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USB cable schematic Cable Pinout - AllPinouts

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serial interface cable Very simple. Maximum length of cable is about 5 m.

4 pin USB A / USB B / mini-USB jack connector layout
4 pin USB A / USB B / mini-USB jack connector


4 pin USB A or USB B plug connector diagram
4 pin USB A or USB B plug connector


Pin
one side
Signal Description Pin
other side
1 USB Vcc (Vbus)

usually RED, wire should be 20-28 AWG

1
2 USB Data - usually WHITE, wire should be 28 AWG 2
3 USB Data + usually GREEN, wire should be 28 AWG 3
4 GND usually BLACK, wire should be 20-28 AWG 4

Notes

  • USB D+ and D- are twisted in cable. Outer shell is made of copper braid and aluminium shield.


References



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