本代码为数字式称重仪表的单片机源码，除了可以实现正常的称重显示外，还可以由用户自行设定上下限标定值及报警阈值等功能-The code for single chip digital weighing instrument source, in addition to the normal weight display can be achieved, but also can be set by the user calibration value and the upper and lower alarm threshold and other functions