这是一个汽车压力检测系统，利用RS232串口进行通信，并在可编程并行接口芯片8255A上进行编程，用到了查询方式A/D转换器接口电路及数据采集程序设计原理等

读取MSCOMM显示为温度相关数据，同时采集压力信息-MSCOMM read the temperature data is displayed as the same time, pressure information acquisition

利用ADM4017实现空调系统压力的采集（蒸发压力和冷凝压力) ,利用ADAM4018实现热电偶的温度采集。包含了曲线显示，数据存储功能，自定义温度标签功能。(this applicaion is used to get the temperature and pressure of the HVAC system by ADAM4017 and ADAM4018. include the cure print, the data storage and user defined label f