/* Main Initfunction --------------------------------------------------------*/ void initSystem() { /* Configure the system clocks */ RCC_Configuration(); /* Configure TIMs */ TIM_Configuration(); /* Configure the GPIO ports UART */ GPIO_Configuration(); /* UART Interrupt */ NVIC_Configuration(); initUART1(); initUART2(); initUART3(); //initUART4(); /* initDMA for Sensors */ initDMA(); /* initADC for Sensros */ initADC(); /* inti System Ticker */ /* does not work in Interrupt */ /* Pause(ms) function */ initSysTick(); /* init I2C1 for Compas */ initI2C(); }
int main(void) { initUART1(); initUART2(); char transmitCharacter = 'c'; while(1) { U2TXREG = transmitCharacter; } return 0; }
int main(void) { int value; int junk; millisec = 0; value = SYSTEMConfigWaitStatesAndPB( GetSystemClock() ); // Enable the cache for the best performance CheKseg0CacheOn(); //Setupt input for inteface button JF8 (RA01) (0x02) TRISASET = 0x02; //RED LED - JF9 (RA04) (0x10) TRISACLR = 0x10; ODCACLR = 0x10; LATASET = 0x10; //Green LED -JF7 (RE9) (0x200) TRISECLR = 0x200; ODCECLR = 0x200; LATESET = 0x200; //Setupt Input for DataFlag Button - JF10 - RA5 0x20 TRISASET = 0x20; //Setup Output for Clutch Hold (Launch) JE1 RD14 0x4000 //This function is active low, driving the FET on the PDU TRISDCLR = 0x4000; ODCDCLR = 0x4000; LATDSET = 0x4000; //Default state is high (off) CAN1Init();//CAN1 ACCL 500kbs CAN2Init();//Motec 1mbs DelayInit(); initUART2(); // GPS UART prevButton1 = 0; prevButton2 = 0; millisec = 0; // Configure Timer 2 to request a real-time interrupt once per millisecond. // The period of Timer 2 is (16 * 5000)/(80 MHz) = 1 ms. OpenTimer2(T2_ON | T2_IDLE_CON | T2_SOURCE_INT | T2_PS_1_16 | T2_GATE_OFF, 5000); // Configure the CPU to respond to Timer 2's interrupt requests. INTEnableSystemMultiVectoredInt(); INTSetVectorPriority(INT_TIMER_2_VECTOR, INT_PRIORITY_LEVEL_2); INTClearFlag(INT_T2); INTEnable(INT_T2, INT_ENABLED); //UART GPS Interrupts INTSetVectorPriority(INT_UART_2_VECTOR ,INT_PRIORITY_LEVEL_1); //Make sure UART interrupt is top priority INTClearFlag(INT_U2RX); INTEnable(INT_U2RX, INT_ENABLED); value = OSCCON; while (!(value & 0x00000020)) { value = OSCCON; // Wait for PLL lock to stabilize } deviceAttached = FALSE; //Initialize the stack USBInitialize(0); shouldLog = FALSE; shouldStop = FALSE; //count = 0; angularRateInfoRec = FALSE; accelerationSensorRec = FALSE; HRaccelerationSensorRec = FALSE; //init tim er 3 to convert adc at 100hz OpenTimer3(T3_ON|T3_PS_1_256|T3_SOURCE_INT, 1562); //initialize i2c for the psoc initI2CPSoC(); state = wait; logNum = 0; initI2CEEPROM(); short addy = 0x0000; BYTE num = 0x00; logNum = readEEPROM(addy); if(logNum >= 0xEF) //Address stored in EEPROM if greater than 0xEF reset to zero, limited to a single byte with current code configuration { writeEEPROM(addy, 0x00); } char GroupString[550];//Group Names (Line1) char UnitString[550];//Units (line2) char ParamString[650];//Paramater Names (line3) sprintf(GroupString,"Time,Accelerometer,Accelerometer,Accelerometer,Accelerometer,Accelerometer,Accelerometer,Accelerometer,Accelerometer,Accelerometer,Engine,Engine,Engine,Engine,Engine,Engine,Engine,Engine,Engine,Engine,Drivetrain,Drivetrain,Electrical,Drivetrain,Drivetrain,Drivetrain,Drivetrain,Engine,Engine,Engine,Engine,Electrical,Electrical,Electrical,Electrical,Electrical,Electrical,Suspension,Suspension,Suspension,Suspension,Suspension,Drivetrain,Driver\n"); sprintf(UnitString,"ms,deg/s,deg/s,deg/s,m/s^2,m/s^2,m/s^2,m/s^2,m/s^2,m/s^2,rpm,%,kpa,degF,degF,lambda,psi,degF,na,na,psi,psi,V,mph,mph,mph,mph,s,gal,degF,degBTDC,mV,mV,mV,mV,mV,mV,mV,mV,mV,mV,mV,mV,\n"); sprintf(ParamString, "Millisec,pitch(deg/sec),roll(deg/sec),yaw(deg/sec),lat(m/s^2),long(m/s^2),vert(m/s^2),latHR(m/s^2),longHR(m/s^2),vertHR(m/s^2),rpm,tps(percent),MAP(kpa),AT(degF),ect(degF),lambda,fuel