Patent ID: 8743432
Filing Date: 2014-06-03
Classification: G06F,H04M,H04N

Abstract:
1. A diagnostic tool comprising: a USB device connector; and a processor that allows a user to select a type of device to be tested, the processor having the ability to test PictBridge functionality of a USB host, wherein the processor is to detect whether the USB host is expecting the diagnostic tool to be a storage device, and the processor is also to detect whether the USB host is expecting the diagnostic tool to be a PictBridge device, wherein, to detect whether the USB host is expecting the diagnostic tool to be a PictBridge device, the processor is to: receive a signal from the USB host when the USB host is connected to the USB device connector; determine a value of a flag stored in the diagnostic tool in response to receiving the signal from the USB host; and in response to a determination that the flag has a first value, cause the diagnostic tool to enter a first mode in which the diagnostic tool acts as a PictBridge device.