Exemple #1
0
// This is the actual task that is run
static portTASK_FUNCTION( vConductorUpdateTask, pvParameters )
{
	uint8_t rxLen, status;
	uint8_t Buffer[vtI2CMLen];
	uint8_t *valPtr = &(Buffer[0]);
	
	// Get the parameters
	vtConductorStruct *param = (vtConductorStruct *) pvParameters;
	// Get the I2C device pointer
	vtI2CStruct *devPtr = param->dev;
	// Get the LCD information pointer
	vtVoltStruct *voltData = param->voltData;
	uint8_t recvMsgType;

	// Like all good tasks, this should never exit
	for(;;)
	{
		// Wait for a message from an I2C operation
		if (vtI2CDeQ(devPtr,vtI2CMLen,Buffer,&rxLen,&recvMsgType,&status) != pdTRUE) {
			VT_HANDLE_FATAL_ERROR(0);
		}

		// Decide where to send the message 
		//   This just shows going to one task/queue, but you could easily send to
		//   other Q/tasks for other message types
		// This isn't a state machine, it is just acting as a router for messages
		switch(recvMsgType) {
		case vtI2CMsgTypeVoltInit: {
			SendVoltValueMsg(voltData,recvMsgType,Buffer,0,portMAX_DELAY);
			break;
		}
		case vtI2CMsgTypeVoltRead: {
			SendVoltValueMsg(voltData,recvMsgType,Buffer,8,portMAX_DELAY);
			break;
		}
		default: {
			VT_HANDLE_FATAL_ERROR(recvMsgType);
			break;
		}
		}


	}
}
Exemple #2
0
portTASK_FUNCTION(sensorimotorTask, pvParameters)
{
    uint8_t rxLen, status;
    uint8_t buffer[I2C_MAX_LEN];

    struct SensorimotorParams * params = (struct SensorimotorParams *) pvParameters;
    vtI2CStruct * i2cDev = params->i2cDev;

    // LCD Information Pointer
    struct localizationParams * localization = params->localization;
    enum sensorType receivedMessageType;

    for (;;) {
        if (vtI2CDeQ(i2cDev, 
                     I2C_MAX_LEN, 
                     buffer, 
                     &rxLen, 
                     &receivedMessageType, 
                     &status) 
            != pdTRUE) {
            VT_HANDLE_FATAL_ERROR(0);
        }
            
        struct sensorMessage message;
        message.messageID = buffer[0];
        message.type = receivedMessageType;
        memcpy(message.values, &buffer[3], SENSOR_MESSAGE_LEN);
        message.updateMask = (buffer[1] << 8) | (buffer[2] << 8);

        switch(receivedMessageType) {
        case STATUS:
            sendLocalizationSensorMessage(localization, &message, portMAX_DELAY);
            break;
        default:
            VT_HANDLE_FATAL_ERROR(receivedMessageType);
            break;
        }
    }
}
// This is the actual task that is run
static portTASK_FUNCTION( I2CTask, pvParameters )
{
	portTickType xUpdateRate, xLastUpdateTime;
	const uint8_t ReturnADCValue = 0xAA;
	
	//const uint8_t InsteonReserved;	 //reserved for Insteon if we are only requesting insteon data
	//uint8_t InsteonSendValue[12]; //reserved for Insteon send
	
	uint8_t MidiSendCount = 1;
	uint8_t MidiSendValue[9] = {0xAF, 0x80, 0x64, 0x64, 0x00, 0x00, 0x00, 0x00, 0x00};
	uint8_t InstSendValue[9] = {0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
	int msgcount = 0;
	
	uint8_t temp1, rxLen, status;
	uint8_t ADCValueReceived[12];
	uint8_t MidiReceived[2];


	// Get the parameters
	i2cParamStruct *param = (i2cParamStruct *) pvParameters;
	
	// Get the I2C device pointer
	vtI2CStruct *devPtr = param->i2cDev;
	
	// Get the LCD information pointer
	vtLCDMsgQueue *lcdData = param->lcdQ;
	vtLCDMsg lcdBuffer;

	MasterMsgQueue * masterData = param->masterQ;
	MasterMsgQueueMsg masterBuffer;

	I2CMsgQueue * i2cQ = param->i2cQ;
	I2CMsgQueueMsg i2cBuffer;

	vTaskDelay(10/portTICK_RATE_MS);

	xUpdateRate = i2cREAD_RATE_BASE / portTICK_RATE_MS;

