void WriteDigitalU8(uInt32 port, uInt8 data)
{
if(ReadDigitalU8(0) & 1<<4)
{
/*if( (data & 1<<6) || (data & 1<<7)) {
printf("\nATTENTION: Moving along xx without cage at CENTER...\n");
WriteDigitalU8(2, 0);
exit(0);
}
*/
/*
if( (data & 1<<2) || (data & 1<<3)) {
printf("\nATTENTION: Moving along zz without cage at CENTER...\n");
WriteDigitalU8(2, 0);
exit(0);
} */
}
portos[port]=data;
#ifdef _USE_REAL_KIT_
int error_1=0;
char errBuff_1[2048]={'\0'};
int32 written_1;
TaskHandle task_handle = tasks[port];
DAQmxWriteDigitalU8(task_handle,1,1,10.0,DAQmx_Val_GroupByChannel,&data,&written_1,NULL);
#else
sim_WriteDigitalU8(port, data);
#endif
}
//Gateway routine
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
{
//General vars
char errMsg[512];
//Read input arguments
float64 timeout;
bool writeDigitalLines;
uInt32 bytesPerChan;
int numSampsPerChan;
bool32 autoStart;
int32 status;
TaskHandle taskID, *taskIDPtr;
//Get TaskHandle
taskIDPtr = (TaskHandle*)mxGetData(mxGetProperty(prhs[0],0, "taskID"));
taskID = *taskIDPtr;
mxClassID writeDataClassID = mxGetClassID(prhs[1]);
if ((writeDataClassID == mxLOGICAL_CLASS) || (writeDataClassID == mxDOUBLE_CLASS))
writeDigitalLines = true;
else
writeDigitalLines = false;
if (writeDigitalLines)
{
status = DAQmxGetWriteDigitalLinesBytesPerChan(taskID,&bytesPerChan); //This actually returns the number of bytes required to represent one sample of Channel data
if (status)
handleDAQmxError(status,"DAQmxGetWriteDigitalLinesBytesPerChan");
}
if ((nrhs < 3) || mxIsEmpty(prhs[2]))
timeout = DAQmx_Val_WaitInfinitely;
else
{
timeout = (float64) mxGetScalar(prhs[2]);
if (mxIsInf(timeout) || (timeout < 0))
timeout = DAQmx_Val_WaitInfinitely;
}
if ((nrhs < 4) || mxIsEmpty(prhs[3]))
{
if (writeDigitalLines)
autoStart = true;
else
autoStart = false;
}
else
autoStart = (bool32) mxGetScalar(prhs[3]);
mwSize numRows = mxGetM(prhs[1]);
if ((nrhs < 5) || mxIsEmpty(prhs[4]))
if (writeDigitalLines)
{
numSampsPerChan = numRows / bytesPerChan;
}
else
numSampsPerChan = numRows;
else
numSampsPerChan = (int) mxGetScalar(prhs[4]);
//Verify correct input length
//Write data
int32 sampsWritten;
switch (writeDataClassID)
{
case mxUINT32_CLASS:
status = DAQmxWriteDigitalU32(taskID, numSampsPerChan, autoStart, timeout, dataLayout, (uInt32*) mxGetData(prhs[1]), &sampsWritten, NULL);
break;
case mxUINT16_CLASS:
status = DAQmxWriteDigitalU16(taskID, numSampsPerChan, autoStart, timeout, dataLayout, (uInt16*) mxGetData(prhs[1]), &sampsWritten, NULL);
break;
case mxUINT8_CLASS:
status = DAQmxWriteDigitalU8(taskID, numSampsPerChan, autoStart, timeout, dataLayout, (uInt8*) mxGetData(prhs[1]), &sampsWritten, NULL);
break;
case mxDOUBLE_CLASS:
case mxLOGICAL_CLASS:
{
if (numRows < (numSampsPerChan * bytesPerChan))
mexErrMsgTxt("Supplied writeData argument must have at least (numSampsPerChan x numBytesPerChannel) rows.");
else if (writeDataClassID == mxLOGICAL_CLASS)
status = DAQmxWriteDigitalLines(taskID, numSampsPerChan, autoStart, timeout, dataLayout, (uInt8*) mxGetData(prhs[1]), &sampsWritten, NULL);
else //mxDOUBLE_CLASS
{
//Convert DOUBLE data to LOGICAL values
double *writeDataRaw = mxGetPr(prhs[1]);
mwSize numElements = mxGetNumberOfElements(prhs[1]);
