MSM7564-01 데이터 시트보기 (PDF) - Oki Electric Industry

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MSM7564-01

A Single Chip 14.4 kbps Data & Fax Modem

Oki Electric Industry 

¡ Semiconductor

MSM7564-01

Control register functional summary

REG (H)

00 R/W

01 R/W

02 R/W

03 R/W

00 R/W

(VOICE)

01R/W

(VOICE)

02 R/W

(VOICE)

03 R/W

(VOICE)

04 W

05 W

06 W

07 W

07 W

(VOICE)

BIT

7-0

7-0

7-0

7-0

7-0

SYMBOL

DRAMAL (7-0)

DRAMAH (F-8)

DRAMDL (7-0)

DRAMDH (F-8)

VDATA1ST

7-0 VDATA2ND

7-0 VDATA3RD

1

VIOF

4

VSEN

0

RAMRDWR

1

SOFTRST

2

SLEEP

3

EQLST

4

AUTO

5

STUP

6

NEGO

0

PTONE1

1

PTONE2

2

PBANS

3

SFIL

7-4 PBANSEL

7-0 MODEMSET

0

V32DATA

1

ORGANS

2

SAEQL

3

RAEQL

4

GTE

5

GTS

7-6 LALTST

1

ORGANS

2

SAEQL

3

RAEQL

4

VEN

FUNCTION

Specify low-order 8-bit (bit7 - 0) of the address to access an internal RAM.

Specify high-order 8 bits (bit15 - 8) of the address to access an internal RAM.

Store low-order 8 bits of the data to access an internal RAM.

Store high-order 8 bits of the data to access an internal RAM.

Voice output 1st data

Voice output 2nd data

Voice output 3rd data

Input/output flag of voice data output

Enables voice data output.

When internal RAM is accessed, selects read or write.

Soft reset

Sleep

Controls adaptive equalizer.

Specifies control method of adaptive equalizer.

Start-up control

Auto negotiation control

Programmable tone control 1

Programmable tone control 2

PB tone and answer tone control

Transmission filter control

Selects PB tone and answer tone.

Modem mode setting.

Selects V.32bis and V.32 operating mode.

Sets originate mode and answer mode.

Sets adaptive equalization for transmit.

Sets adaptive equalization for receive.

Sets guard tone generator.

Sets guard tone frequency.

Local analog loop back test control

Sets originate mode and answer mode.

Sets transmit amplitude equalizer.

Sets receive amplitude equalizer.

Enables voice output.

15

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