	/* We need to initialise xLastUpdateTime prior to the first call to vTaskDelayUntil(). */
	xLastUpdateTime = xTaskGetTickCount();
	for(;;)
	{
		//delay for some amount of time before looping again
		//vTaskDelayUntil( &xLastUpdateTime, xUpdateRate );
		
		//Send a request to the PIC for ADC values
		if (vtI2CEnQ(devPtr,0x01,0x4F,1,&ReturnADCValue,12) != pdTRUE) {
			VT_HANDLE_FATAL_ERROR(0);
		}

		//wait for message from I2C
		//bit0 is first portion of ADC value
		//bit1 is last portion of ADC value
		//bit2 is timer value
		//bit3 thru bit7 are garbage (all 0's)
		//bit8 is the size of the Midi buffer on the PIC
		//bit9 is the count
		//bit10 is the ADC channel number
		//bit11 is the OPCode we sent (0xAA)
		
		if (vtI2CDeQ(devPtr,12,&ADCValueReceived[0],&rxLen,&status) != pdTRUE) {
			//VT_HANDLE_FATAL_ERROR(0);
		}

		//check the message returned for errors:
		//0xAA signifying it's the correct op-code, verify the ADC is in the right order, 
		//ensure the proper range of channel numbers is used. 
	

	 	if ((ADCValueReceived[11] != 0xAA || ADCValueReceived[0] > 3 || ADCValueReceived[10] < 0 || ADCValueReceived[10] > 5) && ADCValueReceived[11] != 0xBB)
		{
			FlipBit(6);
		}
		else 
		{
		 	//check the inbound i2c message queue from messages either from the Main Thread or the LCD
			//thread. Forward them to the PIC depending on op-code
			if (ADCValueReceived[8] < 4 && uxQueueMessagesWaiting(i2cQ->inQ) > 0)//check for room on the PIC and if a message exists
			{
				if (xQueueReceive(i2cQ->inQ,(void *) &i2cBuffer,portMAX_DELAY) != pdTRUE) //receive message from message queue
				{
					VT_HANDLE_FATAL_ERROR(0);
				}
	
				/*if (i2cBuffer.buf[0] == 0x13)
				{
					InstSendValue[0] = i2cBuffer.buf[0];
					InstSendValue[1] = 0x02;
					InstSendValue[2] = 0x62;
					InstSendValue[3] = 0x12;
					InstSendValue[4] = 0x07;
					InstSendValue[5] = 0x4F;
					InstSendValue[6] = 0x00;
					InstSendValue[7] = 0x11;
					InstSendValue[8] = i2cBuffer.buf[1];

					if (i2cBuffer.buf[1] == 8)
						FlipBit(3);

					if (vtI2CEnQ(devPtr,0x00,0x4F,9,InstSendValue,0) != pdTRUE) {
						VT_HANDLE_FATAL_ERROR(0);
					}
			
					//wait for message from I2C
					if (vtI2CDeQ(devPtr,0,&MidiReceived[0],&rxLen,&status) != pdTRUE) {
						//VT_HANDLE_FATAL_ERROR(0);
					}
				} */

				else if (i2cBuffer.buf[0] == 0x4) //MIDI message to be forwarded
				{
					MidiSendValue[1] = i2cBuffer.buf[1]; //Here are the three MIDI control bytes sent
					MidiSendValue[2] = i2cBuffer.buf[2]; //They are formulated in the mainthread and sent here
					MidiSendValue[3] = i2cBuffer.buf[3];
		
					//Midi message to I2C to the PIC, there is also a count to maintain messages
					if (MidiSendCount > 100)
						MidiSendCount = 1;
					MidiSendValue[4] = MidiSendCount;
				 	if (vtI2CEnQ(devPtr,0x00,0x4F,9,MidiSendValue,0) != pdTRUE) {
						VT_HANDLE_FATAL_ERROR(0);
					}
			
					//wait for message from I2C
					if (vtI2CDeQ(devPtr,0,&MidiReceived[0],&rxLen,&status) != pdTRUE) {
						//VT_HANDLE_FATAL_ERROR(0);
					}

