摘要
本设计主要包含稳压电路,数字控制电路,D/A转换电路几大部分。可以通过数字量输入来控制0^+10V之间步进输出直流电压。本系统由数字控制电路输出数字信号,经过D/A转换电路输出模拟量。本设计首先在multisim中实现仿真,再完成实验室中电路连接与调整。该系统具有抗干扰性强,最终输出真实性精度高等优点。
This design mainly includes voltage stabilization circuit, digital control circuit and D/A conversion circuit. The step-bystep output DC voltage between 0 ^+10 V can be controlled by digital input.The system outputs a digital signal by a digital control circuit and outputs an analog quantity through a D/A conversion circuit.This design first realizes the simulation in multisim, then completes the circuit connection and adjustment in the laboratory. The system has the advantages of strong anti-interference and high accuracy of final output.
出处
《中国新通信》
2019年第12期204-206,共3页
China New Telecommunications
