EV8680 datasheet(16/39 Pages) CMLMICRO

16 / 39 page

Evaluation Kit for CMX868

EV8680

UM8680/2

Echo Command Characters

Syntax: ATEn<CR>

Modifier Usage

n=0 Disables the echoing of commands to the screen.

n=1 Enables echoing of commands to the screen (default).

Switch Hook Control

Syntax: ATHn<CR>

Modifier Usage

n=0 Instructs the modem to go on-hook (disconnect).

n=1 Instructs the modem to go off-hook.

Identification

Requests the modem to return its product identification information.

Syntax: ATIn<CR>

Modifier Usage

n=0 Displays the firmware name and version number.

n=1 Displays Product Name.

n=2 Displays CML UK sales information.

n=3 Displays South East Asia sales information.

n=4 Displays NAFTA sales information.

Modulation Fallback Option

Syntax: ATNn<CR>

Modifier Usage

n=0 When originating or answering, modem negotiates only at the specified

communications standard (default).

n=1 When originating or answering, falls back from V.22bis to V.22 as required.

Return to Data Transfer Mode

Used during on-line AT command mode, this command allows the user to return to

data transfer mode. Note, this command does not initiate any retrain sequence.

Syntax: ATO<CR>

Enable/Disable Modem Responses

Syntax: ATQn<CR>

Modifier Usage

n=0 Enables result codes to be issued to the screen (default).

n=1 Disables result codes to be issued to the screen.

EV8680 Datasheet(PDF) 16 Page - CML Microcircuits