					//Whenever a "note on" message is being sent to the MIDI device, we want to update the LED display as well
					//this checks the command portion of the MIDI message then changes the LED accordingly. The 0x90 signifies
					//that the message came from instrument 1 since it operates on MIDI channel 0;  0x91 means Instrument 2 since
					//it operates on MIDI channel 1
					if (i2cBuffer.buf[1] == 0x90)
					{
						if (i2cBuffer.buf[2] == 60)
							InstSendValue[2] = 0x80;
						else if (i2cBuffer.buf[2] == 62)
							InstSendValue[2] = 0x40;
						else if (i2cBuffer.buf[2] == 64)
							InstSendValue[2] = 0x20;
						else if (i2cBuffer.buf[2] == 65)
							InstSendValue[2] = 0x10;
						else if (i2cBuffer.buf[2] == 67)
							InstSendValue[2] = 0x08;
						else if (i2cBuffer.buf[2] == 69)
							InstSendValue[2] = 0x04;
						else if (i2cBuffer.buf[2] == 71)
							InstSendValue[2] = 0x02;
						else if (i2cBuffer.buf[2] == 72)
							InstSendValue[2] = 0x01;
	
						InstSendValue[0] = 0x00;
						InstSendValue[1] = 0x16;
						//InstSendValue[2] = 0x80; 
						InstSendValue[3] = 0x00;
						InstSendValue[4] = 0x00;
						InstSendValue[5] = 0x00;
	
						
	
						if (vtI2CEnQ(devPtr,0x00,0x38,6,InstSendValue,0) != pdTRUE) {
							VT_HANDLE_FATAL_ERROR(0);
						}

						if (vtI2CDeQ(devPtr,0,&MidiReceived[0],&rxLen,&status) != pdTRUE) {
						//VT_HANDLE_FATAL_ERROR(0);
						}
						MidiSendCount++;
					}


					else if (i2cBuffer.buf[1] == 0x91)
					{
						if (i2cBuffer.buf[2] == 60)
							InstSendValue[2] = 0x80;
						else if (i2cBuffer.buf[2] == 62)
							InstSendValue[2] = 0x40;
						else if (i2cBuffer.buf[2] == 64)
							InstSendValue[2] = 0x20;
						else if (i2cBuffer.buf[2] == 65)
							InstSendValue[2] = 0x10;
						else if (i2cBuffer.buf[2] == 67)
							InstSendValue[2] = 0x08;
						else if (i2cBuffer.buf[2] == 69)
							InstSendValue[2] = 0x04;
						else if (i2cBuffer.buf[2] == 71)
							InstSendValue[2] = 0x02;
						else if (i2cBuffer.buf[2] == 72)
							InstSendValue[2] = 0x01;
	
						InstSendValue[0] = 0x00;
						InstSendValue[1] = 0x16;
						//InstSendValue[2] = 0x80; 
						InstSendValue[3] = 0x00;
						InstSendValue[4] = 0x00;
						InstSendValue[5] = 0x00;
	
						
	
						if (vtI2CEnQ(devPtr,0x00,0x3B,6,InstSendValue,0) != pdTRUE) {
							VT_HANDLE_FATAL_ERROR(0);
						}

						if (vtI2CDeQ(devPtr,0,&MidiReceived[0],&rxLen,&status) != pdTRUE) {
						//VT_HANDLE_FATAL_ERROR(0);
						}
						MidiSendCount++;
					}
					
					//Here are similar checks on the MIDI messages for a change in pitch.  The same checkes are made
					//for different channels
					if (i2cBuffer.buf[1] == 0xE0)
					{
						if (i2cBuffer.buf[3] == 0x00)
							InstSendValue[1] = 0x04;
						else if (i2cBuffer.buf[3] == 0x40)
							InstSendValue[1] = 0x02;
						else if (i2cBuffer.buf[3] == 0x7F)
							InstSendValue[1] = 0x01;
												
	
						InstSendValue[0] = 0x02;
						InstSendValue[3] = 0x00;
						InstSendValue[2] = 0x00; 
						
						InstSendValue[4] = 0x00;
						InstSendValue[5] = 0x00;
	
						
	
						if (vtI2CEnQ(devPtr,0x00,0x38,6,InstSendValue,0) != pdTRUE) {
							VT_HANDLE_FATAL_ERROR(0);
						}

						if (vtI2CDeQ(devPtr,0,&MidiReceived[0],&rxLen,&status) != pdTRUE) {
						//VT_HANDLE_FATAL_ERROR(0);
						}
						MidiSendCount++;
					}

					else if (i2cBuffer.buf[1] == 0xE1)
					{
						if (i2cBuffer.buf[3] == 0x00)
							InstSendValue[1] = 0x04;
						else if (i2cBuffer.buf[3] == 0x40)
							InstSendValue[1] = 0x02;
						else if (i2cBuffer.buf[3] == 0x7F)
							InstSendValue[1] = 0x01;
												
