About this document

This document is the technical reference manual for the ARM PrimeCell Generic

Infrared Interface (PL140).

Intended audience

This document has been written for experienced hardware and software engineers who may or may not have experience of ARM products.

Organization

This document is organized as follows:

Chapter 1 Introduction

Read this chapter for a preamble on the ARM PrimeCell Generic Infrared

Interface (PL140) and its features.

Chapter 2 Functional Overview

Read this chapter for a description of the block diagram and functionality of the PrimeCell GIR.

Chapter 3 Programmer’s Model

Read this chapter for a description of the registers and signals of the

PrimeCell GIR.

Chapter 4 Programmer’s Model for Test

Read this chapter for a description of the test registers and signals of the

PrimeCell GIR.

Appendix A ARM PrimeCell Generic Infrared Interface (PL140) Signal Descriptions

Read this chapter for a description of the AMBA APB signals, on-chip signals, and signals to pads.

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© Copyright ARM Limited 1999. All rights reserved.

ARM DDI 0149B

Typographical conventions

The following typographical conventions are used in this document:

bold	Highlights signal names within text, and interface elements such
	as menu names. May also be used for emphasis in descriptive lists
	where appropriate.
italic	Highlights special terminology, cross references and citations.
typewriter	Denotes text that may be entered at the keyboard, such as
	commands, file names and program names, and source code.
typewriter	Denotes a permitted abbreviation for a command or option. The
	underlined text may be entered instead of the full command or
	option name.

typewriter italic

Denotes arguments to commands or functions where the argument is to be replaced by a specific value.

typewriter bold

Denotes language keywords when used outside example code.

ARM DDI 0149B

© Copyright ARM Limited 1999. All rights reserved.

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