User manual

Writing your own software36
Copyright © 2010-2011 Pico Technology Ltd. All rights reserved.usbdrdaqpg.en
3.5.27
UsbDrDaqGetChannelInfo
PICO_STATUS UsbDrDaqGetChannelInfo(
short handle,
float * min,
float * max,
short * places,
short * divider,
USB_DRDAQ_INPUTS channel
)
This procedure returns a set of information about the currently selected scaling for the
specified channel. If a parameter is not required, you can pass a null pointer to the
routine.
Arguments:
handle: handle returned from UsbDrDaqOpenUnit or
UsbDrDaqOpenUnitProgress
min: the minimum value that the channel can take
max: the maximum value that the channel can take
places: the number of decimal places
divider: the number that values should be divided by, to give real
numbers
channel: the channel to return details for
Returns:
PICO_OK
PICO_NOT_FOUND
PICO_INVALID_PARAMETER
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