毕 业 设 计 论 文基于单片机的数控直流稳压电源的设计指导老师姓名： 专 业 名 称： 应用电子技术班 级 学 号： 论文提交日期： 2024 年 12 月 16 日论文答辩日期： 2024 年 12 月 17 日1毕业设计论文 单片机的数控直流稳压电源的设计 摘要传统应用技术，由于功率器件性能的限制使开关电源性能的影响减至最小，为解决普通电源精度不高的问题，设计出性能优良的开关电源，十分必要。本文介绍一种以 STC12C5A60S2 单片机为核心的数控直流稳压电源的设计。该电路详细论述了本系统的总体结构、硬件和软件的设计。采纳 STC 系列单片机作为整机的控制单元，通过改变输入数字量来改变输出电压值，经集成运放放大和射极输出器输出，间接地改变输出电压的大小，设计出一种输出电压在 0～12V 之间并以 0. 1V 为步进值，进行电压精确调整的数控直流稳压电源电路,并具有输出精度高和液晶显示直观等特点。关键词 STC；数控；稳压电源Abstract 毕业设计论文Abstract The traditional application technology due to power the performance of the devices limit switch power supply to minimize the influence of performance ,to solve the problem of normal power supply ‘s low accuracy，design the good performance of switch power, is necessary. This paper introduces a STC12C5A60S2 numerical control dc voltage stabilizer.Furthermore ， the paper elaborates this system overall the structure ， the hardware and the softwaredesign．Based on STC12C5A60S2 series singlechip machine as the center, combined with digital reflect control technology, by changing the inside digital, via integrated operational and put some very output of output shot ，change the voltage quality,in order to design a kind of output voltage in 0 ~ 12V and with 0.1 V for stepping value indirectly ,to adjust the regulated power supply .At last outputs are amplified by operational amplifier and circuit emitter output ， it will indirectly alters output voltage．This source supply has the advantages of high a...
