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<div class="section" id="nimble-host">
<h1>NimBLE Host<a class="headerlink" href="#nimble-host" title="Permalink to this headline"></a></h1>
<div class="section" id="introduction">
<h2>Introduction<a class="headerlink" href="#introduction" title="Permalink to this headline"></a></h2>
<p>At a high level, the NimBLE stack is divided into two components:</p>
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<li><p>Host</p></li>
<li><p>Controller</p></li>
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<p>This document is an API reference for the host component. If you are
interested in the general structure of the NimBLE stack and its non-host
components, you might want to read the <a class="reference internal" href="../index.html"><span class="doc">BLE User Guide</span></a>.</p>
<p>The host sits directly below the application, and it serves as the
interface to the application for all BLE operations.</p>
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