Is the data cable a charger cable?

The data cable is not a charger cable, and the way to distinguish it is: 1. The mobile phone charging cable cannot transmit data, but the mobile phone data cable can transmit data; 2. The mobile phone charging cable should be thinner than the mobile phone data cable; 3. Connect to the computer , if it can be read, it is a mobile phone data cable, otherwise it is a mobile phone charging cable.

#The operating environment of this article: Windows 7 system, Dell G3 computer.

Is the data cable a charger cable?

The data cable is not a charger cable.

1. Basic functional differences:

The difference between "mobile phone data cable" and "mobile phone charging cable" is that the mobile phone charging cable cannot transmit data, while the mobile phone data cable can transmit data

2. Appearance difference:

The mobile phone charging cable should be thinner than the mobile phone data cable, because the mobile phone data cable has four wires, while the mobile phone charging cable only has two wires.

Mobile phone data cable:

Usually our mobile phone data cable and charging cable use USB interface, usually there are four wires. The charging cable uses the VCC and GND of the power supply. The mobile phone data line uses VCC, GND and two communication lines. The data line has four lines in the USB interface line, while the power line has only two lines in the USB line. Therefore, the data line can When used as a power cord, the power cord cannot be used as a mobile phone data cable.

The wires in the mobile phone data cable are very thin. Different wires have different resistance values ​​and different currents. A larger current will charge faster, and vice versa. Usually the original charger will charge faster. Repair stations The knock-off ones I bought there have very thin copper wires, so charging is slow.

2. Supplementary materials:

Wiring method of mobile phone data cable:

Red wire: positive pole of power supply (marked on the wiring: 5V or VCC)

White wire: Negative voltage mobile phone charging cable (identified as: Data- or USBPort-)

Green wire: Positive voltage mobile phone charging cable (identified as: Data or USBPort)

Black wire: Ground (marked as: Ground or GND)

3. How to identify the mobile phone data cable or mobile phone charging cable:

You can connect the computer to see if the data can be transmitted normally. If it can be read Take it as a mobile phone data cable, and vice versa, or you can check it by looking at the number of contacts on the USB port. However, some unscrupulous merchants will fake it, so the most practical way is to directly connect to a computer to check!

For more related knowledge, please visit the FAQ column!

The above is the detailed content of Is the data cable a charger cable?. For more information, please follow other related articles on the PHP Chinese website!