User Interaction With Sim At - Sony Ericsson C901 White Paper

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SEND DATA
GET CHANNEL STATUS

User Interaction with SIM AT

BIP – Open Channel
A user confirmation is displayed with the default
text "Open channel" when no alpha identifier is
present. Alpha identifier text replaces the default
text when the Alpha Identifier is present & not null.
No user indication is provided (transparent mode)
when alpha identifier is present and null.
Display text
Text of up to 240 characters (120 UCS coded) is
supported.
Text clearing times are 5-20 seconds with a 60-
second time-out limit for the user to clear the text.
Key responses:
• End key – Proactive session terminated by user.
• Back – Backward move in proactive session.
MSK clears the screen if the command is
performed successfully.
Get inkey
Prompt for a one-character input. Pressing OK
without entering a character gives warning
message "Text too short". Key responses:
• C clears current character.
• End key terminates the proactive session.
• Back – Backward move in the proactive
session.
• OK – Command performed successfully.
Get input
Prompt for character input. The phone will refuse to
accept further input when maximum response
length is exceeded. UI Maximum Response
lengths:
• Digits Only – 160 characters.
• SMS default alphabet characters – 160
characters.
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• Hidden Characters (digits only) – 20 characters.
Key responses:
• C clears current character.
• End key terminates the proactive session.
• Back – Backward move in proactive session.
• OK – Command performed successfully.
Select item
Scroll to highlight item for selection. Key
responses:
• Navigational key press down – Scroll down list.
• Navigational key press up – Scroll up list.
• End key terminates proactive session.
• Back – Backward move in proactive session.
• OK– Command performed successfully.
Send short message
Alpha Identifier text is displayed, if it is present.
Otherwise, there is no user indication if the
customization for default text is not enabled. If the
customization for default text is enabled, and there
is no Alpha Identifier, default message "Sending
message" is displayed. Default responses are
"Message failed" or "Message sent" for the
customization enabled case with no Alpha
Identifier.
Key responses:
• End key or Back ends the proactive session.
Set up call
If you are on a call when the commands "Set up
Call", "Putting all other calls on hold" are sent, the
user will see the "Let SIM card setup call" user
confirmation text. If OK is pressed the current call
will be put on hold and the new call set up. If the
phone is on a call when the command "Set Up Call,
disconnecting all other calls" is sent, the user will
see the "Let SIM card setup call" user information
text. If the OK key is pressed the current call will be
disconnected and the new call set up.
32
White paper C901
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Yes
Yes
February 2009