Disabling FM Transmitter

This tutorial describes how to disable a FM transmitter.

Purpose

This tutorial shows you how to use the FM Transmitter Utility to disable the FM Transmitter.

Required Background

The FM Transmitter Library Overview provides an overview of the FM Transmitter library.

Introduction

The FM Transmitter Utility allows the client application to switch off the transmitter hardware, when they do not use it for data transmission, or when the device is in flight mode. This saves power.

Initial Requirements

Make sure the FM transmitter is enabled using CMMTransmitterUtility::EnableL method with Enum value for aEnable set to ETrue.

Using FM Transmitter Utility

The following task will be covered in this tutorial:

  • Disabling FM Transmitter

Basic Procedure

The high level steps to disable the FM Transmitter are shown here:

  1. Client can request to disable a specific transmitter using the CMMTransmitterUtility::EnableL method with Enum value for aEnable set to EFalse.

  2. The specified transmitter is disabled.