15 - 6
15. COMMUNICATION FUNCTION
15.3.2 Character codes
(1) Control codes
Code name Hexadecimal
(ASCII code) Description Personal computer terminal key operation
(General)
SOH
STX
ETX
EOT
01H
02H
03H
04H
start of head
start of text
end of text
end of transmission
ctrl A
ctrl B
ctrl C
ctrl D
(2) Codes for data
ASCII codes are used.
b8 0 0 0 0 0 0 0 0
b7 0 0 0 0 1 1 1 1
b6 0 0 1 1 0 0 1 1
b5 0 1 0 1 0 1 0 1
b8 to
b5 b4 b
3 b
2 b
1 C
R 0 1 2 3 4 5 6 7
0 0 0 0 0 NUL DLE Space 0 @ P ` p
0 0 0 1 1 SOH DC1 ! 1 A Q a q
0 0 1 0 2 STX DC2 “ 2 B R b r
0 0 1 1 3 ETX DC3 # 3 C S c s
0 1 0 0 4 $ 4 D T d t
0 1 0 1 5 % 5 E U e u
0 1 1 0 6 & 6 F V f v
0 1 1 1 7 ‘ 7 G W g w
1 0 0 0 8 ( 8 H X h x
1 0 0 1 9 ) 9 I Y i y
1 0 1 0 10 : J Z j z
1 0 1 1 11 ; K [ k {
1 1 0 0 12 , L l |
1 1 0 1 13 M ] m }
1 1 1 0 14 . N ^ n ¯
1 1 1 1 15 / ? O _ o DEL
(3) Station numbers
You may set 32 station numbers from station 0 to station 31 and the ASCII unit codes are used to specify
the stations.
Station number 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
ASCII code 0 1 2 3 4 5 6 7 8 9 A B C D E F
Station number 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
ASCII code G H I J K L M N O P Q R S T U V
For example, "30H" is transmitted in hexa decimal for the station number of "0" (axis 1).
(4) Group
Group a b c d e f All group
ASCII code a b c d e f
For example, "61H" is transmitted in hexa decimal for group a.