【摘要】 本文介绍以AT89C52单片机为主控核心,采用电机驱动方式切换被测样品,有供样方式切换、测量时间设置、显示样品号等功能,广泛适用于各种固相、液相分析仪的自动供样。更多还原

【Abstract】 This paper introduces the system design which used AT89C52 as the core chip.The system uses the motor drive to switch over the sample.There are functions such as kind of ways to switch over the samples,measure time and set up,the sample number,etc.This system can extensively suitable for automatic transporting sample of many solid phase and liquid phase analysis instruments.更多还原