2. Functional requirements
2.1 Description of processes
Any key system idle for
Is pressed more than nn seconds
This remote will contain below functions:
Inputs:
• key scan info
• data from Bluetooth interface
Outputs:
• Data to BT host
• IR transmit
When the keyboard is slide out, user touch either keyboard or remote will trigger the KWR
send key event to the TV.
2.2 Description of system
The software features of this KWR can be summarised as follows:
• Normal operation
• TV off mode
• Device mode change
• Preprogram mode
• Auto search
• Volume mapping
• Stuck key Timeout
Stop mode
Active mode
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