NON PRINTABLE CHARACTERS
DEC HEX CHARACTER (CODE) DEC HEX CHARACTER (CODE)
0 0 NULL
16 10 DATA LINK ESCAPE (DLE)
1 1 START OF HEADING (SOH)
17 11 DEVICE CONTROL 1 (DC1)
2 2 START OF TEXT (STX)
18 12 DEVICE CONTROL 2 (DC2)
3 3 END OF TEXT (ETX)
19 13 DEVICE CONTROL 3 (DC3)
4 4 END OF TRANSMISSION (EOT)
20 14 DEVICE CONTROL 4 (DC4)
5 5 END OF QUERY (ENQ)
21 15 NEGATIVE ACKNOWLEDGEMENT (NAK)
6 6 ACKNOWLEDGE (ACK)
22 16 SYNCHRONIZE (SYN)
7 7 BEEP (BEL)
23 17 END OF TRANSMISSION BLOCK (ETB)
8 8 BACKSPACE (BS)
24 18 CANCEL (CAN)
9 9 HORIZONTAL TAB (HT)
25 19 END OF MEDIUM (EM)
10 A LINE FEED (LF)
26 1A SUBSTITUTE (SUB)
11 B VERTICAL TAB (VT)
27 1B ESCAPE (ESC)
12 C FF (FORM FEED)
28 1C FILE SEPARATOR (FS) RIGHT ARROW
13 D CR (CARRIAGE RETURN)
29 1D GROUP SEPARATOR (GS) LEFT ARROW
14 E SO (SHIFT OUT)
30 1E RECORD SEPARATOR (RS) UP ARROW
15 F SI (SHIFT IN)
31 1F UNIT SEPARATOR (US) DOWN ARROW
(edited)