| 摘要 |
PROBLEM TO BE SOLVED: To provide an electronic device including a USB port which uses a simple circuit to eliminate the effects of vibration.SOLUTION: An electronic device including a USB port includes the USB port, a decoding chip, and a voltage dividing circuit. The USB port includes a power pin, a positive data pin, a negative data pin, and a ground pin. The power pin are electrically connected to a voltage port of the electronic device, the positive data pin and negative data pin are electrically connected to data pins of the decoding chip, and the voltage dividing circuit is electrically connected between the voltage port and the ground pin, receives a voltage of the voltage port, and generates a division voltage that is proportional to the received voltage and also provides the division voltage to the ground pin. |
