Writing A Simple Isagraf Program - ICP DAS USA ISaGRAF WinCE ViewPAC User Manual

4.1

Writing A Simple ISaGRAF Program

We are going to use ISaGRAF Workbench to write a simple ISaGRAF example program, then download it
to the VP-25W7 controller (with one I-87055W I/O board in its slot 0) to make it work. If you haven't
installed "ISaGRAF" & "ICP DAS Utilities for ISaGRAF", please go back to read
This example contains one Ladder program.
(This demo program resides at the ISaGRAF WinCE ViewPAC CD-ROM:
\napdos\isagraf\vp-25w7-23w7\demo\ "example1.pia" )
Variables declaration:
Name Type
OUT01 Boolean
OUT02 Boolean
K1 Boolean
K2 Boolean
T1 Timer
Ladder Logic Program Outline:
4-2
Project name – "example1"
Ladder program name – "LD1"
Attribute
Output Output 1 in the I-87055W, Modbus network addr = 1
Output Output 2 in the I-87055W, Modbus network addr = 2
Input Input 1 in the I-87055W, Modbus network addr = 11
Input Input 2 in the I-87055W, Modbus network addr = 12
Time Period of blinking, initial value set as T#8s
Internal
Modbus network addr = 21
ISaGRAF WinCE ViewPAC User Manual , V.1.6 , 1/2017 by ICP DAS
chapter
Name of your project group
Description
2.