On Tue, Oct 21, 2014 at 10:13 AM, Alive <[email protected]> wrote: > In addition to those requirements, the USB port should supply enough > power to bring the 3G/4G dongle to live. With limited or no power, > random dongle disconnects may occurs and make the 3G/4G connection > unstable or doesn't work at all. > > There is a recommendation to use an external USB power supply to feed > those power-hungry 3G/4G dongles, but I think it's a good idea since it > may cause a reverse electric shock to the board. I would suggest using a powered USB hub. Many devices only have 1 USB port anyhow and using a hub makes power consumption (for the USB devices) a moot point.
Aaron Z A human being should be able to change a diaper, plan an invasion, butcher a hog, conn a ship, design a building, write a sonnet, balance accounts, build a wall, set a bone, comfort the dying, take orders, give orders, cooperate, act alone, solve equations, analyze a new problem, pitch manure, program a computer, cook a tasty meal, fight efficiently, die gallantly. Specialization is for insects. — Robert Heinlein, Time Enough for Love _______________________________________________ openwrt-users mailing list [email protected] https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-users
