1) <upper,lower case alpha, 2) <digit, 1) <short form mnemonio and <long form mnemonic – Anritsu MP1777A User Manual
Page 38: 2) <numeric suffix, 2 <program mnemonio, 3 <!nstrument-controi headers, 4 <common command program header, 1 <command program header
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3.2.8.1 <COMMAND PROGRAM HEADER>
T h e < C O M M A N D P R O G R A M H E A D I ’ R > e x p r e s s e s t h e a p p i i c a t i o n , f u n c t i o n a n d o p e r a t i o n o f t l i e p r o g r a m d a t a t o h e
e x e c u t e d h v t h i s m e a s u r i n g i n s t r u m e n t . I n t h e a b s e n c e o f t h e p r o g r a m d a t a t o f o l l o w t h e c o m m a n d p r o g r a m h e a d e r , t h e
c o m m a n d p r o g r a m l i e a d e r a l o n e e x p r e s s e s t h e a p p l i c a t i o n , f u n c t i o n a n d o p e r a t i o n t o b e e x e c u t e d i n t h i s m e a s u r i n g i n s t r u
m e n t .
T h e < p r o g r a m m n e m o n i o e x p r e s s e s t h . e s e m e a n i n g s b \ . A S C I I c o d e c i i a r a c t e r s , a n d i s g e n e r a l l y c a l l e d t h e m n e m o n i c .
3.2 Functional Elements of Program Message
3.2.8.2 <program mnemonio
T h e h e a d e r o f t h e m n e m o n i c a h \ a y s b e g i n s \ v i i h a n u p p e r c a s e o r l o w e r c a s e c h a r a c t e r . T h e n , i t i s f o l l o w e d b _ \ a n a r b i i r a r x
c o m b m . i l i o n o f u p p e r c a s e c h a r a c t e r s ( . A t o Z ) , l o w e r c a s e c h a r a c t e r s ( a t o z ) , a n u n d e r l i n e ( _ ) . a n d d i g i t s f r o m 0 t o d , l i e
m n e m o n i c c o m e - , i n a m a . x i m u m l e n g t h o f I 2 c h a r a c t e r s , w i t h n o s p a c e i n s e r t e d b e t w e e n c h a r a c t e r s .
(1) <upper,lower case alpha>
. ' ' ' p e c i f i e d a s a s i n g l e . A S C I I c o d e b y t e m t h e r a n g e o f . A S C I I c o d e b \ t e s b e t w e e n 4 1 a n d . d . A , a n d 6 I a n d 7 . \ i b . o t o 4 ( )
a n d 9 7 t o 1 2 2 o f d e c i m a l d i g i t s = u p p e r c a s e c h a r a c t e r s ( , A t o Z i a n d l o w e r c a s e c h a r a c t e r s ( a t o z i ) .
(2) <digit>
S | i e c i f i e d a s a s i n g l e . A S C I I c o d e b y t e i n t h e r a n g e o f . A S C I I c o d e b \ t e s b e t w e e n 3 0 a n d 3 9 ( 4 S t o . 3 7 o f d e c i m a l d i g i t s
= n u m e r i c a l v a l u e s b e t w e e n 0 a n d 9 ) .
(3) (_)
S p e c i f i e i i a s ; i s i n g l e . A S C I I c o d e b \ t e i n i l i e r a n g e o f . A S C I I c o d e b _ \ t e o f 3 1 - ( 9 3 o f d e c i m a l d i g i t = u n d e r l m e i .
3.2.8.3 <!nstrument-Controi Headers>
F l i c < l n s t r u m e n t - C c i n t r o l H e a d e r s > a r e s p e c i f i e d b y S C P I . . A s t h e d e \ i c e - s p e c i f i c c o m m a n d s o f t h i s m e a s u r i n g i n s t r u
m e n t c o n f o r m t o S C P I , t h e c o m m a n d f o r m a t u s e d i s t h a t o f t h i s p r o g r a m m i n g l a n g u a g e .
(1) <short form mnemonio and <long form mnemonic>
C o r r e s p o n d s t o t h e s h o r t f o r m a n d l o n g f o r m o f t h e S C P I c o m m a n d s . T h e s t i p u l a t i o n s o f < p r o g r a m m n e m o n i o
m e n t i o n e d a b o v e a p p K ' a s t h e \ t i r e i t s t h e m n e m o n i c s t i p u l a t i o n s .
(2) <numeric suffix>
S p e c i f i e d a s a s i n g l e . A S C I I c o d e b \ t c i n t h e r a n g e o f . A S C I I c o d e b y t e s b e t w e e n 3 0 a n d 3 9 ( 4 S t o 3 7 o f d e c i m a l d i g i t
= n u m e r i c a l w i l u e s b e t w e e n 0 a n d 9 ) .
3.2.8.4 <common command program header>
T h e < c o m m o n c o m m a n d | s r o g r a m h e a d e r > a K \ a > s h a s a n a s t e r i s k ( i b e t ö r e t h e < p r o g r a r , . m n e m o n i o .
3-11
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