White Paper T630/T628

User interaction with SIM AT

Display text

Text of up to 240 characters (120 UCS coded) is supported. Text clearing times are 5-20 seconds and a 60-second time-out limit for the user to clear the text.‘Key’ responses:

‘Long Back’ – Proactive session terminated by user.

‘Back’ – Backward move in proactive session. Any other key clears display if the command is per- formed successfully.

Select item

Scroll to highlight item for selection. ‘Key’ responses:

Navigation key press down– Scroll down list.

Navigation key press up– Scroll up list.

Long ‘Back’ terminates proactive session.

‘Back’ – Backward move in proactive session.

‘OK’– Command performed successfully.

Get inkey

Prompt for a one-character input. Pressing ‘Ok’ without entering a character gives warning mes- sage “Minimum 1 character”. ‘Key’ responses:

‘C’ clears current character.

‘Long Back’ terminates the proactive session.

‘Back’ – Backward move in proactive session.

‘OK’ – Command performed successfully.

Send short message

Default message “Sending message, please wait” can be replaced for the Alpha Identifier text, or sup- pressed completely if a null text is provided. Default responses are “MESSAGE FAILED” or “MESSAGE SENT”. ‘Key’ responses:

Long ‘Back’ or ‘Back’ ends the proactive ses- sion.

Get input

Prompt for character input. The phone will refuse to accept further input when maximum response length is exceeded. MMI Maximum Response lengths

Digits Only – 160 characters

SMS default alphabet characters – 160 charac- ters

Hidden Characters (digits only) – 20characters

‘Key’ responses:

‘C’ clears current character.

‘Long Back’ terminates the proactive session.

‘Back’ – Backward move in proactive session.

‘OK’ – Command performed successfully.

Refresh

When a refresh command is executed by the phone, it requests the user to wait while the phone restarts. A notification will be made if it is demanded that the SIM card initializes again.

Set up call

If the ME is on a call when the command ‘Set up Call’, ‘putting all other calls on hold' is sent, the user will see the text 'Setting up a call current call will be held'. If ‘OK’ is pressed the current call will be put on hold and the new call set up. If the ME is on a call when the command ‘Set Up Call, discon- necting all other calls’ is sent, the user will see the text ‘Setting up a call current call will be discon- nected’. If the ‘OK’ key is pressed the current call will be disconnected and the new call set up.

Set up menu

Incorporates a SIM Application Toolkit Menu Item into the ME’s main menu structure. From the standby display the right or left arrow buttons can be pressed to select the Menu Items.

If an Alpha Identifier is supplied in the Set Up Menu command, this is used as the SIM AT entry in the ME’s main menu. If no alpha identifier is supplied and several items are found in the menu, a default title is used. If the SIM AT Menu Item is selected by pressing ‘Select’ all the items sent in the Set Up Menu command will be available for selection, in the same way as the Select Item command.

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October 2003

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Sony Ericsson T628, T630 manual User interaction with SIM AT