HP 5363B, Operating And Service Manual

Page: 31 / 157

M o d e l 5363 B
O pe rati o n
3-1 6
3-3 7 . CA L I B R AT I O N V E R I F I CAT I O N . U po n c o m pl et i o n of a re m ote l e vel cal i b ra t i o n i t may
be de s i red to verify that the 5363 B d id acco m p l i sh ca l i b rati o n . T h i s m a y be done b y se n d i n g
t h e S E R I A L P O L L E N A B L E c o m m a n d A S C I I C A N , a n d t h e n a d d re ss i n g t h e 5363 B to i t s t a l k
add ress . W h e n t h i s i s c o m p l ete a n d the c o n t ro l l e r i s s w i t c h ed b a c k t o i t s d ata m o d e ATN
=
H
a sta t u s b yte i s o u t p u t o n t o the b u s . The sta t u s b yte i n d i cates t h e fol l o w i n g :
B I T 8
o
7
0/1
STATUS BYTE
6 5 4
0/1
0
0
3
o
2
o
1
o
{ o:
I n d icates
5363 B
i s ca l i b rated c orrec t l y.
1 : I nd i c ates 5363 B d i d not c a l i b rate c orrectly.
{ o:
5363 B did n ot acti vate S ERV I C E R EQ U EST
I.
S R Q )
1 :
5363 B
d id acti vated
S E R V I C E R EQ U EST ( SR Q )
N OTE
The S E R V I C E R EQ U EST c o nt r o l l i ne is c lea red u p o n o ut p utti n g the
sta t u s b yte.
3-38. T I M E Z ERO D E LAY. W h e n prog ra m m i n g T i me Z e ro D e l a y , ad d 1 0 .00 n s " L " , o r ze ro
d e l a y ' S" , a fast e d g e · slew rate t h ro u g h O .O V 2250V/
p S ,
p u lse w i d t h 25 ns m ust be s u p pl ied
to the probes. The 5363 B t r i g ge r t h re s h o l d s h o u l d t h e n be set t o m i d po i nt of the l ead i n g e d g e .
The T I M E Z E R O pot c a n n o t be re m o t e l y p rog ra m med : i t m ust be c o n s i d e red i n t h e c on t ro l l e r
software. An exa m p l e o f h o w t h e prog ra m c a n d o t h i s i s s h o w n i n Exa m p l e 1 . A s a
c o n ve n i e n c e , i t i s poss i b le to c h e c k a n d set t h e T I M E Z E R O pot afte r i t h a s been re m o t e l y
p rog ra m m e d , b y l o ca l l y h o l d i n g the T I M E Z ERO/ L E V E L s w i t c h i n t h e rai sed p o s i t i o n w i t h
p robes i n se rted i n the f ro n t p a n e l C A L I B R AT E j a c k s . The T I M E Z E R O pot m a y a lso be s e t to
a d j ust out any d e l a y.
3-39. P R O G R A M M I N G N OT E S
a . A l l rem ote pro g ra m m i n g c o d e s a n d c o m m a n d s a re o n l y effect i ve i f t h e 5363 B i s i n
I� E M O T E .
b . The R E M O T E i n d icator l i g h ted i n d i cates t h a t t h e i n s t r u m e n t i s u nd e r c o m p lete re m ote
c o n t ro l a n d t h a t t h e f r o n t p a n e l c o n t ro l s e xcept t h e L O C A L p us h b utto n ' a re locked
o u t .
c . W h e n t h e A D D R ESS E D i nd icator i s l i g h t e d , i t i nd i cates that t h e 5363 B i s ad d ressed to
l i sten or ta l k .
d . T h e o rd e r of steps a th ro u g h g i n pa rag ra p h 3-30 i s a rb it ra ry. A n e w p r o g ra m m i n g
seq u e n c e m a y o m i t a n y o n e o r m or e , ste p s a th ro u g h g . T h e previ o u s va l u e w i l l re m a i n
i n effec t . I f a previ o u s va l u e h a s n o t b e e n s e n t , t h e 5363 B w i l l a ss u me i t s respe c t i ve
I N I T I A L I Z E prog ra m .
e . U n i ve rs a l B u s c o m ma n d s . L L O , G T L , S P E , S P D . c a n o n l y be g i ve n w h e n the b us i s i n
t h e a d d ress m o d e , ATN L O W .