A Quick Reference Guide to Ascii, Keyboard & Windows Alt codes

Ascii, Windows Alt & Keyboard Codes

Edited by Lim Siong Boon, last dated 06-Oct-08.

 

 

 

 

 

Keyboard scan code

The Diagram below shows the codes that are returned when a key is pressed on the keyboard.                                      

For example, pressing ‘a’ would return 0x61.

If it is an extended key, the code is shown as “0,XX” where XX is the extended code.

 

 

 

Ascii Code Table

 

 

How to key in special ascii symbol into your document.

Alt xxx    (printable char, where xxx is decimal code)	example: Alt 9, will print char-> ○    where 9 is a decimal number example: Alt 65, will print char-> A    where 65 is a decimal number
Alt 0xxx    (for control char, where xxx is decimal code)	example: Alt 09, will execute-> tab function    where 9 is a control code
Alt +XXXX (for printable char, where XXXX is hexadecimal code)	example: Alt +41, will print char-> A    where 41 is a hexadecimal number

 

 

Extended Ascii/HTML codes (Press Alt 0xxx)

 

 

Other references:

LSB reference summary.pdf

USB HID to PS/2 Scan Code Translation Table.pdf

 

 

 

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