本系统采用单片机AT89S52为控制核心，实现电子秤的基本控制功能。系统的硬件部分包括最小系统板，数据采集、人机交互界面三大部分-The system uses AT89S52 microcontroller as control core, to achieve the basic control functions of electronic scales. The hardware of the system consists of the minimum system board, da