Even a 2% decrease in body weight through water loss can cause detrimental effects, with reports of up to a 20% decrease in performance! Both physcial and mental performance has been shown to deteriorate in states of dehydration. The following are common symptoms:
Host Negotiation Protocol (HNP) Allows the two devices to exchange their host/peripheral roles, provided both are OTG dual-role devices. By using HNP for reversing host/peripheral roles, the USB OTG device is capable of acquiring control of data-transfer scheduling. Thus, any OTG device is capable of initiating data-transfer over USB OTG bus.
The term host card emulation (HCE) was coined in 2012 by Doug Yeager and Ted Fifelski, the founders of SimplyTapp, Inc., describing the ability to open a communication channel between a contactless payments terminal and a remotely hosted secure element containing financial payment card data, allowing financial transactions to be conducted at a point-of-sale terminal.