User`s manual

12.9.2 Pin Assignment :
(X508)
Note: refer to section 3. for A/D, D/A, DI, DO wire connection.
12.9.3 Programming :
I-7188E3-232 and X508 + I-7188EX are software the same.
I-7522A and X508 + I-7188XB are software the same.
For Software Installation & Demo Program, Refer to Section 2.2.2
I/O Expansion Bus for 7188X/7188E User’s Manual, Jun/2004 v1.4, 7PH-000-14---104