RS-232 Interface 7 - 19

ASCII Character Set for RS-232
You can assign the values in Table 7-4 as prefixes or suffixes for ASCII character data transmission.
Table 7-4
Prefix/Suffix Values
Prefix/Suffix
Value
Full ASCII
Code 39 Encode Character ASCII Character
1000
%U NUL
1001
$A SOH
1002
$B STX
1003
$C ETX
1004
$D EOT
1005
$E ENQ
1006
$F ACK
1007
$G BELL
1008
$H BCKSPC
1009
$I HORIZ TAB
1010
$J LF/NW LN
1011
$K VT
1012
$L FF
1013
$M CR/ENTER
1014
$N SO
1015
$O SI
1016
$P DLE
1017
$Q DC1/XON
1018
$R DC2
1019
$S DC3/XOFF
1020
$T DC4
1021
$U NAK
1022
$V SYN
1023
$W ETB
1024
$X CAN
1025
$Y EM
1026
$Z SUB