Good luck with that argument. Wish I knew this 2 years ago. In absence of a spec, manufacturers comply with USB and then extend it. By using our website and services, you expressly agree to the placement of our performance, functionality and advertising cookies. Fill in your details below or click an icon to log in: It seems that his Magellan GPS unit is pretty finicky when it comes to power supplies. Tried to replace with bestbuy USB cigarette adapter, but it put the gps into computer mode.
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Magellan RoadMate USB Accessory Adapter Specs – CNET
There is lots of useful info in the comments. Would that prevent use as a USB device? Because USB was never planned to be used without a data mafellan.
This must be magellan roadmate usb relatively new thing they started with that series.
magellan roadmate usb sync driver
I just tried to charge through usb a few days ago and it failed magellan roadmate usb to the same reasons. Email required Address never made public. The short disables data transfer, but allows devices to detect the Dedicated Charging Port and allows very simple, high current chargers to be manufactured.
The roadmatr still thought it was connected to a PC, and refused to perform any GPS-related functions since its file system was tied up. As for evil plots, I do not know why but there is plenty of evidence that manufacturers just love to think up propriety magellan roadmate usb and implementations of standard interfaces, wikipedia has a whole list of USB connectors in disguise of magellan roadmate usb formfactors in the USB article.
Magellan GPS hack for hassle-free charging
If not, it assumes that it should act as if it is connected to a PC. A Dedicated Charging Port can supply magellan roadmate usb maximum of 1.
Then no cable adapters are needed, right? However, a problem arose when he tried hooking the Magellan up to a different power supply. When connected magellan roadmate usb a PC, it sensed the connection and allowed its file system to be mounted, magellan roadmate usb as it was intended to do. How do i ground the usb cord. No one here knows how usb works? This is how the Apple iPad charger provides 5v 2. Roadmzte users to buy expensive branded power adaptors is a pretty dirty practice.
Tried to replace with bestbuy USB cigarette adapter, but it put the gps into computer mode. While most devices ignore the 4th pin, the Magellan checks to see if that pin is grounded.
magellan roadmate usb sync driver – Microsoft Community
Those pin is used to see if the device will be an magellan roadmate usb or a slave. With this information in hand, [Paul] did the same thing as any of us would magellan roadmate usb hacked together a USB cable with rroadmate pins. I like to point out that there is a charging specification in USB these days, that disables data and ups the current for fast charging.
Also a lot of HTC phones work this way. As Whatnot notes, there are different USB charging specs.
A lot of USB Devices use this trick. A portable device can draw up to 1.
To argue against this is to argue that manufacturers should not have shipped product until the charging spec was increased.
Hackaday reader [Paul] recently shared a simple hack he put together via our Flickr photostream. It seems that his Magellan GPS unit is pretty finicky when it comes to power supplies. Had my gps charger stolen while on vacation. By using our website and services, you expressly agree to the placement of our performance, functionality magellan roadmate usb advertising magellan roadmate usb.
THIS is exacly the reason for the 5th pin.