HP 3478A Technical Manual page 27

The CAL ENABLE Switch on the front The CAL ENABLE Switch on the front
panel should not be in the CAL/ENABLE panel should not be in the CAL/ENABLE
position under normal use. It should only position under normal use. It should only
be in that position to calibrate the be in that position to calibrate the
instrument. instrument.
3- 3-66 66. . MI MISC SCEL ELLA LANE NEOU OUS OPE
3- 3-67 67. . Vo Volt ltme mete ter r Co Comp mple lete te
3-6 3-68. 8. The Vol The Voltme tmeter ter Com
connector which outputs a signal at the end of the A/D connector which outputs a signal at the end of the A/D
cycle. The signal is a negative going TTL compatible cycle. The signal is a negative going TTL compatible
pulse with a time period of approximately I pulse with a time period of approximately I
Voltmeter Complete connector is located on the rear Voltmeter Complete connector is located on the rear
panel. panel.
3- 3-69 69. . REMO RE MOTE TE OP OPER ERAT
3 3 - - 7 7 0 0 . . G G e e n n e e r r a a l l
3-71. 1. 3-7 The The follow fol lowing ing
dependent information necessary to remotely operate the dependent information necessary to remotely operate the
3478A 3478A over over the the Hewlett-Packard Hewlett-Packard
Directions for mechanical interface connections to the Directions for mechanical interface connections to the
HP-IB are giv HP-IB are given in Section en in Section II of this
yourself with the front panel operation (local) before yourself with the front panel operation (local) before
attempting to use the multimeter in attempting to use the multimeter in remote (HP-IB).
HP-IB HP-IB is is
implementation of IEEE Std. 488-1978, implementation of IEEE Std. 488-1978,
"Standard "Standard Digital Digital
Programmable Programmable
ANSI MC 1.1. ANSI MC 1.1.
3-72. 2. 3-7 A gener A ge neral d al desc escrip
manual's Appendix A. Refer to the appendix for any non- manual's Appendix A. Refer to the appendix for any non-
3478A related HP-IB information. It is assumed, in the 3478A related HP-IB information. It is assumed, in the
following paragraphs, that you are knowledgeable about following paragraphs, that you are knowledgeable about
the HP-IB. the HP-IB.
3-73. 3. 3-7 The The fol follow lowing ing lis lists t
operations. operations.
a. a. 347 3478A 8A Res Respon ponse
3-74) 3-74). .
T T i i t t l l e e
D D a a t t a a
T T r r i i g g g g e e r r ( ( G G E E T T ) )
C C l l e e a a r r ( ( D D C C L L o o r r S S D D C C ) )
R R e e m m o o t t e e
L L o o c c a a l l
L L o o c c a a l l L L o o c c k k o o u u t t
C C l l e e a a r r L L o o c c k k o o u u t t a a n n d d S S e e t t L L o o c c a a l l
R R e e q q u u i i r r e e S S e e r r v v i i c c e e ( ( S S R R Q Q ) )
NOTE NOTE
S OPERA RATI TION ONS S
Comple plete te con connec nector tor is a is a BNC
ATIO ION N
paragr par agraph aphs s give g ives s
Interface Interface Bus Bus (HP-IB).
II of this manual. manual. Familiarize Familiarize
remote (HP-IB).
NOTE NOTE
Hewlett-Packard's Hewlett-Packard's
Interface Interface for for
Instrumentation" Instrumentation" and and
riptio tion of n of the the HP- HP-IB i IB is in t s in this
ts the d he diffe ifferen rent 34 t 3478A 78A rem
se to to Bus Bus Mes Messag sages es (paragraph (paragraph
P P a a r r a a g g r r a a p p h h
3 3 - - 7 7 6 6
3 3 - - 7 7 7 7
3 3 - - 7 7 8 8
3 3 - - 7 7 9 9
3 3 - - 8 8 0 0
3 3 - - 8 8 1 1
3 3 - - 8 8 2 2
3 3 - - 8 8 3 3
S S t t a a t t u u s s B B y y t t e e
S S t t a a t t u u s s B B i i t t
P P a a s s s s C C o o n n t t r r o o l l
A A b b o o r r t t
b. b. 34
Only Mode Only Mode (paragraph 3-96)
c. c. 34
BNC
G G e e n n e e r r a a l l
P P r r o o g g r r a a m m C C o o d d e e s s
Programming the SRQ Programming the SRQ
S. The S. The
µ µ
M M a a s s k k
Clearing Status Clearing Status
R R e e g g i i s s t t e e r r ( ( S S t t a a t t u u s s B B y y t t e e ) )
P P o o w w e e r r - - O O n n S S R R Q Q
S S e e n n d d i i n n g g D D a a t t a a t t o o t t h h e e D D i i s s p p l l a a y y
H H o o m m e e C C o o m m m m a a n n d d s s
Reading Data from the Reading Data from the
devi d evice ce
3 3 4 4 7 7 8 8 A A
F F r r o o n n t t / / R R e e a a r r S S w w i i t t c c h h P P o o s s i i t t i i o o n n
(HP-IB).
