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/*-------------------------------------------------------------------------------------
This program will acquire data from channel 2 of the AT-MIO-16E-10 board.
All settings are made in the program itself, there are not any inputs for
the user.
The current settings are:
# data points 500 - set with the COUNT
Device
-------------------------------------------------------------------------------------*/
#include <windows.h> /* needed for NIDAQ */
#include <nidaq.h> /* NIDAQ functions */
#include <stdio.h> /* input/output functions */
#define COUNT 500 /* # of data points */
#define NUM_OF_SEC 3 /* amount of time to take data */
int main()
{
int j = 0; /* counter */
short
InDevice = 1, /* device number of A/D card set in NIDAQ */
InChannel = 2, /* channel to read from */
InGain = 1, /* gain to apply to the reading */
InBuffer[COUNT] = {0}, /* buffer to hold data from A/D card */
InStatus; /* return value of NIDAQ functions for error check */
long
InTimeOut = 360; /* # of timer ticks to wait for data to be acquired before assume error */
unsigned long
InCount = COUNT; /* # of data points to take */
double
InRate = COUNT/NUM_OF_SEC, /* frequency of data acquisition */
GainAdjust = 1, /* factor to adjust the gain in binary to value conversion */
Offset = 0, /* binary offset needed in binary to value conversions */
VoltBuffer[COUNT] = {0.0}; /* buffer to hold converted data */
char *FileName = "data.txt"; /* name of file to save data in */
/****** print a header to the screen ******/
printf ("This program will aquire %d points", InCount);
printf (" from channel %d.\n", InChannel);
/****** set time for timeout and error check ******/
if ((InStatus = Timeout_Config(InDevice, InTimeOut)) != 0)
{
printf ("Timeout_Config error %d\n",InStatus);
exit(InStatus);
}
/****** acquire data and error check ******/
if ((InStatus = DAQ_Op(InDevice, InChannel, InGain, InBuffer, InCount, InRate)) != 0)
{
printf ("DAQ_Op error %d\n",InStatus);
exit(InStatus);
}
/****** convert binary data to input data type and error check ******/
if ((InStatus = DAQ_VScale(InDevice, InChannel, InGain, GainAdjust, Offset, InCount, InBuffer, VoltBuffer)) != 0)
{
printf ("DAQ_VScale error %d\n",InStatus);
exit(InStatus);
}
/****** output the data ******/
/* output to screen is commented out */
for (j = 0; j < InCount; j = j + 5)
{
printf ("\n%10f %10f %10f ",VoltBuffer[j],VoltBuffer[j+1],VoltBuffer[j+2]);
printf ("%10f %10f",VoltBuffer[j+3],VoltBuffer[j+4]);
}
printf("\n\n");
return 0;
}
/* END OF PROGRAM */
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