The data acquisition system includes analog input, A/D conversion, data buffering, DMA transferring and PCI interface.
采集系统包括模拟输入、A/D变换、数据缓存、数据DMA传输及PCI总线接口等电路。
The virtual multimeter based on ISA bus is divided into computer and ISA bus board. It is composed of A/D conversion, alternating voltage measurement, resistance measurement and interface circuit.
基于ISA总线的虚拟万用表，分计算机和ISA总线板卡两部分，由A/D转换、交变电压测量、电阻测量及接口电路组成。
Digital addressable lighting interface - Part 206: Particular requirements for control gear - Conversion from digital signal into d. c. voltage (device type 5).
数字可设定地址的光界面- - -第206部分：控制开关专门要求- - -从数字信号转化为d.c。电压(设备类型5)。
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