National Semiconductor Corp., has introduced what is claimed to be the industry's first high-side light-emitting diode (LED) driver that enables dual LED operation for the camera flash function in ...
A LED flashing briefly once every 5 seconds to imitate the indicator of a real alarm is the function of this dummy alarm project with the use of a 7555 timer IC. To prolong battery life, the circuit ...
OS 26.2 has added a new screen flash alert option to help iPhone users see notifications more easily in noisy environments or ...
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