利用CPU224的ALW0与ALW2模拟量输入，能够实现1~10正整数加、减、乘、除四则运算；实现1~1000正实数加、减、乘、除四则运算。
By using ALW0 and ALW2 analog input of CPU224, four operations of addition, subtraction, multiplication and division of 1-10 positive integers can be realized, and four operations of addition, subtraction, multiplication and division of 1-1000 positive real numbers can be realized. (2019-05-21, PLC, 2KB, 下载0次)