摘要
介绍一种高精度,可预置,可步进的数字显示直流电流源的软件、硬件制作方法。该系统主要利用单片机AT89S52作为控制部件。文中给出了硬件电路和软件流程。
A system of the current source controlled by digital code was described, in which a micro control unit AT89S52 was used as a controller,and hardware architecture and software design were provided.
出处
《仪表技术》
2006年第2期73-74,共2页
Instrumentation Technology
关键词
数控
电流源
反馈
闭环
numerical controlled
current source
feedback
closed loop
