Has anyone used the SBC23DC SBC card and the associated I/O Relay card from Modtronix.
http://www.modtronix.com/product_inf...roducts_id=198

As a number of controls in the I/O port are accessed via 3 74HC595 serial/parallel shift registers I was wondering if anyone has written any basic I/O routines for them in PBPro.