	
						InstSendValue[0] = 0x02;
						InstSendValue[3] = 0x00;
						InstSendValue[2] = 0x00; 
						
						InstSendValue[4] = 0x00;
						InstSendValue[5] = 0x00;
	
						
	
						if (vtI2CEnQ(devPtr,0x00,0x3B,6,InstSendValue,0) != pdTRUE) {
							VT_HANDLE_FATAL_ERROR(0);
						}

						if (vtI2CDeQ(devPtr,0,&MidiReceived[0],&rxLen,&status) != pdTRUE) {
						//VT_HANDLE_FATAL_ERROR(0);
						}
						MidiSendCount++;
					}
			
					//wait for message from I2C
					
				}
			}
			//If the message is not NULL then it is an ADC message, this message gets forwarded to MainThread.c where
			//the data is used for calculations.
			FlipBit(7);
			if (lcdData != NULL) 
			{
				//message sent to the master message queue
				masterBuffer.length = 13;
				masterBuffer.buf[0] = 0x08; //means the message is from I2C	- change to 0x09 for Nick's program
				masterBuffer.buf[1] = ADCValueReceived[0];
				masterBuffer.buf[2] = ADCValueReceived[1];
				masterBuffer.buf[3] = ADCValueReceived[2];
				masterBuffer.buf[4] = ADCValueReceived[3];
				masterBuffer.buf[5] = ADCValueReceived[4];
				masterBuffer.buf[6] = ADCValueReceived[5];
				masterBuffer.buf[7] = ADCValueReceived[6];
				masterBuffer.buf[8] = ADCValueReceived[7];
				masterBuffer.buf[9] = ADCValueReceived[8];
				masterBuffer.buf[10] = ADCValueReceived[9];
				masterBuffer.buf[11] = ADCValueReceived[10];
				masterBuffer.buf[12] = ADCValueReceived[11];
				
				if (xQueueSend(masterData->inQ,(void *) (&masterBuffer),portMAX_DELAY) != pdTRUE) {  
					VT_HANDLE_FATAL_ERROR(0);
				} 
			}
		}  
	}
}
Exemple #4
0
static portTASK_FUNCTION( vConductorUpdateTask, pvParameters )
{
	uint8_t rxLen, status;
	uint8_t Buffer[vtI2CMLen];
	uint8_t *valPtr = &(Buffer[0]);
	// Get the parameters
	vtConductorStruct *param = (vtConductorStruct *) pvParameters;
	// Get the I2C device pointer
	vtI2CStruct *devPtr = param->dev;
	// Get the LCD information pointer
	vtTempStruct *tempData = param->tempData;
	myNavStruct *navData = param->navData;
	myMapStruct *mapData = param->mapData;
	uint8_t recvMsgType;
	mapStruct.mappingFlag = 0;
	uint8_t i2cRoverMoveStop[] = {0x05, 0x00};

	// 255 will always be a bad message
	countDefArray[255] = BadMsg;
	uint8_t i;
	for(i = 0; i < 255; i++) {
		countDefArray[i] = CleanMsg;
	}
	uint8_t i2cRoverMoveStop[] = {0x05, 0x00};
	// Like all good tasks, this should never exit
	
	for(;;)
	{
		
		// Wait for a message from an I2C operation
		if (vtI2CDeQ(devPtr,vtI2CMLen,Buffer,&rxLen,&recvMsgType,&status) != pdTRUE) {
			VT_HANDLE_FATAL_ERROR(0);
		}

		// Decide where to send the message 
		//   This just shows going to one task/queue, but you could easily send to
		//   other Q/tasks for other message types
		// This isn't a state machine, it is just acting as a router for messages
		
		// If it is the initialization message
		if ( recvMsgType == vtI2CMsgTypeTempInit ) {
			SendTempValueMsg(tempData,recvMsgType,Buffer,portMAX_DELAY);

