Traditional Culture Encyclopedia - Traditional festivals - What's the difference between computer mouse round hole interface and USB interface?
What's the difference between computer mouse round hole interface and USB interface?
1, the mouse round hole interface is called "PS/2" interface. It is an evolution that "USB" replaces "PS/2" as keyboard and mouse interface. USB has the characteristics of strong universality, large data transmission capacity and high expansibility (high-end mouse). "PS/2" interface structure (multi-pin) is complex and fragile, and its universality and data transmission are poor.
2. The mouse round hole interface is called "PS/2" interface, which is an old keyboard and mouse interface. Its appearance is as follows:
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