KPhoneIM is a simple point to point instant messaging application. You may chat WITH (exactly) one partner directly. The tool needs no server. It may be called from KPhoneSI as external session. Indeed, I develloped the tool mainly to demonstrate KPhoneSI s concept of external sessions!
The aim of this application note is to show to scan the 4x4 matrix keypad
multiplexed WITH a four 7-segment display. The software attached to this application
note scans the pressed key and displays it on the multiplexed 7- segment LEDs.
This application note makes obvious Interrupt capability of the STR710 device
to offer a better key scan .
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