
ASCII, stands for American Standard Code for Information Interchange. Usually written as US-ASCII, it is a 7-bit character code system. On this page you will find the 8 bits, 256 characters, ASCII table according to Windows-1252 which is a superset of ISO 8859-1 in terms of printable characters.
ASCII control characters (character codes 0-31)
The first 32 characters in the ASCII-table are unprintable control codes and they were originally used to control devices such as printers.
DEC | OCT | HEX | Symbol | Description |
0 | 00 | 00 | NUL | Null character |
1 | 01 | 01 | SOH | Start of Heading |
2 | 02 | 02 | STX | Start of Text |
3 | 03 | 03 | ETX | End of Text |
4 | 04 | 04 | EOT | End of Transmission |
5 | 05 | 05 | ENQ | Enquiry |
6 | 06 | 06 | ACK | Acknowledgment |
7 | 07 | 07 | BEL | Bell |
8 | 10 | 08 | BS | Back Space |
9 | 11 | 09 | HT | Horizontal Tab |
10 | 12 | 0A | LF | Line Feed |
11 | 13 | 0B | VT | Vertical Tab |
12 | 14 | 0C | FF | Form Feed |
13 | 15 | 0D | CR | Carriage Return |
14 | 16 | 0E | SO | Shift Out / X-On |
15 | 17 | 0F | SI | Shift In / X-Off |
16 | 20 | 10 | DLE | Data Line Escape |
17 | 21 | 11 | DC1 | Device Control 1 |
18 | 22 | 12 | DC2 | Device Control 2 |
19 | 23 | 13 | DC3 | Device Control 3 |
20 | 24 | 14 | DC4 | Device Control 4 |
21 | 25 | 15 | NAK | Negative Acknowledgement |
22 | 26 | 16 | SYN | Synchronous Idle |
23 | 27 | 17 | ETB | End of Transmit Block |
24 | 30 | 18 | CAN | Cancel |
25 | 31 | 19 | EM | End of Medium |
26 | 32 | 1A | SUB | Substitute |
27 | 33 | 1B | ESC | Escape |
28 | 34 | 1C | FS | File Separator |
29 | 35 | 1D | GS | Group Separator |
30 | 36 | 1E | RS | Record Separator |
31 | 37 | 1F | US | Unit Separator |