		}
		 else {
		// Switch on the definition of the incoming count
		switch(countDefArray[Buffer[0]]) {
			case RoverMsgSensorAllData: {
				//printf("SensorData\n");
				GPIO_ClearValue(0,0x78000);
				GPIO_SetValue(0, 0x48000);
				SendMapValueMsg(mapData,RoverMsgSensorAllData, Buffer, portMAX_DELAY);
				if (!speedRun)
					SendNavValueMsg(navData,0x11,Buffer,portMAX_DELAY);
				break;
			}
			case RoverMsgSensorForwardRight: {
				//SendTempValueMsg(tempData,recvMsgType,Buffer,portMAX_DELAY);
				break;
			}
			case RoverMsgMotorLeftData:	{
				//printf("MotorLeftData\n");
				GPIO_ClearValue(0,0x78000);
				GPIO_SetValue(0, 0x40000);
				SendTempValueMsg(tempData,RoverMsgMotorLeftData,Buffer,portMAX_DELAY);
				if (!speedRun)
					SendNavValueMsg(navData,RoverMsgMotorLeftData,Buffer,portMAX_DELAY);
				SendMapValueMsg(mapData,RoverMsgMotorLeftData,Buffer,portMAX_DELAY);
				break;
			}

			case RoverMsgMotorLeft90: {
				printf("RoverData\n");
				break;
				// SendTempValueMsg(tempData,recvMsgType,Buffer,portMAX_DELAY);
			}
			case BadMsg: {
				printf("Bad Message; Restart Pics\n");
				break;
			}
		default: {
			//printf("ConductDefault\n");
			SendMapValueMsg(mapData,0x11,Buffer,portMAX_DELAY);
			break;
			}
		}
		if(Buffer[6] == 1) {
			if (vtI2CEnQ(devPtr,vtI2CMsgTypeTempRead1,0x4F,sizeof(i2cRoverMoveStop),i2cRoverMoveStop,10) != pdTRUE) {
				VT_HANDLE_FATAL_ERROR(0);
			}
			mapStruct.mappingFlag = 0;
			mapStruct.timerFlag = 0;
			restart_nav();
			printf("\nFINISH LINE DETECTED!\n");
			stopGettingMotor("DATASTOP");
		}
		}
		// Clear the count defition					  
		countDefArray[Buffer[0]] = CleanMsg;

		// Check if retransmission is needed
		if ( countDefArray[Buffer[0]-3] == RoverMsgMotorLeft90 ) {
				printf("Retrans of motor\n");
				SendNavValueMsg(navData,0x89,Buffer,portMAX_DELAY);
		}
		// Check to see if the last five have been retrieved
		/*uint8_t i;
		for (i = Buffer[0]-1; i > Buffer[0] - 5; i--) {
			printf("Buf Check: %d\n", i);
			if ( countDefArray[i] == RoverMsgMotorLeft90 ) {
				printf("Retrans of motor\n");
				SendNavValueMsg(navData,0x89,Buffer,portMAX_DELAY);
			}
		}*/	


	}
}
// This is the actual task that is run
static portTASK_FUNCTION( SomeTask, pvParameters )
{
	portTickType xUpdateRate, xLastUpdateTime;
	const uint8_t i2cCmdReadVals[]= {0xAA};
	
	uint8_t temp1, rxLen, status;
	uint8_t messageReceived[2];


	// Get the parameters
	i2cTempStruct *param = (i2cTempStruct *) pvParameters;
	
	// Get the I2C device pointer
	vtI2CStruct *devPtr = param->dev;
	
	// Get the LCD information pointer
	vtLCDStruct *lcdData = param->lcdData;
	vtLCDMsg lcdBuffer;

	vTaskDelay(10/portTICK_RATE_MS);

	xUpdateRate = i2cREAD_RATE_BASE / portTICK_RATE_MS;

	/* We need to initialise xLastUpdateTime prior to the first call to vTaskDelayUntil(). */
	xLastUpdateTime = xTaskGetTickCount();

	for(;;)
	{
		//delay for some amount of time before looping again
		vTaskDelayUntil( &xLastUpdateTime, xUpdateRate );

		int i = 0;

		//toggle the bottom LED
		uint8_t ulCurrentState = GPIO2->FIOPIN;
		if( ulCurrentState & 0x40 )
		{
			GPIO2->FIOCLR = 0x40;
		}
		else
		{
			GPIO2->FIOSET = 0x40;
		}

		//Ask for message from I2C
		if (vtI2CEnQ(devPtr,0x01,0x48,sizeof(i2cCmdReadVals),0x00/*i2cCmdReadVals*/,2) != pdTRUE) {
			VT_HANDLE_FATAL_ERROR(0);
		}

