One-chip computer, logical circuit, audio frequency and video processor, Diode, Triode.

单片机，逻辑电路，音视频处理器，二、三极管。

youdao

One-chip computer, logical circuit, audio frequency and video processor, Diode, Triode.

单片机，逻辑电路，音视频处理器，二、三极管。

youdao