MCV40A0220-503-4-00 编制逻辑运算程序

SGM-04A314M
FC-9821X
IS420ESWBH3A
3HAC037192-003
1FT6041-4AK71-4AK7
C98040-A7600-C4-2
3HAC024386-001
3HAC-13389-2-DSQC611
ypht31116-1a
1FT6108-8AC71-1AH1
THFK236F000
FISCHER & PORTER 53MC5111
2711P-K6M20D8

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描述

随着可编程控制器的飞速发展,如果许多高级功能还是用梯形图来表示,会很不方便。为了增强可编程控制器的数字运算、数据处理、图表显示、报表打印等功能,方便用户的使用,许多大中型可编程控制器都配备了PASCAL、BASIC、C等高级编程语言。这种编程方式叫做结构文本。与梯形图相比,结构文本有两个很大优点,其一,是能实现复杂的数学运算,其二,是非常简洁和紧凑。用结构文本编制极其复杂的数学运算程序只占一页纸。结构文本用来编制逻辑运算程序也很容易。

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