itFileResId<span class="token operator">: </span><a href="https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html">Int</a></span></span><span class="token punctuation">)</span><span class="token operator">: </span><a href="index.html">DfuServiceInitiator</a></div><div class="deprecation-content"><h3 class="">Deprecated</h3></div><p class="paragraph">Sets the resource ID of the Init file. The init file for DFU Bootloader version pre-0.5 (SDK 4.3, 6.0, 6.1) contains only the CRC-16 of the firmwar