EXFO FTB-2 - Manual (Page 363)

IEEE 488.2 and Specific Command Reference
FTB-2 and FTB-2 Pro 353
IEEE 488.2 Required Commands
See the contents of this register below.
A bit value of zero shall indicate a disabled
condition.
Example(s) *SRE 52
where 52 = (bit ESB, bit MAV and bit EAV)
See Also *SRE?
*STB?
*SRE
Bit Weight Meaning
N.U. 128 Not used
N.U. 64 Not used
ESB 32 Event Summary Bit Enable
MAV 16 Message AVailable Enable
N.U. 8 Not used
EAV 4 Error / Event AVailable Enable
N.U. 2 Not used
N.U. 1 Not used