pres,egt(degF),launch,neutral,brake pres,brake pres filtered,BattVolt(V),ld speed(mph), lg speed(mph),rd speed(mph),rg speed(mph),run time(s),fuel used,Oil Temp (deg F), Ignition Adv (degBTDC),Overall Consumption(mV),Overall Production(mV),Fuel Pump(mV),Fuel Injector(mV),Ignition(mV),Vref(mV),Back Left(mV),Back Right(mV),Front Left(mV),Front Right(mV),Steering Angle(mV),Brake Temp(mV),Data Flag,GPRMC,Time,Valid,Lat,N/S,Long,E/W,Speed,Course,Date,Variation,E/W\n"); LATACLR = 0x10; //Turn on Red LED // LATECLR = 0x200; UARTSendString(UART2,PMTK_HOT_RESTART); int i = 0; while(!UARTTransmissionHasCompleted(UART2)){ i++; } while(1) { GPSDataRead(); GPSSentenceParse(); ClutchHold(); //This function handles the venting direction of the clutch actuator DataFlagFunc(); //This function handles the updates of the data flag variable //USB stack process function USBTasks(); switch(state){ case wait: USBTasks(); millisec = 0; if(CheckLogStateChange() == 1){ //start the transition from wait to log state = startLog; } break; case startLog: //if thumbdrive is plugged in if(USBHostMSDSCSIMediaDetect()) { deviceAttached = TRUE; //now a device is attached //See if the device is attached and in the right format if(FSInit()) { //Opening a file in mode "w" will create the file if it doesn't // exist. If the file does exist it will delete the old file // and create a new one that is blank. logNum = readEEPROM(addy); sprintf(nameString, "test%d.csv", logNum); myFile = FSfopen(nameString,"w"); FSfwrite(GroupString,1,strlen(GroupString),myFile); FSfwrite(UnitString,1,strlen(UnitString),myFile); FSfwrite(ParamString,1, strlen(ParamString),myFile); millisec = 0; //LATDSET = 0x4000; //Send sync pulse (aeroprobe) // while(millisec < 1000){} //Wait 1s then move to log, the aeroprobe ADC waits 1s. state = log; LATECLR = 0x200; //Turn on Green LATASET = 0x10; //Turn off Red } } break; case log: //This uses MOTEC as the master timer. Data is only written to the USB after all the motec Data is received if(motec0Read && motec1Read && motec2Read && motec3Read && motec4Read && motec5Read){ WriteToUSB(); } else{}//Wait for motec data to write the next row if(CheckLogStateChange() == 2){ //Start the transition from log to wait state = stopLog; } if(millisec > 2000){ LATDCLR = 0x4000; //After 2 seconds pass no need to keep output high } //Add a function to check for a flag button and set a variable break; case stopLog: //Always make sure to close the file so that the data gets written to the drive. FSfwrite("endFile", 1, 7, myFile); FSfclose(myFile); state = wait; logNum++; writeEEPROM(addy, logNum); LATACLR = 0x10; //Turn on Red LATESET = 0x200; //Turn off Green break; default: state = wait; break; } //CAN Handlers CANRxMessageBuffer* CAN1RxMessage = CAN1RxMsgProcess(); if(CAN1RxMessage){ WriteAccelData(CAN1RxMessage); //Accel is on CAN 1 } CANRxMessageBuffer* CAN2RxMessage = CAN2RxMsgProcess(); if(CAN2RxMessage){ writeCan2Msg(CAN2RxMessage); //Motec is on CAN 2 } } return 0; }