		//wait for message from I2C
		if (vtI2CDeQ(devPtr,2,&messageReceived[0],&rxLen,&status) != pdTRUE) {
			VT_HANDLE_FATAL_ERROR(0);
		}

		uint8_t testint = 0;
		
		//load the read message from I2C into the lcd Buffer
		lcdBuffer.buf[0] = messageReceived[1];
		lcdBuffer.buf[1] = messageReceived[0];
		
		
		if (lcdData != NULL && lcdBuffer.buf[0] != 0xFF) {
			// Send a message to the LCD task for it to print (and the LCD task must be configured to receive this message)
			lcdBuffer.length = strlen((char*)(lcdBuffer.buf))+1;
			
			if (xQueueSend(lcdData->inQ,(void *) (&lcdBuffer),portMAX_DELAY) != pdTRUE) {  
				VT_HANDLE_FATAL_ERROR(0);
			}
		}
	}
}
Exemple #6
0
// This is the actual task that is run
static portTASK_FUNCTION( sensorTask, pvParameters )
{
	uint8_t rxLen, status; // not using status, and rxLen is always maxReceiveBytesForSpecificNumOfSensorSamples (define in .h)
	uint8_t buffer[vtI2CMLen]; // receive message
	uint8_t recvMsgType; // message type of the message put on I2C queue by moveTask (defined in I2CtaskMsgtypes)
    
	// Get the parameters
	SensorAStruct *sensorT = (SensorAStruct *) pvParameters;
    
    webServerTaskStruct *webServerData = sensorT->webServerData;
	// Get the I2C device pointer
	vtI2CStruct *i2cDevPtr = sensorT->i2cDev;
	MoveTaskStruct *moveTPtr = sensorT->moveT;
    
    
	uint8_t count = 0;

	uint16_t frontBuf[numOfSensorToDebounce] = {0, 0, 0};
	uint16_t sideTopBuf[numOfSensorToDebounce] = {0, 0, 0};
	uint16_t sideBottomBuf[numOfSensorToDebounce] = {0, 0, 0};

	int i = 0;
	for( i = 0; i < numOfSensorToDebounce; i++ )
	{
		frontBuf[i] = 0;
		sideTopBuf[i] = 0;
		sideBottomBuf[i] = 0;
	}
    
    
	// Like all good tasks, this should never exit
	for(;;)
	{
		// Wait for a message from an I2C operation
		if (vtI2CDeQ(i2cDevPtr, vtI2CMLen,buffer,&rxLen,&recvMsgType,&status) != pdTRUE) {
			VT_HANDLE_FATAL_ERROR(0);
		}
        
        //		printf("buffer %x\n", buffer[0]);
        //
        //		uint8_t index = 0;
        //		for (index = 0; index < rxLen; index++)
        //		{
        //		 	printf("buffer %x\n", buffer[index]);
        //		}
        
		switch(recvMsgType)
		{
			case (sensor1):
			{
				break;
			}
			case (sensor2):
			{
				if( rxLen != 0 )
				{
                    // make sure the check sum is ok
					//printf("valid = %d\n", validateMessage(buffer, rxLen));
					if( validateMessage(buffer, rxLen) )
					{
						switch( getMessageId(buffer, rxLen) ) // recognize the msgID
						{
							case RoverWaitingForCommand:
							{
                                
                                
                                /*
                                 * We need to disable the timer so that the arm doesn't
                                 * retrieve multiple sensor values when the rover is stationary.
                                 * It is important to enable the timer back again so that the
                                 * Arm receives distance values the rover has travelled from the
                                 * last poll.
                                 */
                                
                                /*
                                 * Retrieve the sensor distances
                                 */
                                uint16_t frontDistanceInches = getFrontSensorDistanceInInches(buffer, rxLen);
                                uint16_t topRightDistanceInches = getTopRightSensorDistanceInInches(buffer, rxLen);
                                uint16_t bottomRightDistanceInches = getBottomRightSensorDistanceInInches(buffer, rxLen);

								uint8_t canFront = updateSensorBuf(frontBuf, frontDistanceInches);
								uint8_t canSideT = updateSensorBuf(sideTopBuf, topRightDistanceInches);
								uint8_t canSideB = updateSensorBuf(sideBottomBuf, bottomRightDistanceInches);

								uint8_t rightFeet = getRightFeet(buffer, rxLen);
								uint8_t rightInches = getRightInches(buffer, rxLen);
								uint8_t leftFeet = getLeftFeet(buffer, rxLen);								  
								uint8_t leftInches = getLeftInches(buffer, rxLen);

