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Hi My phone has refused to switch on and I've tried all the possible button combinations. Charging it heats up, but neither the screen or LED come on. I hope it's just a battery issue so I've taken it apart. However, the battery connector appears to have several copper contacts. To measure the...

Terminal app for communicating with Bluetooth 4 serial devices I wonder if there's an app for communicating with Bluetooth 4 serial devices. Even to just read the data received. I've tried Blueterm and a few others, but they won't connect. I suspect they're only designed for Bluetooth 2 rather...

Hi Does anyone know of a charger that supports fast charging an iPhone 5/6 at 1000mA+ and Samsung S4/S6 (work phones) at 1300mA+? I believe that Samsung and Apple use different circuitry at the data pins - the voltage dividers are slightly different - so I wonder if there's a charger out there...

Do you leave bluetooth on? Does it actually hurt battery?

Do you leave bluetooth on? Does it actually hurt battery?