device driver

device driver n. 設備驅動程序 使計算機系統可以與設備進行通信的一個軟件組。在大多數情況下，驅動程序也會對硬件進行操作以便將數據傳送給設備。有些設備，尤其是 PC 兼容機上的一些視頻適配器，在系統中沒有安裝正確的設備驅動程序時，這些設備將無法正常工作。【英】A software component that permits acomputer system to communicate with a device. In most cases, the driver also manipulates the hardware in order totransmit the data to the device. Many devices, especially video adapters on PC-compatible computers, will notwork properly—if at all—without the correct device drivers