What the API uses for work with plug devices, something like this app:
square iphone scanner ?CocoaTouch, some from Foundation?
What the API uses for work with plug devices, something like this app: square
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What the API uses for work with plug devices, something like this app:
square iphone scanner ?CocoaTouch, some from Foundation?
Square works through the headphone jack, so it doesn’t use the External Accessory framework. External accessories on the iPhone are notoriously difficult to do, which is why barely any manufacturers are creating products.
http://www.wired.com/gadgetlab/2010/01/wither-the-dongleware
I can count on one finger the number of third party devices I’ve seen that communicate through the dock connector on the iPhone.