XDA Developers on MSN
An ESP32-S3 can pretend to be a "normal" USB device, and it's one of the most useful tricks it can pull
It can double as a rock-solid macro pad ...
声源定位（DOA）是麦克风阵列的核心能力，通过计算声音到达不同麦克风的时间差实现方向估计。波束成形则利用阵列增益增强目标方向信号，抑制噪声与混响。在语音助手、远场识别等场景中，DOA精度与波束稳定性直接决定唤醒率与交互体验。ReSpeaker Mic Array v2.0基于XMOS XVF-3000 DSP，支持声源定位 ...
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