略語大辞典 [C] 29 DAV data valid (コンピュータでの)有効データ(信号). 並列バスでの制御信号名.data valid; a control signal for handshake in GPIB(general purpose interface bus) or IEEE-488 bus; ref. NRFD(not ready for data), NDAC(not data accepted), IFC(interface clear), SRQ(service request), ATN(attention), REN 丸善「略語大辞典」JLogosID : 11871160