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Appendix A. Decimal to Binary to HEX to ASCII Conversion Table
Some ASCII Characters will not be used ever in the iScan communication – these are
grayed out for clarity (the entire list is published for the sake of completion).
Decimal Binary
(MSB)
HEX ASCII
0 0000 0000 0x00 NUL – Null
1 0000 0001 0x01 SOH – Start of Heading
2 0000 0010 0x02 STX – Start of Text
3 0000 0011 0x03 ETX – End of Text
4 0000 0100 0x04 EOT – End of Transmission
5 0000 0101 0x05 ENQ – Enquiry
6 0000 0110 0x06 ACK – Acknowledge
7 0000 0111 0x07 BEL – Bell
8 0000 1000 0x08 BS – Backspace
9 0000 1001 0x09 HT – Horizontal Tab
10 0000 1010 0x0A LF – Line Feed/New Line
11 0000 1011 0x0B VT – Vertical Tab
12 0000 1100 0x0C FF – Form Feed/New Page
13 0000 1101 0x0D CR – Carriage Return
14 0000 1110 0x0E SO – Shift Out
15 0000 1111 0x0F SI – Shift In
16 0001 0000 0x10 DLE – Data Link Escape
17 0001 0001 0x11 DC1 – Device Control 1
18 0001 0010 0x12 DC2 – Device Control 2
19 0001 0011 0x13 DC3 – Device Control 3
20 0001 0100 0x14 DC4 – Device Control 4
21 0001 0101 0x15 NAK – Negative Acknowledge
22 0001 0110 0x16 SYN – Synchronous Idle
23 0001 0111 0x17 ETB – End of Transmission Block
24 0001 1000 0x18 CAN – Cancel
25 0001 1001 0x19 EM – End of Medium
26 0001 1010 0x1A SUB – Substitute
27 0001 1011 0x1B ESC – Escape
28 0001 1100 0x1C FS – File Separator
29 0001 1101 0x1D GS – Group Separator
30 0001 1110 0x1E RS – Record Separator
31 0001 1111 0x1F US – Unit Separator
32 0010 0000 0x20 SPC - Space
33 0010 0001 0x21 !
34 0010 0010 0x22 “
35 0010 0011 0x23 #
36 0010 0100 0x24 $
37 0010 0101 0x25 %
38 0010 0110 0x26 &
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