ICP DAS USA PCI-D64HU, User Manual, Page: 62 / 128

6.3 d64h_OACK_filter_set
VC6
short d64h_OACK_filter_set (BYTE bCardID, U16 wOACKFilter)
VB6
d64h_OACK_filter_set (ByVal bCardID As Byte, ByVal wOACKFilter As Integer) As Integer
Description:
This function set the digital filter for O_ACK input signal.
Parameters:
bCardID: The specific Card ID that is configured with the on-board Dip-Switch.
wOACKFilter: the delay factor for digital filter ( 0
≦
wOACKFilter
≦
127 ).
wOACKFilter * 25ns < delay for data-latching
≦
(wOACK1) * 25ns
Return Code:
SUCCESS_NO_ERROR: The function returns successfully.
ERROR_INVALID_CARD_ID: There is no active PCI-D64HU card configured with bCardID, or the
given Card ID is invalid (for instance, Card ID is assigned to 254).
ERROR_INVALID_FILTER_SETTING: Indicates the filter-setting is out of range.
ERROR_DIGITAL_FILTER_SET: Cannot set the O_ACK filter, please call GetLastError() for further
system information
PCI-D64HU Function Reference Version 46