User Interaction With Sim At - Sony Ericsson T700 White Paper

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SEND DATA
GET CHANNEL STATUS

User Interaction with SIM AT

BIP – Open Channel:
A user confirmation is displayed by 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 the 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 mes-
sage "Text too short". Key responses:
• C – Clears current character
• End key – Terminates proactive session
• Back – Backward move in the proactive session
• OK – Command performed successfully
Get input
Prompt for character input. The phone refuses to
accept further input when maximum response
length is exceeded. UI maximum response lengths:
• Digits only – 160 characters
• SMS default alphabet characters –
160 characters
• Hidden characters (digits only) – 20 characters
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Key responses:
• C – Clears current character
• End key – Terminate 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, the 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 the user is on a call when the "Set up call, putting
all other calls on hold" command is sent, the user
sees the text "Let SIM card setup call". The user
can press OK for the current call to be put on hold
and the new call to be set up.
If the user is on a call when the "Set up call,
disconnecting all other calls"command is sent, the
user sees the text "Let SIM card setup call". The
user can press OK for the current call to be
disconnected and the new call to be set up.
33
White paper T700
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Yes
Yes
November 2008