uInt8 *writeData = (uInt8 *)mxCalloc(numElements,sizeof(uInt8));
for (unsigned int i=0;i<numElements;i++)
{
if (writeDataRaw[i] != 0)
writeData[i] = 1;
}
status = DAQmxWriteDigitalLines(taskID, numSampsPerChan, autoStart, timeout, dataLayout, writeData, &sampsWritten, NULL);
mxFree(writeData);
}
}
break;
default:
sprintf_s(errMsg,"Class of supplied writeData argument (%s) is not valid", mxGetClassName(prhs[1]));
mexErrMsgTxt(errMsg);
}
//Handle output arguments
if (nlhs > 0) {
plhs[0] = mxCreateDoubleScalar(0);
double *sampsPerChanWritten = mxGetPr(plhs[0]);
if (!status)
{
//mexPrintf("Successfully wrote %d samples of data\n", sampsWritten);
*sampsPerChanWritten = (double)sampsWritten;
}
else //Write failed
handleDAQmxError(status, mexFunctionName());
}
}
//Gateway routine
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
{
//General vars
char errMsg[512];
//Read input arguments
float64 timeout;
//bool dataIsLogicalOrDouble;
// For unsigned int data (8, 16, or 32-bit) we call DAQmxWriteDigitalU<whatever>() to
// write the data to the buffer. For logical or double data, we call DAQmxWriteDigitalLines().
// For the first, the several channel settings have to be "packed" into a single unsigned int.
// For the second, each channel is set individually.
// Note that a "channel" in this context is a thing you set up with a single call to the
// DAQmxCreateDOChan() function.
// That is, a channel can consist of more than one TTL line.
// This var is set to true iff the data is logical or double.
uInt32 maxLinesPerChannel;
int32 numSampsPerChan; // The number of time points to output, aka the number of "scans"
bool32 autoStart;
int32 status;
TaskHandle taskID, *taskIDPtr;
//Get TaskHandle
taskIDPtr = (TaskHandle*)mxGetData(mxGetProperty(prhs[0],0, "taskID"));
taskID = *taskIDPtr;
// Get type and dimensions of data array
mxClassID writeDataClassID = mxGetClassID(prhs[1]);
bool dataIsLogicalOrDouble = ((writeDataClassID == mxLOGICAL_CLASS) || (writeDataClassID == mxDOUBLE_CLASS)) ;
mwSize numRows = mxGetM(prhs[1]);
mwSize numCols = mxGetN(prhs[1]);
// Determine the timeout
if ((nrhs < 3) || mxIsEmpty(prhs[2]))
timeout = DAQmx_Val_WaitInfinitely;
else
{
timeout = (float64) mxGetScalar(prhs[2]);
if (mxIsInf(timeout) || (timeout < 0))
timeout = DAQmx_Val_WaitInfinitely;
}
// Determine whether to start automatically or not
if ((nrhs < 4) || mxIsEmpty(prhs[3]))
{
int32 sampleTimingType;
status = DAQmxGetSampTimingType(taskID, &sampleTimingType) ;
if (status)
handleDAQmxError(status,"DAQmxSetSampTimingType");
if ( sampleTimingType == DAQmx_Val_OnDemand )
{
// The task is using on-demand timing, so we want the
// new values to be immediately output. (And trying to call
// DAQmxWriteDigitalLines() for an on-demand task, with autoStart set to false,
// will error anyway.
autoStart = (bool32) true;
}
else
{
autoStart = (bool32) false;
}
}
else
{
autoStart = (bool32) mxGetScalar(prhs[3]);
}
// Determine the number of scans (time points) to write out
if ((nrhs < 5) || mxIsEmpty(prhs[4]))
{
if (dataIsLogicalOrDouble)
{
status = DAQmxGetWriteDigitalLinesBytesPerChan(taskID,&maxLinesPerChannel);
// maxLinesPerChannel is maximum number of lines per channel.
