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Figure 1.1: Input/Output diagram - NDDI2–2 (LS/GS) board
1.3 Functional blocks
The NDDI2-2 board is made up of the following functional blocks:
- Quad Low voltage Subscriber Line Audio - processing Circuit (QLSLAC),
- Analog interfaces,
- Digital Signal Processing (DSP) module,
- Common part,
- Power supply.
The following figure shows how the functional blocks of the NDDI2-2 board are organized.
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Chapter
1
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1-2
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