STV3550 datasheet(10/144 Pages) STMICROELECTRONICS

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STV3550

General Information

●

Application Layer which contains the software that defines the “Look & Feel” of the TV set. This

layer, for instance, contains the components that are responsible for the following features:

interpretation of user inputs, display and navigation functions and Teletext applications.

1.3

Related Documentation

There are several documents available that explain the various software capabilities. There are

three different types of documents:

1. General Introduction Manual

2. User Guides

3. Reference Guide

1.3.1

General Introduction Manual

This document describes the general architecture of the features listed in Section 1.2: Software.

It also describes the relationships between the various service, driver, system and application

modules. It lists all the available modules and their version number. A brief description of each

function is also provided.

1.3.2

User Guides

A user guide is provided for each set of selected features. These documents will enable the user to

get started with the relevant features. An example code is also included as well as a troubleshooting

section.

A list (non-exhaustive) of existing user guides is given below.

1. CTV100-LCD: STV3550 User Controls User Guide

➢ The Remote Control Service is responsible for the byte assembly of infrared frames

coming from a Remote Control device. It provides the client with a high-level interface to

manage Remote Control inputs.

➢ The User Interface Service provides the client with a high-level interface to manage both

Remote Control and Keyboard inputs. The client provides its own code, with which it will

be notified.

2. CTV100-LCD: STV3550 Video and Sync User Guide

Figure 4: Software Architecture Example

Hardware Layer

Audio

Video

Switch

Install

Channel

Select

Graphics

Data

Server

User

Input

Chassis

Control

Teletext

Electronic

Program

Guide

TeleWeb

Toolkit

STV API

Drivers

Services

User Interface

Resident

Applications

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