HP 53150A Series Programming Manual page 62

NOTE
Chapter 3 Programming Your Counter for Remote Operation
Overview of Response Message Formats
response data
<new line> = ASCII character decimal 10
^END = EOI asserted concurrent with last byte
; = multiple response separator (ASCII character decimal 59)
, = data separator within a response (ASCII character decimal 44)
Figure 3-9. Simplified Response Message Syntax Diagram
3-22
;
,
<new line>
^END
Programming Guide