Electronic lock digital keypad interface
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United States of America Patent
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Mar 6, 2018
Issued Date -
N/A
app pub date -
Jul 14, 2016
filing date -
Sep 17, 2015
priority date (Note) -
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Abstract
A digital keypad interface includes a keypad having a plurality of keys, a lock status indicator, a first set of LEDs set around a periphery of the lock status indicator, an unlock status indicator, and a second set of LEDs set around a periphery of the unlock status indicator. A microprocessor is provided to sequentially light LEDs of the first set of LEDs during a locking sequence of inputs via the keypad and to sequentially light LEDs of the second set of LEDs during an unlocking sequence of inputs via the keypad.
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