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Drivers/STM32H7RSxx_BSP/Components/wm8904/Release_Notes.md

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+---
+pagetitle: Release Notes for WM8904 Audio Codec Component Driver
+lang: en
+header-includes: <link rel="icon" type="image/x-icon" href="_htmresc/favicon.png" />
+---
+::: {.row}
+::: {.col-sm-12 .col-lg-4}
+
+<center>
+# Release Notes for <mark>WM8904</mark> Component Driver
+Copyright &copy; 2024 STMicroelectronics\
+
+[![ST logo](_htmresc/st_logo_2020.png)](https://www.st.com){.logo}
+</center>
+
+# Purpose
+
+This driver provides a set of audio functions offered by WM8904 Codec component
+
+:::
+
+::: {.col-sm-12 .col-lg-8}
+# Update History
+
+::: {.collapse}
+<input type="checkbox" id="collapse-section3" checked aria-hidden="true">
+<label for="collapse-section3" aria-hidden="true">__V1.1.1 / 15-September-2025__</label>
+<div>
+
+## Main Changes
+
+- Maintenance release of **WM8904** Audio Codec driver
+- Changes compared with V1.1.0 release
+  - Reduce excessive initialization delay by checking stabilization ready flag instead of waiting a fixed time
+  - Update initialization to use output device passed as parameter instead of current device which is not yet initialized
+
+</div>
+:::
+
+::: {.collapse}
+<input type="checkbox" id="collapse-section2" aria-hidden="true">
+<label for="collapse-section2" aria-hidden="true">__V1.1.0 / 20-September-2024__</label>
+<div>
+
+## Main Changes
+
+- First maintenance release of **WM8904** Audio Codec driver
+- Changes compared with V1.0.0 release
+  - Update input devices to be defined as bitfields
+  - Implement LINE_IN2 and digital microphone path
+  - Add 24KHz audio frequency support
+  - Update IsInitialized variable at the end of init function WM8904_Init()
+
+</div>
+:::
+
+::: {.collapse}
+<input type="checkbox" id="collapse-section1"  aria-hidden="true">
+<label for="collapse-section1" aria-hidden="true">__V1.0.0 / 28-February-2024__</label>
+<div>
+
+## Main Changes
+
+- First official release of **WM8904** Audio Codec driver
+
+</div>
+:::
+
+:::
+:::
+
+<footer class="sticky">
+For complete documentation on <mark>STM32 Microcontrollers</mark> ,
+visit: [[www.st.com](http://www.st.com/STM32)]{style="font-color: blue;"}
+</footer>