Ericsson MINI-LINK TN R4 ETSI Technical Description page 76

Technical Description
TDM Bus
PCI Bus
SPI Bus
Power Bus
Figure 58 Block diagram for MMU2 B and MMU2 C
72
BPI Bus (1+1)
DCC
Traffic
TDM
Multiplexer/
DCC
Demultiplexer
Traffic
HCC
BPI Bus (1+1)
Radio Frame
Multiplexer
Radio Frame
Demultiplexer
HCC
Control and
Supervision
SPI
Secondary
voltages
Power
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Modulator
Cable
Interface
Demodulator
RCC
RAU
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