Learning the Basics
Preparing the OSA
OSA Address Switches
In this gure, switches ROW 1, ROW 2, and ROW 3 correspond to row-address numbers which position the module vertically in the address map. The row switches for the optical spectrum module address must be set to 0 to allow HP-IB control.
The COLUMN switches select the HP-IB address and correspond to the column-address numbers on the address map. Next to each switch are numbers in parentheses which indicate the binary value of the individual switches. The column or row address is the sum of the values in the parentheses beside each switch that is set to 1. For example, a column
