CAJ | 학술논문

传统温度计有性能单一、寿命短、可靠性差、精度低等缺点，数字温度计的出现使这些问题迎刃而解。基于51单片机、热敏电阻Pt100和12位串行模数转换器ADS781数字温度计设计包括总体设计方案、详细硬件电路设计和软件设计实现；温度测量范围0-100℃，温度测量精度0．1度，可通过按键设置报警温度的上限和下限，并具有超上限、超下限声光报警功能。
전통온도계유성능단일、수명단、가고성차、정도저등결점，수자온도계적출현사저사문제영인이해。기우51단편궤、열민전조Pt100화12위천행모수전환기ADS781수자온도계설계포괄총체설계방안、상세경건전로설계화연건설계실현；온도측량범위0-100℃，온도측량정도0．1도，가통과안건설치보경온도적상한화하한，병구유초상한、초하한성광보경공능。
The traditional performance of the thermometer with a single,short life,poor reliability, accuracy and low defects,the emergence of digital thermometer so that these problems be solved.Based on 51 single-chip,thermal resistance Ptl00,and 12-bit serial ADC ADS781 digital thermometer designed to include the overall design,detailed hardware design and software design and implementation;temperature range 0-100℃,temperature measurement accuracy of 0.1 degrees,can be button to set the alarm temperature through the upper and lower limits,and has super-cap,super-lower sound and light alarm.