You are here: Useful Tables > Symbols in Propeller Assembly

Symbols in Propeller Assembly

The symbols below serve one or more special purposes in Propeller Assembly code.  There is a separate table for Symbols in Spin.

Propeller Assembly Symbols

Symbol Description

%

Binary indicator: used to indicate that a value is being expressed in binary (base-2). 

%%

Quaternary indicator: used to indicate a value is being expressed in quaternary (base-4). 

$

  1. Hexadecimal indicator: used to indicate a value is being expressed in hexadecimal (base-16). 
  2. Assembly Here indicator:  used to indicate current address in assembly instructions.

"

String designator: used to begin and end a string of text characters. 

_

  1. Delimiter: used as a group delimiter in constant values (where a comma ‛,’ or period ‘.’ may normally be used as a number group delimiter). 
  2. Underscore: used as part of a symbol. 

#

Assembly Literal indicator:  used to indicate an expression or symbol is a literal value rather than a register address.

:

Assembly local label indicator:  appears immediately before a local label.

,

List delimiter:  used to separate items in lists.

'

Code comment designator:  used to enter single-line code comments (non-compiled text) for code viewing purposes.

''

Document comment designator:  used to enter single-line document comments (non-compiled text) for documentation viewing purposes. 

{ }

In-line/multi-line code comment designators:  used to enter multi-line code comments (non-compiled text) for code viewing purposes. 

{{ }}

In-line/multi-line document comment designators:  used to enter multi-line document comments (non-compiled text) for documentation viewing purposes.

 

Propeller Help Version 1.1

Copyright © Parallax Inc.

5/13/2009