ML7012-04 Просмотр технического описания (PDF) - Oki Electric Industry

Номер в каталоге

Компоненты Описание

Список матч

ML7012-04

2400 bps Single Chip Full Duplex Data Modem with Protocol

Oki Electric Industry 

1Semiconductor

FEDL 7012-04-01

ML7012-04

(3) AT command list

It is regarded that n = 0 when the parameter is not specified to the command with parameter (n).

CMD

+++AT

<CR>

A

D

E

H

I

M

O

Style

—

ATA

ATD

ATDc

ATEn

ATH

ATI

ATMn

ATO

Function

Initial Value

Goes to on-line command mode from data mode.

Inputs +++AT <CR> in data mode.

Does not move to on-line command mode until <CR>is

—

input.

Starts line connection in answer mode

—

Starts line connection in originate mode

—

Connects lines in originate mode after dialing.

c: Dial control character

Pulse: 0, 1, 2, 3 ,4, 5, 6, 7, 8, 9

Tone: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, *, #

@ Silence Detection

Next dialing is executed when continuous silence of 5 sec is

detected after ring back tone within the period specified in S7

register.

Sends back ‘BUSY’ when busy tone is detected and sends

back ‘NO ANSWER’ when no silence is detected after ring

back tone.

! Flash

Dialing is put on hold for the period specified in the S8

register for pause settings.

—

,Comma

The line is put on-hook for 0.5 sec.

Dialing is put on hold for the period specified in the S8

register for pause settings.

; Moves to command mode without disconnecting lines after

dialing is completed.

P: Dials the number in pulse mode thereafter.

T: Dials the number in tone mode thereafter.

W: Detects a dial tone.

Detects the next dial string process when dial tone is

detected during the period specified in S7 register

regardless of ATXn command settings.

When it is not detected, ‘NO DIALTONE’ is returned.

Selects the answer-back function for the commands.

N = 0: No answer back for command input characters.

1

N = 1: Answer back for command input characters.

Controls the line connection.

N = 0: On-hook

—

N = 1: Off-hook

Displays the modem manufacturer’s code

'24A' as a result code is returned to DTE after ATI0<CR> is

—

executed.

Selects the monitor speaker operation.

N = 0: Always OFF

N = 1: ON from dialing to line connection

1

N = 2: Always ON

N = 3: ON when connected with a remote modem

Goes to data mode from on-line command mode.

—

Note

11/22

Share Link: