ZTE Corporation R8872AS1900 Manuale Utente
ZXSDR R8872A Product Description
ZTE Confidential & Proprietary
9
Implement over-current, over-heat, over-power and over-standing wave protecting
function.
2.2.4
PWR
The PWR has following functions:
Provide power supply function;
Monitor input over-voltage/under-voltage, input power outage, output over-voltage/
under-voltage, output over-current alarm, and report it to QTR board.
2.2.5
PIB
The PIB has the following function:
Integrate lightning protection unit for DB15 interface, and the protection level is 20
KA.
2.3
Software Architecture
The software architecture of R8872A can be divided into two layers, SDR Unified
Platform Software and Application Software. The architecture is shown in the following
figure: