Technical data

BIOS and System Programming
CP 486 ⋅ 00/14 VIPA GmbH 73
BankInitialRegister1/2(Address0C9F84H/0C9F86H)
The start address of the bank on the SPS side is set via the bank start register. The bank start address
must be a multiple of the bank size. Moreover it has to be checked, whether the address area is
available resp. free at the back plane bus. For the PLC-135 only addresses in the area Fxxx(hex) are
possible. For operation of the banks with the bank select register FEFF(hex) the start address must
be located in the area of F000(hex)-FFFF(hex). The start address is adjusted via the bank start
register1and2inthefollowingway:
Bank initial address register 1:
Bit 76543210
Comparing address bit A11 A10 A9 A8 A7 A6 A5 A4
Bank initial address register 2:
Bit 76543210
Comparing address bit 0000/A15 /A14 /A13 A12
Attention: A15, A14, A13 must be input inverted (/Axx).
Example: For the bank initial address F400(hex) following values are required:
- bank initial register 1: value = 40(hex)
- bank initial register 2: value = 01(hex)