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INSTALLATION
AND
OPERATION
Table
2-8.
IEEE-488
Commands
(cont)
DC
coupled
AM
SP
60/61
none
Disable/enable
DC
coupled AM
DC
coupled
DA
0/1
none
Alternate programming command
AM
for
disable/enable
DC
coupled
AM operation
Program
FM
FM
float
Program
FM
deviation
in
units
of:
GZ
gigahertz
M2
megahertz
KZ
kilohertz
H2
hertz
RD
radians
External
FM
FE
0/1
none
Disable/enable external
FM
Internal
FH
FI
0/1
none
Disable/enable internal
FH
Program
MR
0/1
none
Program modulation frequency
Mod Freq
to
400 Hz/1000
Hz.
Program
MF
float
Program modulation frequency
Mod Freq
in
units
of:
GZ
gi
gahertz
MZ
megahertz
KZ
ki
1
cfiertz
HZ
hertz
External
PE
0/1
Di
sable/enable external pulse
Pul
se
modulation
Internal
SP
40/41
Disable/enable internal
pulse
1
Pul
se
modulati on
Interna
1
PI
0/1
Alternate programming command
Pulse
for
disable/enable internal
pulse modulation
operation
MONITOR COMMANDS
Input Bit
IB
none
BIT
Respond with
the
value
of
the
Desig-
designated hardware
bit.
nator
Output
Bit
08
0/1
BIT
Set
the
designated hardware
Desig-
bit to
0 or
1
nator
Output Dac
OD
int
DAC
Set the value
of
the
desig-
Desig-
nated hardware
DAC
to the
nator
value specified by
int.
Read Byte
RB
int
none
Read the value
of
the
ad-
dressed
byte. The
Generator
responds
with an
unsigned
integer.
Read Word
RW
int
none
Read
the value
of
the ad-
dressed
word. The
Generator
responds with
an
unsigned
integer.
2-37
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