6 - 20

THE CPL PROTOCOL

"S"

setup text will be specified for register n; if "S" and n are left out,

 

user text is specified

n

one of the setup registers, ranging from 0 to 10;

 

n=0 selects the current setup

char

a character byte; range = 0 to 12, 14 to 255

 

(refer to character code table 6.1)

The following table contains the decimal codes of the character set for the screen of an oscilloscope:

CHAR

CHARACTER DESCRIPTION

0 .. 12

Control up/down character (conform char. 127)

13Command terminator ASCII CR (may not be used)

14Control up/down character (conform char. 127)

15and 16 Positive and negative slope characters

17 and 18

Positive and negative pulse characters

19Dual slope character

20Special marker (X)

21, 22, 23

Delta, degrees, micro characters

24 and 25

Low impedance (low_z) and omega (Ohm) characters

26 and 27

Arrow up and down (char. 27 is also ESC character)

28 and 29

AC and ground (channel coupling) characters

30Register off (but filled) character

31Filled o character

32ASCII space character

33 .. 35

ASCII characters ! " #

36

External Trigger char character ET

37 .. 39

ASCII characters % & ’

40 .. 47

ASCII characters ( ) * + , - . /

48 .. 57

ASCII characters 0 1 2 3 4 5 6 7 8 9

58 .. 64

ASCII characters : ; < = > ? @

65 .. 77

ASCII characters A B C D E F G H I J K L M

78 .. 90

ASCII characters N O P Q R S T U V W X Y Z

91 .. 95

ASCII characters [ \ ] ^ _

96Menu selection indication

97.. 109 ASCII characters a b c d e f g h i j k l m

110.. 122 ASCII characters n o p q r s t u v w x y z

123Menu return indication

124 character

125and 126 Menu rocker key up and down characters

127Control up/down character ()

128.. 255 Control up/down character (conform char. 127)

Table 6.1 Character code table for oscilloscopes.

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Fluke PM3370B user manual Char Character Description