//								printf("rightF = %d, rightI = %d, leftF = %d, leftI = %d\n", rightFeet, rightInches, leftFeet
//										, leftInches);

								if ( canFront != 1 ||  canSideT != 1 || canSideB != 1){
									break;
								}


								sendWheelDistancesOnly(sensorT->mapT, leftFeet, leftInches, rightFeet, rightInches, 0);
                                
                               	printf("Front %d\n", frontDistanceInches);
                                printf("TR %d\n", topRightDistanceInches);
                                printf("BR %d\n", bottomRightDistanceInches);
                                
                                SendWebServerSensorData(webServerData,frontDistanceInches,
                                                        topRightDistanceInches,bottomRightDistanceInches, 0);

				performLogic(buffer , rxLen, moveTPtr, sensorT);
                                
								break;
							}
							case RoverBusy:
							{
                                /*
                                 * Simply pass the buffer received from the rover to the MAP Task.
                                 */
                                
                                /*
                                 * Since the rover has received the command, we want
                                 * to enable the timer so that we poll rover to receive
                                 * the distance in feet and inches the rover has moved.
                                 */
                                
                                break;
                            };
                                
							case RoverHitStartFinshLine:
							{
                                /*
                                 * Simply pass the buffer received from the rover to the MAP Task.
                                 */
								
								uint8_t cmd [] = {stop_cmd_ToRover};
								uint8_t t [] = {0};
								uint8_t deg [] = {0};
								uint8_t dist [] = {0,0};
								SendWebServerCommandBuf(webServerData, fillWebServerBuf(cmd[0], t[0], deg[0], dist[0], dist[1]), portMAX_DELAY);
                                //SendStopToRover(moveTPtr, portMAX_DELAY);
								SendStFinNotification(sensorT->mapT, portMAX_DELAY);
								performLogic(buffer , rxLen, moveTPtr, sensorT);
								RUN++;
                                break;
                            };
                                
                            case RoverReceiveMoveCommand:
                            {
                                /*
                                 * Since the rover has received the command, we want
                                 * to enable the timer so that we poll rover to receive
                                 * the distance in feet and inches the rover has moved.
                                 */
                                break;
                            };
                                
							case MessageDrop:
							{
                                // msg wasn't received in time
								SendDroppedNotification(moveTPtr, 0);
								break;
							};
						}
					}
                    
					else
					{
						// notify the moveTask that a message was droped or went bad
						SendDroppedNotification(moveTPtr, 0);
					}
				}
				else
				{
                    // message dropped
					SendDroppedNotification(moveTPtr, 0);
				}
                
				break;
			}
			case (cmdSend):
			{
				break;
			}
                
			default:
			{
				//VT_HANDLE_FATAL_ERROR(0);
				break;
			}
		}
	}
}
Exemple #7
0
// This is the actual task that is run
static portTASK_FUNCTION( vConductorUpdateTask, pvParameters )
{
	// Get the parameters
	param = (vtConductorStruct *) pvParameters;
	// Get the I2C device pointer
	devPtr = param->dev;
	// Get the I2C task pointer
	i2cData = param->i2cData;
	// Get the Motor Control task pointer
	motorControl = param->motorControl;
	// Get the IR Control task pointer
	irData = param->irData;
	// Get the Speed Limit task pointer
	speedData = param->speedData;
	//Get the Power task pointer
	powerData = param->powerData;
	// Get the LCD pointer information
	lcdData = param->lcdData;

	// Message counts
	colorSensorMsgCount = 0, encodersMsgCount = 0, IRMsgCount = 0, ADCMsgCount = 0, powerMsgCount = 0, recvMsgType = 0;		// The value 0 is a temporary initial value for recvMsgType, rxLen; it's overwritten when vtI2CDeQ occurs.

