Functional Description Of Stm32H743I-Eval, Stm32H747I-Eval And Stm32H747I-Disco; Demonstration Modules; Stemwin; Audio Player - ST STM32CubeH7 User Manual

UM2222 Functional description of STM32H743I-EVAL, STM32H747I-EVAL and STM32H747I-DIS-
8 Functional description of STM32H743I-EVAL,
STM32H747I-EVAL and STM32H747I-DISCO

demonstration modules

8.1

STemWin

8.1.1

Audio player

Overview
The audio player module provides a complete audio solution based on the
STM32H7 Series, and delivers a high-quality music experience. It supports playing music in
WAV format but may be extended to support other compressed formats such as MP3 and
WMA audio formats.
Features
•
Audio format: WAV format without compression with 8 k to 96 k sampling
•
Embedded equalizer and loudness control
•
Performance: MCU Load < 5 %
•
Audio files stored in SD card or USB storage
•
Only 8-Kbyte RAM required for audio processing
Note: MP3 format supported only by STM32H747 EVAL and Discovery boards.
Architecture
Figure 23
the external components.
shows the different audio player parts and their connections and interactions with
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