Omega Engineering OMG-PCI-DIO48 manual Port API Port # Absolute Address Function

Technical Description

Tables : API Port/bit reference numbers for Absolute and Relative Addressing R = Read

W = Write

R/W = Read or Write

Port	API Port # Absolute Address
	(function)
A1	0 ( R/W )
B1	1 ( R/W )
C1	2 ( R/W )
A2	8 ( R/W )
B2	9 ( R/W )
C2	10 ( R/W )

Figure 5-Absolute byte Address (any configuration)

Port	API Port # Relative	Port Type
	Address (function)
A1	0 ( R )	Input
B1	1 ( R )	Input
C1	2 ( R )	Input
A2	0 ( W )	Output
B2	1 ( W )	Output
C2 Lower	2 ( W )	Output
C2 Upper	3 ( R )	Input

Figure 6-Relative byte Address Given:

Inputs A1, B1, C1, C2Upper

Outputs A2, B2, C2 Lower

OMG-PCI-DIO48 Page 11