INSTALLATION AND OPERATION
Output Oac OD
Read Byte
R8
Read Word RW
Define
Write
Address
Write Byte
Write Word
Read XA
Attenuati on
Write
XB
Attenuation
Set XD
Freq uency
Di rect
Table 2
~
6. IEEE'488
Commands (cent)
mt
DAC Set the value of
the desig-
Desig- nated hardware DAC to the
nator value
specified
by int,
nt none Read the value of the
addressed
byte.
The
Generator
responds with an unsigned integer.
nt none Read the value of the
addressed word. The Generator
responds with
an unsigned
integer.
int
none
int
none
int none
none none
none none
float QZ
M2
KZ
HZ
Defines the address to be
used by
the
write
byte/word
commands.
Write
int
into the address
specified with the define
write
address
command.
Write int into the address
specified with
the
define
write address command.
Read the current attenua-
tion. The Generator responds
with an
unsigned integer.
Change attenuation to 6dS
times
the unsigned integer.
The integer can be 0 to 23.
Set the frequency hardware
directly to the specified
synthesizer
frequency.
RF
Output
XR
RF ON/OFF ENTRY
0/1 none "XRO” programs all attenuation.
"XR1" restores attenuation to
its previous state.
RF
Output
RO 0/1
none
Turn RF output off/on.
SPECIAL FUNCTION ENTRY
Special
Functions
00
02
3
04
07/08
09
10
11
12/13
14
15
20/21
30/31
70
71
72
80
81
82
83-86
90/91
Clears all
special
functions
Initiates self test
Display check
Key check
Set/reset
SRQ
Display S/W rev and
instr
ID
Display 1EEE“488 address
Display self-test
results
Turn on/off display
Initialize memory
Latch test
Disable/enable
relative freq
Di sable/enable relative ampL
Medium key repeat rate
Fast key repeat rate
Slow key
repeat rate
Enable all Level correction
Disable
all level correction
Disable attenuator correction
Program alternate 24dB attens
Di sable/enable ampL fixed ring
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