The cross-triggering controls are available on the Cross Triggering tab of the Synchronization Control window, shown in Figure 7.7. These controls describe the communications between two or more processors.

Figure 7.7. Synchronization Control window showing cross triggering controls

If any connections are established, then the processors for those connections are listed. If you make a connection after opening the Synchronization Control window, then the processor for the new connection is added to the list or processors. However, the related processor and cross-triggering controls are not selected.