Blocks and Their Functions   S5-95F
Table 9-10.   Calling and Parameter Assignments of FB252
Parameter Meaning Type Assignment STL
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AUFT Number of test
component
I/BY 00
H
 - CPU 
01
H
 - Operating system comparison
02
H
 - RAM with STEP 5 objects
03
H
 - Onboard DI
04
H
 - Onboard DQ
05
H
 - Onboard interrupt
06
H
 - Onboard counter
07
H
 - External I/Os, DI
08
H
 - External I/Os, DQ
09
H
 - Processor RAM
0A
H
 - Memory submodule
0B
H
 - Power failure routine
0C
H
 - Scan time monitor (watchdog)
0D
H
 - Load voltage failure routine
0E
H
 - Logical program counter
0F
H
 - Short-circuit test
For AUFT = 2 and TYP = B (block)
0 to 255 = Block number
For AUFT = 0FH (short-circuit test)
NR Relevant only if AUFT
= 02
H
 and block (OB to
DB) specified with TYP
or 
AUFT = 0F
H
Test DQ
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Q 33.0
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Q 33.1
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Q 33.2
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Q 33.3
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Q 34.0
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Q 34.1
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Q 34.2
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Q 34.3
Bit mask for byte number
I/BY
TYP T = Timers
C = Counters
F = Flags
PI = Process image tables
OB = Organization blocks
PB = Program blocks
SB = Sequence blocks
FB = Function blocks
DB = Data blocks
Relevant only if 
AUFT = 02
H
 
tested RAM area, 
in which the specified
STEP 5 object lies
I/W
: JU FB 252
NAME : AGF:TEST
AUFT :
TYP :
NR :
BED :
EINZ :
PAFE :
9-18
EWA 4NEB 812 6210-02