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4 pin USB A receptacle connector layout
4 pin USB A receptacle connector
at the computer or charging device.
USB A to 3.5mm Audio
computer or charging device. Pin
Name
computer or charging device. Pin
Number
Direction Hyunwon device. Pin
Number
Hyunwon device. Pin
Name
Description
Tip 1 --> 2 Data + copper<->white
2nd ring 2 <-- 3 Data - blue<->green
3rd ring 3 --> 4 Charge + red<->black
4th ring 4 <-- 1 Charge - green<->red

The 3.5mm audio cable I was using may not be or there may not even be a standard that correlates the cable colors to the rings or tip. I have not looked. I will post pictures of this on denieru.no-ip.org (my personal website) at some point.

4 pin 3.5mm (2.5mm) plug connector layout
4 pin 3.5mm (2.5mm) plug connector
at the Hyunwon device.
According to 2 reports in our database (1 positive and 1 negative) this pinout may be incorrect.

Is this pinout
Source(s) of this and additional information: denieru.no-ip.org
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