In accordance with wiring diagram for otg usb there are just four wires used inside the cable. A lot of people wonder why have micro usb 5 pins instead of 4.
How To Make Usb Otg Cable 5 Steps With Pictures
Otg cable wiring diagram. 36 responses to make your own on the go otg usb cable perry on april 30th 2014 at 558 pm said. The id pin can also have a 124 kω impedence to ground see below. With the rapid development of mobile phone industry otg cable gradually sleek into the publics view. Usb cable is a necessary digital accessory in everyday life. Sep 13 2018 otg usb cable wiring diagram. Charge its battery as well as act as a usb host.
The red one is for sure cable with dc power of 5 liter. Place a 124 kω resistor between id and gnd. But usb cable and otg cable look. Typically it utilizes black black red and white cable colors. This will tell the otg device that it is allowed to draw current off vcc eg. Black wire serves as ground just like in any other apparatus.
I made another schematic how you should wire things up so the usb will work as a host or otg mode. The red one is to get sure wire with dc ability of 5 volts. Typically it utilizes black green white and red wire colours. In accordance with wiring diagram of usb otg y cable there are just four wires used from the cable. Actually the extra pin or pin 4 is typically not connected in the normal usb cable but if it is connected to ground pin the phone will turn in a host mode and will be able to read. Black cable serves as ground exactly like in any other device.
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