The iPhone’s LED flash is a great companion to have for your iPhone’s camera, as it can shine some light in darker places when you’re taking photos, but the built-in flash on the iPhone can be used ...

The iPhone has never had an LED notification light like some Android handsets have, but you can use the flash around the back of the phone instead to alert you to new messages and updates. If your ...

A recent design project required a bright LED flash each time a 100-µs pulse occurred. The pulse repeated every 300 ms. Because the pulse was so short, driving the ...

Every time Melanie publishes a story, you’ll get an alert straight to your inbox! Enter your email By clicking “Sign up”, you agree to receive emails from ...