介绍了一种在单片机的控制下能实现对放大倍数进行自动调整，且输出结果在选定的范围之内变化的串行程控放大器。

It can automatically change its amplification with the control of a single chip computer so that the output can vary within proper limits.

youdao

介绍了一种在单片机的控制下能实现对放大倍数进行自动调整，且输出结果在选定的范围之内变化的串行程控放大器。

It can automatically change its amplification with the control of a single chip computer so that the output can vary within proper limits.

youdao