APCI-/CPCI-1500 Technical
description Chapter 9
80
5) i_APCI1500_Set8DigitalOutputOn (...)
Syntax:
<Return value> = i_APCI1500_Set8DigitalOutputOn
(BYTE
b_BoardHandle,
BYTE
b_Port,
BYTE b_Value)
Parameters:
BYTE
b_BoardHandle
Handle of the board
xPCI-1500
BYTE
b_Port
Number of the output port (1 or 2)
BYTE
b_Value
Output value (0 to 255)
Task:
Sets one or several output channels of a port. Setting an output channel means
setting to high.
If you have switched off the digital output memory (OFF), the input channels
are set to "0".
Example:
Switching on the digital output memory
(ON)
see function "i_APCI1500_SetOutputMemoryOn (...)
b_Port = 1
b_Value = 55 Hex
The output channels 1, 3, 5, 7 are set. The other output channels hold their state.
Switching off the digital output memory
(OFF)
see function "i_APCI1500_SetOutputMemoryOff (...)
b_Port = 1
b_Value = 55 Hex
The output channels 1, 3, 5, 7 are set. The other output channels are reset.
Return value:
0: No error
-1: The handle parameter of the board is wrong
-2: The port number is not 1 or 2