X-rays reveal how the shutter button works on the iPhone Smart Battery Case

Last week, Apple surprise-launched its lineup of Smart Battery Cases for the iPhone 11, 11 Pro, and 11 Pro Max, and the cases have an intriguing new addition this year: a physical camera button. How the new button works was a bit of a mystery, as iPhones themselves don’t have a button dedicated entirely to being a camera shutter. But now we know a little more about the mechanism, thanks to an X-ray of one of the cases done by iFixit and Creative Electron.

If you look closely at the picture at the top of this post, you can see two thin circuits running down from the button toward the battery before they take a right turn to the circuit board, which connects to the Lightning port, which transmits data to and from the iPhone connected to...

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