastMsg[0x1db]]; //Get pack volts packV = (msg.data[2]<<2)+(msg.data[3]>>6); packA = (msg.data[0]<<3)+(msg.data[1]>>5); if (packA & 0x400) packA |= 0xf800; max=0; min=9999; avg=0; for(i=0; i<96; i++) { bd=(battData[BatDataBaseG2*7+i*2+3]<<8)+battData[BatDataBaseG2*7+i*2+4]; avg+=bd; if(bd>max) max=bd; if(bd<min) min=bd; } avg /= 96; if(min<3713) { jv=avg-(max-avg)*1.5; } else { // Only compute judgement value if min cellpair meets <= 3712mV requirement jv=0; } FIL bfile; FRESULT bfr; bfr = f_open(&bfile,"triplog.txt",FA_WRITE|FA_OPEN_ALWAYS); if(bfr==FR_OK) { f_lseek(&bfile,0xffffffff); // go to end of file to append strftime(sTemp, 40, "%a %m/%d/%Y %X", &t); f_printf(&bfile,"%s,",sTemp); sprintf(sTemp,"%d,%5.1f%%,%5.1f%%, %4.2f, %5.1f,%4.1f,%d,%d,%d,%d,%d",gids,(float)SOC/10, (float)SOH_x100/100,(float)Ah_x10000/10000,(float)packV/2,(float)packA/2,max,min,avg,max-min,jv); f_printf(&bfile,"%s,",sTemp); f_printf(&bfile,"%d,%d,%d,%d,",(battData[(BatDataBaseG4*7)+ 3]<<8)+battData[(BatDataBaseG4*7)+ 4],battData[(BatDataBaseG4*7)+ 5],(battData[(BatDataBaseG4*7)+ 6]<<8)+battData[(BatDataBaseG4*7)+ 7],battData[(BatDataBaseG4*7)+ 8]); f_printf(&bfile,"%d,%d,%d,%d", (battData[(BatDataBaseG4*7)+ 9]<<8)+battData[(BatDataBaseG4*7)+10],battData[(BatDataBaseG4*7)+11],(battData[(BatDataBaseG4*7)+12]<<8)+battData[(BatDataBaseG4*7)+13],battData[(BatDataBaseG4*7)+14]); for(i=0; i<96; i++) { bd=(battData[BatDataBaseG2*7+i*2+3]<<8)+battData[BatDataBaseG2*7+i*2+4]; f_printf(&bfile,",%d",bd); } f_printf(&bfile,"\r\n"); f_close(&bfile); } } //LM - updates firmware off a usb key, eliminating the need to plug //the CANary into a computer for updates. void updateFirmware() { FIL sfile; // external usb file FRESULT sfr; // external file access flags unsigned int bytesRW; char sTemp[40]; sfr = f_open(&sfile,"firmware.bin",FA_READ|FA_OPEN_EXISTING); if(sfr != FR_OK) { sprintf(sTemp,"Couldn't find firmware.bin\n"); printf(sTemp); wait(3); lastDMode[whichTouched]=99;//force refresh return; } fwCount ++; saveConfig(); tt.cls(); printf("Saved Configuration\n"); //delete all bin files in /local DIR *dir; struct dirent *ent; printf("Starting update\n"); printf("deleting old firmware files\n"); if ((dir = opendir ("/local/")) != NULL) { // print all the files and directories within directory while ((ent = readdir (dir)) != NULL) { //printf("FILE: %s\n",ent->d_name); char dest[4] = ""; strncat(dest, &ent->d_name[strlen(ent->d_name)-3],3); dest[0] = tolower(dest[0]); dest[1] = tolower(dest[1]); dest[2] = tolower(dest[2]); if(strcmp(dest,"bin")==0) { sprintf(sTemp,"/local/%s",ent->d_name); int result = remove(sTemp); printf("REMOVED: %s",ent->d_name); } } closedir (dir); } else { //could not open directory printf("Couldnt open folder"); wait(3); return; } printf("copying new firmware\n"); tt.cls(); //Copy the new firmware from usb->local //The newest bin file is the one that is used by the mbed const int bufSize = 2048; FILE *destFile; sprintf(sTemp,"/local/fw%d.bin",fwCount); printf("Writing %s\n",sTemp); wait(2); destFile = fopen(sTemp, "wb"); if(destFile == NULL) { sprintf(sTemp,"Couldn't Open Destination\n"); printf(sTemp); wait(3); return; } char buffer[bufSize]; while (!f_eof(&sfile)) { sfr=f_read(&sfile,&buffer,bufSize,&bytesRW); fwrite(buffer, 1, bytesRW, destFile); } fflush(destFile); fclose(destFile); f_close(&sfile); tt.cls(); printf("Succesful\n\n"); printf("Rebooting in 3 seconds\n"); wait(3); //Now run new firmware mbed_reset(); } bool detectUSB(void){ FIL tfile; // external usb file bool usbEn = (f_open(&tfile,"usb.det",FA_WRITE|FA_OPEN_ALWAYS)==FR_OK); if(usbEn){ f_close(&tfile); f_unlink("usb.det"); } return(usbEn); }