HP 3336A Operating Manual page 60

Appendix A
To send specific programming instructions to the -hp- 3336 using the DATA message:
First:
BUS MANAGEMENT LINES
ATN IFC SRQ REN EOI fast on Data lines
T F Xx tT; Xx ? UU $
Zz 3336 listen address
controller talk address
universal unlisten (077g)
Second:
BUS MANAGEMENT LINES
ATN IFC SRQ REN EOI pe on Data lines
FF x TT xX P 2
rogramming Codes
NOTE
'The -hp- 3336 must already be in REMOTE.
Figure 3-A-6. Data (send).
A-4