模拟输入通道 meaning in English
analog input channel
Examples
- In analog input channel , the combination software filter is applied to obtain more credible data as possible , and median voting circuit module is adopted in output channel to gain accurate outputs
在模拟输入通道中采用中位值滤波和递推平均滤波的组合算法，来获取尽可能可靠的输入数据，在模拟输出通道中则采用中值表决电路通用模块实现正确的模拟输出。 - Thirdly , the range switch circuit and filter circuit are designed in the analog input channel . to realize the safe high speed acquisition , the interface circuits are separated from the function circuits , and the isolation power with high performance and digital isolator is used to restrain the common mode disturb and noise of the input
3 .模拟输入通道设计有量程切换电路和滤波电路,并且采用了屏蔽、浮置技术和磁耦隔离技术,使用了高性能的隔离电源和磁电耦合器,有效地抑制了输入信号的共模干扰和噪声,实现了安全、高速的数据采集。 - Firstly , a data acquisition circuit was designed , which is consisted of ad420 , dac702 and ad7701 . then , comparing with different usb control ics , an2131 was selected to achieve the control of data acquisition and usb communication . detailed rules to develop a usb device general purpose drivers were introduced , and the virtual instrument application software was developed basing on labview
首先是数据采集卡的制作,包括由ad420 、 dac702数模转换芯片构成的模拟输出通道,由ad7701 、 ad8200构成的模拟输入通道;然后比较几种不同的usb接口芯片,选择带usb接口的an2131微处理器实现数据采集的控制和usb传输功能;之后是usb设备驱动程序的开发和基于labview的虚拟仪器应用程序的设计。