Yokogawa Data Acquisition with PID Control CX2000 User Manual

Page 120

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background image

5-10

IM 04L31A01-17E

(0020)

(0022)

(0021)

00033N

Read measurement

input

IO in execution

Process for alternating data read and data write operations

X00303

I00401

I00402

I00201

CNT

I00402

(0024)

IO end

Counter

I00402

2

(0027)

Read next

1

I00401

(0031)

DIFD

SET

RST

C00001

SET

C00001

=

(0023)

00040N

(0025)

00047N

(0026)

00049N

Write to communication

register

IO in execution

X00303

I00401

I00402

I00301

I00402

DIFD

SET

X00301

I00402

I00403

I00403

RST

RST

(0028)

00052N

(0029)

00054N

(0030)

00056N

I00403

Write next

0

I00401

C00001

=

Reset counter

I00403

SET

5.4 Communication Program for FA-M3

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