本程序是用C语言编写，所用芯片是ADUC841，是集AD、DA转换于一体，DA能通过按键操作使电压0.1v步进输出，并能显示其误差，更能测量温度，显示时间万年历使其显示在1602液晶上，通过按键操作可以使其显示不同的项目。且本程序所写代码都浅显易懂，适合初学和深入的学习者。-This program is written in C, the chip is used ADUC841, is a AD, DA conversion in one, DA through the key operat

AD公司 Aduc841系列单片机实验例程，包括AD转换，pwm生成，DA转换，串口通信，温度测量，频率测量等等。-AD company Aduc841 series single-chip experiment routines, including, pwm generation AD converter, DA converter, serial communication, temperature measurement, frequency measurement, and so on

ADUC841入门级程序，内部温度测试程序，简单易学。-ADUC841 entry-level program, the internal temperature of the test program, easy to learn.