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Brief description of ASM hardware
A.5 ASM 754
FC 45
Function manual, Release 03/2006 , J31069-D0167-U001-A2-7618
A-21
Processing times of MDS E6xx in multiple channel operation
The following table shows the processing times when one command is started
simultaneously on 1, 2, 3, or 4 channels.
Table A-13 Processing times of MDS E6xx in multiple channel operation
Time to Read 752 Byte
SLA per ASM
Single Command
Chained
Command
Time to Write 752 Byte
1
3.3 s
2.5 s
2
6.6 s
5 s
3
9.8 s
7.5 s
4
13 s
10 s
The times in the table are minimum times.
Slow PROFIBUS baud rates and large bus configurations may increase these times.
Input parameters for ASM 754
The assignment is made in UDT 10 (see Section "Parameter data block").
Table A-14 Input parameters for ASM 754
Address
Name
Permissible values
Comment
+0.0
ASM_address
256, 264, 272, 280,
...
Each ASM 754 occupies 8 byte of I/O
in the I/O area of the control unit
+2.0
ASM_channel
1, 2, 3, 4
4 pseudo parallel channels
+8.0
MDS_control
B#16#0, 1
0 = no presence check
1 = presence check
+9.0
ECC_mode
FALSE
No ECC driver
+9.1
RESET_long
FALSE
(no MOBY U)
+10.0
MOBY_mode
B#16#1
Only MOBY I/E protocol permitted
+11.0
scanning_time
B#16#00
No parameterization of the scanning
time
+12.0
option_1
B#16#00, 02, 04
See Section "INPUT parameters"
+13.0
distance_limiting
B#16#0
+14.0
multitag
B#16#1
+15.0
field_ON_control
B#16#0
+16.0
field_ON_time
B#16#0
Not relevant (no MOBY U)