Software Architecture - Zte ZXSDR R8860E Product Description

l
Provide DFL alarm inspection function.
4.3.4 RIE (RRU Interface Exchange board)
l Access following these signals from PIB board: Ethernet signal, 485 dry contact,
LED indicator, single board reset signal, jumper, button signal, digital ground;
l
Transmit the access signal by the socket and finish the function of interface
conversion.
4.3.5 PIB (Protect Interface Board)
l
Access following these signals from DTR board: Ethernet signal, LED indicator,
single board reset signal, jumper, button signal, digital ground, power, ground and
458 signal of electrically tuned antenna;
l
Power, ground, and 485 signal of electrically tuned antenna, output to electrically
tuned antenna by socket; other signals are introduced to outside by test socket, to do
debug and use as indicative signal;
l
Finish AISG interface power filtering and 485 lightening protection;
l
Finish interference protection for indicators, reset signals, buttons, and jumpers.
4.3.6 RPDC (RRU Power DC)
l
Finish power conversion from DC to DC, and provide power supply function;
l
Inspect input overvoltage or under-voltage, input power disconnection, output
overvoltage or under-voltage, output over-current alarm, and report it to DTR board.
4.4

Software Architecture

The software structure of R8860E can be divided into driver, supporting software and
application software, whose functions are shown in the flowing figure.
Figure 7 R8860E Software Structure
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ZXSDR R8860E Product Description
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