This manual uses the conventions described in:


The typographical conventions are:


Highlights important notes, introduces special terminology, denotes internal cross-references and citations.


Highlights interface elements, such as menu names. Denotes ARM processor signal names. Also used for terms in descriptive lists, where appropriate.


Denotes text that can be entered at the keyboard, such as commands, file and program names, and source code.


Denotes a permitted abbreviation for a command or option. The underlined text can be entered instead of the full command or option name.

monospace bold

Denotes language keywords when used outside example code.

Timing diagrams

The figure named Figure 1 explains the components used in timing diagrams. Variations, when they occur, have clear labels. You must not assume any timing information that is not explicit in the diagrams.

Figure 1. Key to timing diagram conventions

Shading indicates times during which the signal level is undefined. When a signal is shaded, the level of the signal is unimportant and does not affect normal operation.


The signal conventions are:

Signal level

Asserted means HIGH for active-HIGH signals and LOW for active-LOW signals.

Suffix N

Denotes active-LOW in the MBISTRESETN signal.

Prefix n

Denotes active-LOW in the nRESET signal.

Copyright © 2003, 2004 ARM Limited. All rights reserved.ARM DDI 0302C