D D a a t t a a R R e e a a d d y y F F e e a a t t u u r r e e
F F r r o o n n t t P P a a n n e e l l S S R R Q Q
F F a a s s t t T T r r i i g g g g e e r r
d. d. Ad
G G e e n n e e r r a a l l
E E x x t t e e n n d d e e d d O O h h m m s s O O p p e e r r a a t t i i o o n n
Reading the Binary Status Reading the Binary Status
B B y y t t e e
R R e e a a d d i i n n g g t t h h e e E E r r r r o o r r R R e e g g i i s s t t e e r r
3- 3-74 74. .
his
3-75. 5. 3-7
response to Bus Messages. The multimeter's Bus response to Bus Messages. The multimeter's Bus
capabilities are in Table 3-3. capabilities are in
remote ote
Mnemonic Mnemonic
S S H H 1 1
A A H 1 H 1
T T 5 5
Mode, Unaddressed to Talk if Addressed to Listen) Mode, Unaddressed to Talk if Addressed to Listen)
L L 4 4
Listen if Addressed to Talk) Listen if Addressed to Talk)
L L E E O O
T T E E O O
S S R R 1 1
RL1 1 RL
P P P P O O
D D C C 1 1
D D T T 1 1
C C O O
3-8 3-8
3478 78A Ad A Addr dres essi sin n g (paragraph 3 g (paragraph 3-92) and Talk-
(paragraph 3-96). .
3478 78A HP A HP-I -IB Pr B Prog ogra ramm mming
T T i i t t l l e e
Adva vanc nced ed Pr Prog ogra ramm mming ing (paragraph 3-117)
T T i i t t l l e e
34 3478 78A R A Res espo pons nse t e to B o Bus us Me
The f The foll ollowi owing p ng para aragra graphs phs exp
Table 3-3.
Table 3-3. 3478A's Bus Capabilities Table 3-3. 3478A's Bus Capabilities
Interface Interface Function
S S o o u u r r c c e e H H a a n n d d s s h h a a k k e e C C a a p p a a b b i i l l i i t t y y
A A c c c c e e p p t t o o r r H H a a n n d d s s h h a a k k e C
T T a a l l k k e e r r ( ( B B a a s s i i c c T T a a l l k k e e r r , , S S e e r r i i a a l l p p o o l l l l , , T T a a l l k k O O n n l l y y
L L i i s s t t e e n n e e r r ( ( B B a a s s i i c c L L i i s s t t e e n n e e r r , , U U n n a a d d d d r r e e s s s s e e d d t t o o
N N o o E E x x t t e e n n d d e e d d L L i i s s t t e e n n e e r r
N N o o E E x x t t e e n n d d e e d d T T a a l l k k e e r r
S S e e r r v v i i c c e e R R e e q q u u e e s s t t C C a a p p a a b b i i l l i i t t y y
Re Remo mote te/L /Loc ocal C al Cap apab abil ilit ity wi
N N o o P P a a r r a a l l l l e e l l P P o o l l l l C C a a p p a a b b i i l l i i t t y y
D D e e v v i i c c e e C C l l e e a a r r C C a a p p a a b b i i l l i i t t y y
D D e e v v i i c c e e T T r r i i g g g g e e r r C C a a p p a a b b i i l l i i t t y y
N N o o C C o o n n t t r r o o l l l l e e r r C C a a p p a a b b i i l l i i t t y y
TM 11-6625-3071-14 TM 11-6625-3071-14
3 3 - - 8 8 5 5
3 3 - - 8 8 9 9
3 3 - - 9 9 0 0
3 3 - - 9 9 1 1
-92) and Talk-
ing (paragraph 3-98) (paragraph 3-98). .
P P a a r r a a g g r r a a p p h h
3 3 - - 9 9 9 9
3 3 - - 1 1 0 0 1 1
3 3 - - 1 1 0 0 3 3
3 3 - - 1 1 0 0 5 5
3 3 - - 1 1 0 0 6 6
3 3 - - 1 1 0 0 7 7
3 3 - - 1 1 1 1 0 0
3 3 - - 1 1 1 1 1 1
3 3 - - 1 1 1 1 3 3
3 3 - - 1 1 1 1 4 4
3 3 - - 1 1 1 1 5 5
3 3 - - 1 1 1 1 6 6
(paragraph 3-117). .
P P a a r r a a g g r r a a p p h h
3 3 - - 1 1 1 1 8 8
3 3 - - 1 1 1 1 9 9
3 3 - - 1 1 2 2 0 0
3 3 - - 1 1 2 2 1 1
Mess ssag ages es
explai lain th n the 34 e 3478A 78A's 's
Function Name Name
e Ca a p p a a b b i i l l i i t t y y
y with L th Loc ocal L al Loc ocko kout ut