The role of the 4 wires of the usb connector

The role of the 4 wires of the usb connector

2019-01-30 09:18:36

      

The role of the 4 wires of the usb connector

The USB data cable has a total of four pins, two of which are connected to the data, and the other two are charged power lines including ground.

 

1. The role of the red line: the positive pole of the power supply (the marking on the wiring is: +5V or VCC)

2, the role of the white line: negative voltage data line (identified as: Data- or USB Port -)

3. The role of the green line: positive voltage data line (identified as: Data+ or USB Port +)

4, the role of the black line: ground (identified as: GND)

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