Siemens S7 Uživatelský manuál stáhnout pdf (Strana 215)

Linking to Other Systems with FETCH/WRITE

215

SIMATIC NET NCM S7 for Industrial Ethernet

C79000-G8976-C129–06

Address Area

PI/PQ C T

ORG ID 05

Source/dest.

data from/to in

I/O modules.

With source

data input

modules, with

dest data

output modules

Source/dest

data from/to

counter cells

Source/dest

data from/to

timer cells

DBNR irrelevant irrelevant irrelevant

Start address I/O byte no.,

from which the

data are taken

or written to

Number of the

counter cell

from which the

data are taken

or written to

Number of the

timer cell from

which the data

are taken or

written to

permitted range 0...127

digital I/Os

128...255

analog I/Os

0...255 0...255

Length Length of the

source/dest.

data field in

bytes

Length of the

source/dest.

data field in

words (counter

cell = 1 word)

Length of the

source/dest.

data field in

words (counter

cell = 1 word)

permitted range 1...256 1 1

1 2 ... 210 211 212 213 214 215 216 217 218 219 220 221 222

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