DMA2275 datasheet(17/48 Pages) MICRONAS

Part #	DMA2275

Description	DMA 2275, DMA 2286 C/D/D2-MAC Descrambler

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Manufacturer	MICRONAS [Micronas]

Direct Link	http://www.micronas.com

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17 / 48 page

DMA 2275, DMA 2286

17

Table 8–3, continued

Address

Label

Bit No.

Function

205

T0

T1

T2

T3

T4

T5

T6

T7

T8

T9

T10

T11

T12

T13

T14

T15

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

for test only

enable packet descrambler

for test only

disable error concealment

for test only

206

BER

C1S

C2S

C3S

C4S

P0S

0–7

10

11

12

13

14

bit error rate:

number of erroneous bits of 82 packet headers within one frame,

detected by the golay decoder

status of sound signal selected by C1A

0: sound signal is inactive or interrupted

1: sound signal is present

status of sound signal selected by C2A

0: sound signal is inactive or interrupted

1: sound signal is present

status of sound signal selected by C3A

0: sound signal is inactive or interrupted

1: sound signal is present

status of sound signal selected by C4A

0: sound signal is inactive or interrupted

1: sound signal is present

status of packet 0 buffer

0: packet 0 selected by DGT not received

1: packet 0 received

208

C1L

C2L

C3L

C4L

0–3

4–7

8–11

12–15

coding law of sound signal selected by C1A

coding law of sound signal selected by C2A

coding law of sound signal selected by C3A

coding law of sound signal selected by C4A

L =

0: companded law

1: linear law

H =

0: first level protection

1: second level protection

HQ = 0: medium quality sound

1: high quality sound

S =

0: monophonic sound

1: stereophonic sound

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DMA2275 Datasheet(PDF) 17 Page - Micronas

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