HP 54501A Programming Reference Manual page 52

/
54120/BL41
Figure
3-5.
<
command
message
unit >
/
54120/BH2
Figure
3-6.
<
query message
unit
>
<
program message
unit separator
>.
A
semicolon
separates
< program
message unit
>
s,
or individual commands.
<
command program header
>
/
< query program header
>.
These
elements serve as
the headers
of commands or
queries. They represent
the action to be taken.
Message Communication
and System Functions
3-10
HP
54501A
Programming