MSM7590L-01 Ver la hoja de datos (PDF) - Oki Electric Industry

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MSM7590L-01

Multi-Function ADPCM CODEC

Oki Electric Industry 

¡ Semiconductor

MSM7590L-01

(2) CR1 (ADPCM block operating mode)

CR1

Initial Value

B7

B6

B5

B4

B3

B2

B1

MODE1 MODE0 TX RESET RX RESET TX MUTE RX MUTE —

0

0

0

0

0

0

0

B0

RX PAD

0

B7, B6 ... ADPCM data compression algorithm select;

(0, 0): 32 kbps

(0, 1): 64 kbps (data through)

(1, 0): 24 kbps

(1, 1): 16 kbps

B5 ... ADPCM of transmit reset (specified by G.726);

B4 ... ADPCM of receive reset (specified by G.726);

B3 ... ADPCM transmit data mute,

B2 ... ADPCM receive data mute,

B1 ... Not used

B0 ... Receive side PAD,

* The reset width should be 125 ms or more.

The transmitter and receiver cannot be reset separately.

They must be reset at the same time.

1/Reset*

1/Reset*

1/Mute

1/Mute

1/inserted,12 dB loss

0/no PAD

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