Omega OMB-DAQ-54 User Manual page 138

DLL Function daqAdcRd(DaqHandleT handle, DWORD chan, PVOID sample, daqAdcGain gain,
DWORD flags);
daqAdcRd(DaqHandleT handle, DWORD chan, PVOID sample, DaqAdcGain gain,
C
DWORD flags);
Visual BASIC VBdaqAdcRdSingle&(ByVal handle&, ByVal chan&, sample!, ByVal gain&, ByVal flags&)
daqAdcRd(handle:DaqHandleT; chan:DWORD; sample:pointer; const gain:daqAdcGain;
Delphi
flags:DWORD)
handle
Parameters
chan
sample
gain
flags
DerrFIFOFull
Returns
DerrInvGain
DerrInvChan
DerrNoError
daqAdcSetMux, daqAdcSetTrig, daqAdcSoftTrig
See Also
None
Program References
Used With All devices
Description
daqAdcRd is used to take a single reading from the given local A/D channel. This function will use a software trigger to immediately
trigger and acquire one sample from the specified A/D channel.
•
The chan parameter indicates the channel for which to take the sample.
•
The sample parameter is a pointer to where the collected sample should be stored.
•
The gain parameter indicates the channel's gain setting.
•
The flags parameter allows the setting of channel-dependent options. See ADC Flags Definition table for channel flags
definitions.
Personal Daq User's Manual
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daqAdcRd
Handle to the device for which the ADC reading is to be acquired
A single channel number
A pointer to a value where an A/D sample is stored. Valid values: (See daqAdcSetTag)
The channel gain
Channel configuration flags in the form of a bit mask
Buffer Overrun
Invalid gain
Invalid channel
No Error
Appendix B,
887095
API Commands B-5