Measurement Computing Micro 488/EX rev.2.1 - Manual (Page 85)

Section 5 Command Descriptions
5.15
RESPONSE Event string sent when event occurs
MODE any
BUS STATES None
EXAMPLE 10 PRINT#1,"ARM TALK" Enable Talk Condition
20 INPUT#1,A$ Input 'TALK' Status Message
30 PRINT#1,"OUTPUT;This is a test"
40 GOTO 10
Output data and try again