ESP32-S3 ADF音频播放器player应用开发学习记录 使用的开发板是 ESP32-S3-Korvo-2 V3.0,项目主要应用 播放SD卡音频 功能,所以开发板上其他组件功能未使用,主要学习开发创建播放器player播放音频功能。 开发板上使用的音频解码芯片是 ES8311和 音频功率放大器 NS4150。 硬件部分 开发板使用引脚如下 开发板硬件原理图...
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The Cortex®-M3 processor is a general-purpose 32-bit processor core especially suitable for products requiring high performance and low power consumption microcontrollers. It offers many special features such as a Thumb-2 instruction set, hardware divider, low latency interrupt respond time, atomic ...
Severe asthma severe uncontrolled asthma at presentation (step 4 or 5) where patients require treatment with combination of high-dose ICS/LABA with or without add-on treatment. Ethical standards All participants with asthma were selected from the respiratory outpatient clinic at King Khalid University...