Siemens S5-135U/155U System Manual page 269

When the unit is delivered, all communication flag areas are activated
(see above):
Jumper inserted:
Jumper not inserted:
Examples You wish to mask out the four communication flag areas with the highest
addresses on COR A:
Figure 6-3
System Manual
C79000-G8576-C199-06
9
16
1
8
EP 7
On Coordinator A by jumpers at EP 7
On Coordinator C by jumpers at EP 60
Jumper Comm. Flag Byte
8 - 9 0 to 31
7 - 10 32 to 63
6 - 11 64 to 95
5 - 12 96 to 127
4 - 13 128 to 159
3 - 14 160 to 191
2 - 15 192 to 223
1 - 16 224 to 255
area activated (coordinator
acknowledges in this area)
area masked out (coordinator
does not acknowledge in this area)
16
EP7
1
Example of Addressing the Communication Memory on COR A
Multiprocessor Operation/Coordinators
8
9
EP 60
Address
F200H to F21FH
F220H to F23FH
F240H to F25FH
F260H to F27FH
F280H to F29FH
F2A0H to F2BFH
F2C0H to F2DFH
F2E0H to F2FFH
9
8
Address F200H to F27FH
Activated (Jumper Inserted)
Address F280H to F2FFH
Masked Out (Jumper Open)
1
16
6-7