Page 118 01/2007 AMT/PTD/PBX/0020/2/4/EN
5.5.2 Content reading of LDS card registers
REGISTER RFEN
Register RFEN, accessible in reading only, contains the localization code of the card. Its content
is the code cabled in back plane, that is to say the reverse of the CLX number used for the
recognition of the bus system orders
I/O Address= 503CH
NADR12 .. NADR8 = State of the entries fixing the CLX position number.
NA/B=0 : LDS card equipped with 16 interfaces
NA/B=1 : LDS card equipped with 8 interfaces
NMASTER=0 : master LDS
NMASTER=1 : slave LDS
ABSHDECT=0 : LDS card receives a DECT clock in entry (for the card configured in slave
mode)
ABSHDECT=1 : LDS card does not receives a DECT clock in entry (for the card configured in
slave mode). For the card configured in master mode, ABSHDECT=1 by default.
Note :
Bit 7 is accessible only starting from technical index HJ4094AR (16 interfaces) or
HJ4094BR (8 interfaces) of LDS card.
bit 7 bit 0
ABSHDECT NMASTER NA/B
ADR12 ADR11 ADR10 ADR9 ADR8
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