Radyne DM240XR Especificações descarregar pdf (Página 78)

DM240XR High-Speed Digital Modulator Rear Panel Interfaces

MN-DM240XR– Revision 13 5–8

5.12.2 ASI Monitor

Incoming data from the active PIIC slot is output on this interface (Figure 5-1d), allowing the

customer to monitor the incoming data stream. The interface complies with DVB ASI Electrical

Specifications.

5.12.3 Parallel RS-422 Interface

This interface supports two terrestrial interface types and complies with RS-422 Electrical

Specifications (Figure 5.1f).

5.12.3.1 M2P (Parallel, RS-422)

M2P is supported on the DB-25 female connector. It complies with RS-422 Electrical

Specifications. Refer to Table 5-5 for pinouts for this connector. The maximum data rate is 238

Mbps.

Table 5-5. M2P RS-422 Parallel - 25-Pin Female

Pin No. Signal Name Direction

1 OUTCLK+ Output

14 OUTCLK- Output

2 CLK+ Input

15 CLK- Input

3 SYNC+ Input

16 SYNC- Input

4 VALID+ Input

17 VALID- Input

5 D0+ Input

18 D0- Input

6 D1+ Input

19 D1- Input

7 D2+ Input

20 D2- Input

8 D3+ Input

21 D3- Input

9 D4+ Input

22 D4- Input

10 D5+ Input

23 D5- Input

1 2 ... 73 74 75 76 77 78 79 80 81 82 83 ... 195 196

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Radyne DM240XR Especificações Página 78