ADLINK PCI-7258 - Manual (Page 34)

26 • C/C++ Libraries
5.3 _7258_DO
@ Description
@ Syntax
U16 _7258_DO (U16 boardID, U16 Group, U16 doData)
@ Argument
boardID: Board ID for the specific board.
Group: group 0 represents DO channel 1~16, group 1 represents DO
channel 17~32.
doData: value which will be written to digital output port.
@ Return Code
ERR_NoError, ERR_BoardNoInit, ERR_InvalidDOChannel
5.4 _7258_DO_Read_Back
@ Description
This function is used to read data back from the digital output port controlled
by the 7258_DO function. You can read back all relay status (close or open)
by using this function.
@ Syntax
U16 _7258_DO_Read_Back (U16 boardID, U16 Group, U16
*doReadBackData)
@ Argument
boardID : Board ID for the specific board.
Group:
group 0 represents DO channel 1~16, group 1 represents DO
channel 17~32.
diReadBackData : Value read back from digital output port. ‘0’ represents
the PhotoMos relay is under open condition and ‘1’
represents the PhotoMos relay is under close condition.
@ Return Code
ERR_NoError, ERR_BoardNoInit, ERR_InvalidDOChannel