Instruction Manual

BHK-MG (OPR) 022014 3-27

FIGURE 3-4. MESSAGE STRUCTURE

3.5.4.4 DATA

Some commands require data to accompany the keyword either in the form of a numeric value

or character string. Data always follows the last keyword of a command or query (e.g.,

VOLT:LEV:TRIG 14 or SOUR:VOLT? MAX

3.5.4.5 DATA SEPARATOR

Data must be separated from the last keyword by a space (e.g., VOLT:LEV:TRIG 14 or

SOUR:VOLT? MAX

3.5.4.6 MESSAGE UNIT SEPARATOR

When two or more message units are combined in a program message, they must be separated

by a semicolon (;) (e.g., VOLT 15;MEAS:VOLT? and CURR 12; CURR:TRIG 12.5).

CURR:LEV 3.5;:OUTP ON;:CURR?<NL>

MESSAGE TERMINATOR

KEYWORD

QUERY INDICATOR

ROOT SPECIFIER

MESSAGE UNIT SEPARATOR

DATA

KEYWORD

KEYWORD SEPARATOR

KEYWORD

MESSAGE UNIT SEPARATOR

DATA

MESSAGE UNIT

DATA SEPARATOR

ROOT SPECIFIER