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Copyright 2014 unitech Electronics Co., Ltd. All rights reserved. Unitech is a registered trademark of unitech Electronics Co., Ltd. 
 
Chapter 7 
Interface Keys 
 
Keyboard Function Relationships 
The following Keyboard Function Code, Hex/ASCII Value, and Full ASCII  “CTRL”+ 
relationships apply to all terminals that can be used with the scanner. Refer to page 18 enable 
Control + ASCII mode. 
 
Function Code  HEX/ASCII Value  Full ASCII “CTRL” + 
NUL 00  @ 
SOH 01  A 
STX 02  B 
ETX 03  C 
EOT 04  D 
ENQ 05  E 
ACK 06  F 
BEL 07  G 
BS 08  H 
HT 09  I 
LF 0A  J 
VT 0B  K 
FF 0C  L 
CR 0D  M 
SO 0E  N 
SI 0F  O 
DLE 10  P 
DC1 11  Q 
DC2 12  R 
DC3 13  S 
DC4 14  T 
NAK 15  U 
SYN 16  V 
ETB 17  W 
CAN 18  X 
EM 19  Y 
SUB 1A  Z 
ESC 1B  [ 
FS 1C  \ 
GS 1D  ] 
RS 1E  ^ 
US 1F 
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