	// Like all good tasks, this should never exit
	for(;;)
	{
		// Wait for a message from an I2C operation
		if (vtI2CDeQ(devPtr,vtI2CMLen,Buffer,&rxLen,&recvMsgType,&status) != pdTRUE) {
			VT_HANDLE_FATAL_ERROR(0);
		}

		// Decide where to send the message
		// This isn't a state machine, it is just acting as a router for messages
		switch(recvMsgType) {
			case vtI2CReadMsgType: {
				// If it is a read, send it to the appropriate task
				switch(vtGetI2CMsgType(Buffer)){

					/*---EMPTY MESSAGES---*/

					case COLOR_SENSOR_EMPTY_MESSAGE: {
						notifyRequestRecvd(i2cData,portMAX_DELAY);
						colorSensorMsgCount++;
						if(colorSensorMsgCount != vtGetI2CMsgCount(Buffer)){
							//Send Web Server an error with vtGetI2CMsgCount(Buffer) - colorSensorMsgCount
							colorSensorMsgCount = vtGetI2CMsgCount(Buffer);
						}
						break;
					}
					case ENCODERS_EMPTY_MESSAGE: {
						notifyRequestRecvd(i2cData,portMAX_DELAY);
						encodersMsgCount++;
						if(encodersMsgCount != vtGetI2CMsgCount(Buffer)){
							//Send Web Server an error with vtGetI2CMsgCount(Buffer) - encodersMsgCount
							encodersMsgCount = vtGetI2CMsgCount(Buffer);
						}
						break;
					}
					case IR_EMPTY_MESSAGE: {
						notifyRequestRecvd(i2cData,portMAX_DELAY);
						IRMsgCount++;
						if(IRMsgCount != vtGetI2CMsgCount(Buffer)){
							//Send Web Server an error with vtGetI2CMsgCount(Buffer) - IRMsgCount
							IRMsgCount = vtGetI2CMsgCount(Buffer);
						}
						break;
					}
					case POWER_EMPTY_MESSAGE: {
						notifyRequestRecvd(i2cData,portMAX_DELAY);
						powerMsgCount++;
						if(powerMsgCount != vtGetI2CMsgCount(Buffer)){
							//Send Web Server an error with vtGetI2CMsgCount(Buffer) - powerMsgCount
							powerMsgCount = vtGetI2CMsgCount(Buffer);
						}
						break;
					}
					case GENERIC_EMPTY_MESSAGE: {
						break;
					}

					/*---DATA MESSAGES---*/

					case COLOR_SENSOR_MESSAGE: {
						notifyRequestRecvd(i2cData,portMAX_DELAY);
						conductorSendColorSensorDataMsg(speedData, (Buffer + 2), 8);
						colorSensorMsgCount++;
						if(colorSensorMsgCount != vtGetI2CMsgCount(Buffer)){
							//Send Web Server an error with vtGetI2CMsgCount(Buffer) - colorSensorMsgCount
							colorSensorMsgCount = vtGetI2CMsgCount(Buffer);
						}
						break;
					}
					case ENCODERS_MESSAGE: {
						notifyRequestRecvd(i2cData,portMAX_DELAY);
						conductorSendMotorEncoderDataMsg(motorControl, (Buffer + 2), 8);
						encodersMsgCount++;
						if(encodersMsgCount != vtGetI2CMsgCount(Buffer)){
							//Send Web Server an error with vtGetI2CMsgCount(Buffer) - encodersMsgCount
							encodersMsgCount = vtGetI2CMsgCount(Buffer);
						}
						break;
					}
					case IR_MESSAGE: {
						notifyRequestRecvd(i2cData,portMAX_DELAY);
						conductorSendIRSensorDataMsg(irData, (Buffer + 2), 8);		// Still figuring out if this should be 2, 4, or 8 but I'm pretty sure this should be 8
						IRMsgCount++;
						if(IRMsgCount != vtGetI2CMsgCount(Buffer)){
							//Send Web Server an error with vtGetI2CMsgCount(Buffer) - IRMsgCount
							IRMsgCount = vtGetI2CMsgCount(Buffer);
						}
						break;
					}
					case POWER_MESSAGE: {
						notifyRequestRecvd(i2cData,portMAX_DELAY);
						conductorSendPowerDataMsg(powerData, (Buffer + 2), 4);
						powerMsgCount++;
						if(powerMsgCount != vtGetI2CMsgCount(Buffer)){
							//Send Web Server an error with vtGetI2CMsgCount(Buffer) - powerMsgCount
							powerMsgCount = vtGetI2CMsgCount(Buffer);
						}
						break;
					}
				}	// End switch statement
				break;
			}	// End vtI2CReadMsgType case
			case vtI2CMotorMsgType: {
				// If it is a I2C motor message, just recognize that this is an ack from the slave
				// Nothing else to do here
				break;
			}
			default: {
				VT_HANDLE_FATAL_ERROR(recvMsgType);
				break;
			}
		}	// End switch statement
	}	// End for loop
}