Quantum Data 802BT - Manual (Page 562)

552 Appendix A Command Reference
TTLL
Class:
Description Sets the output voltage of the TTL interface on the 802R-PCI generator. The query reads
the current value.
Command syntax TTLL voltage
voltage
3.3
5.0
Query syntax TTLL?
Example TTLL 5.0 // sets the output voltage to 5V on the TTL interface