This book provides a serious, in-depth look at Apples External Accessory framework and the iPhone Accessories API. Youll learn how to create new, integrated solutions that combine iPhone apps with dedicated hardware. The iPhone OS Accessories API expands the opportunities for innovative iPhone developers, allowing you to control and monitor external devices, whether youve built them yourself or obtained them from a third party. What youll learn Develop accessories and apps for the iPhone and iPod touch. Use Apples External Accessory framework to create hardware/software interaction. Control and monitor external devices using the iPhone Accessories API. Use the specific controller classes within the iPhone OS software development kit. Build and co...