BT8110 Просмотр технического описания (PDF) - Unspecified

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BT8110

High-Capacity ADPCM Processor

Unspecified 

3.0 Registers

3.1 0x00–0x3F—Per-Channel Control Registers (per_chan_ctrl)

Bt8110/8110B

High-Capacity ADPCM Processor

Table 3-1. Bt8110 or Bt8110B with External Lookup Table ROM

CODE[3:0]

ROM Code Table

0000

32 kbit/s G.726

0001

24 kbit/s G.726

0010

16 kbit/s G.726/G.727

0011

40 kbit/s G.726

0100

Unused

0101

Unused

0110

Reserved

0111

Reserved

1000

32 kbit/s Conexant (data optimized)

1001

24 kbit/s Tellabs

1010

16 kbit/s Alternate (3-level)

1011

16 kbit/s Alternate (4-level)

1100

G.727 (5,5)—Embedded Code

1101

G.727 (x,4)—Embedded Code

1110

G.727 (x,3)—Embedded Code

1111

G.727 (x,2)—Embedded Code

NOTE(S): See Section 4.1.2, ROM Specification Section.

Table 3-2. Bt8110B Internal Lookup Table ROM (1 of 2)

CODE[3:0]

Internal ROM Code Table

0000

0001

0010

0011

0100

0101

0110

0111

1000

1001

1010

1011

32 kbit/s G.726

24 kbit/s G.726

16 kbit/s G.726/G.727

40 kbit/s G.726

32 kbit/s G.721-1984 (16-level)

24 kbit/s Tellabs

16 kbit/s Alternate (4-level)

Not available

32 kbit/s Conexant (data optimized)

Not available

16 kbit/s Alternate (3-level)

16 kbit/s Alternate (4-level)

3-2

Conexant

100060C

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