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Communication via Function Blocks
6.6 Technical Specifications of the Function Blocks
6.6
Technical Specifications of the Function Blocks
Introduction
The following lists the technical data for the memory requirements, runtimes, minimum
number of the CPU cycles and the system functions used.
Memory requirements
The table below contains the memory requirements of the function blocks of the CP 440.
Table 6-8
Memory Requirements of the Function Blocks (in Bytes)
Block
Name
FB 9
RECV_440
FB 10
SEND_440
FB 11
RES_RECV
Run Times
The table below contains the run times of the function blocks of the CP 440.
Table 6-9
Run Times of the Function Blocks in ms
Block
Name
FB 9
RECV_440
FB 10
SEND_440
FB 11
RES_RECV
* The run times are based on a data block size of 30 bytes.
108
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Version
Load memory
1.0
1228
1.0
1068
1.0
900
Version Function*
1.0
Idling
Receiving*
1.0
Idling
Sending*
1.0
Idling
Reset
Working memory
990
846
710
CPU 414
CPU 416
6ES7414-2XG03-0AB0
6ES7416-2XK02-
0AB0
24
20
390
330
26
22
490
410
20
17
350
290
Point-to-point connection CP 440 Installation and Parameter Assignment
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Local data
Instance DB
26
36
26
36
38
26
CPU 417
6ES7417-4XL00-
0AB0
24
390
26
490
20
350
Manual, 09/2007, A5E00057742-03
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