// Each DO "channel" can consist of multiple DO lines. (A channel is the thing created with
// a call to DAQmxCreateDOChan().) So this returns the maximum number of lines per channel,
// across all the channels in the task. When you call DAQmxWriteDigitalLines(), the data must consist
// of (number of scans) x (number of channels) x maxLinesPerChannel uint8 elements. If a particular channel has fewer lines
// than the max number, the extra ones are ignored.
if (status)
handleDAQmxError(status,"DAQmxGetWriteDigitalLinesBytesPerChan");
numSampsPerChan = (int32) (numRows/maxLinesPerChannel); // this will do an implicit floor
}
else
numSampsPerChan = (int32) numRows;
}
else
{
numSampsPerChan = (int32) mxGetScalar(prhs[4]);
}
// Verify that the data contains the right number of columns
uInt32 numberOfChannels;
status = DAQmxGetTaskNumChans(taskID, &numberOfChannels) ;
if (status)
handleDAQmxError(status,"DAQmxGetTaskNumChans");
if (numCols != numberOfChannels )
{
mexErrMsgTxt("Supplied writeData argument must have as many columns as there are channels in the task.");
}
// Verify that the data contains enough rows that we won't read off the end of it.
// Note that for logical or double data, the different lines for each channel must be stored in the *rows*.
// So for each time point, there's a maxLinesPerChannel x nChannels submatrix for that time point.
int numberOfRowsNeededPerScan = (dataIsLogicalOrDouble ? maxLinesPerChannel : 1) ;
int minNumberOfRowsNeeded = numberOfRowsNeededPerScan * numSampsPerChan ;
if (numRows < minNumberOfRowsNeeded )
{
mexErrMsgTxt("Supplied writeData argument does not have enough rows.");
}
//Write data
int32 scansWritten;
switch (writeDataClassID)
{
case mxUINT32_CLASS:
status = DAQmxWriteDigitalU32(taskID, numSampsPerChan, autoStart, timeout, dataLayout, (uInt32*) mxGetData(prhs[1]), &scansWritten, NULL);
break;
case mxUINT16_CLASS:
status = DAQmxWriteDigitalU16(taskID, numSampsPerChan, autoStart, timeout, dataLayout, (uInt16*) mxGetData(prhs[1]), &scansWritten, NULL);
break;
case mxUINT8_CLASS:
status = DAQmxWriteDigitalU8(taskID, numSampsPerChan, autoStart, timeout, dataLayout, (uInt8*) mxGetData(prhs[1]), &scansWritten, NULL);
break;
case mxLOGICAL_CLASS:
status = DAQmxWriteDigitalLines(taskID, numSampsPerChan, autoStart, timeout, dataLayout, (uInt8*) mxGetData(prhs[1]), &scansWritten, NULL);
break;
case mxDOUBLE_CLASS:
{
//Convert DOUBLE data to LOGICAL values
double *writeDataRaw = mxGetPr(prhs[1]);
mwSize numElements = mxGetNumberOfElements(prhs[1]);
uInt8 *writeData = (uInt8 *)mxCalloc(numElements,sizeof(uInt8));
for (unsigned int i=0;i<numElements;i++)
{
if (writeDataRaw[i] != 0)
writeData[i] = 1;
}
status = DAQmxWriteDigitalLines(taskID, numSampsPerChan, autoStart, timeout, dataLayout, writeData, &scansWritten, NULL);
mxFree(writeData);
}
break;
default:
sprintf_s(errMsg,"Class of supplied writeData argument (%s) is not valid", mxGetClassName(prhs[1]));
mexErrMsgTxt(errMsg);
}
// If an error occured at some point during writing, deal with that
if (status)
handleDAQmxError(status, mexFunctionName());
// Handle output arguments, if needed
if (nlhs > 0)
{
plhs[0] = mxCreateDoubleScalar(0);
double * sampsPerChanWritten = mxGetPr(plhs[0]);
*sampsPerChanWritten = (double)scansWritten ;
}
}