模拟输入

每个ADC均具有宽带宽、差分采样保持模拟输入放大器，支持用户可选的各种输入范围。

Each ADC features wide bandwidth differential sample-and-hold analog input amplifiers supporting a variety of user-selectable input ranges .

多功能DAQ设备的模拟输入部分构成了ADC和模拟输入电路。

The analog input section of a multifunction device consists of the ADC and the analog input circuitry .

然后，代码通过检索用户名和密码的DOM元素并将它们的值设置为空值来模拟输入空用户名和密码。

The code then simulates entering an empty user name and password by retrieving their DOM elements and setting their values to empty values .

接着，对∑-△型光adc的信号波形图和对任意波形模拟输入信号的模数转换进行了仿真分析。

The signal waveform diagrams of the whole system and the analog to digital conversion of arbitrary waveform input signal are simulated and analyzed .

该系统直接利用8098单片机芯片内的A/D模拟输入通道和脉宽调制（PWM）功能来进行数据采集和输出控制信号。

The input channel of A / D and the signal of pulse width modulation in the 8098 were used for data acquisition and control sig - nal output .

当你具有独立信号的定时源时，就可以使用这个VI，诸如DAQ的计数器连接来驱动模拟输入的接线。

Use this VI when you have timing sources that have signal dependencies , such as DAQ counters routed to drive analog input connections .

实验室虚拟试验平台中应用到PCI模拟输入或模拟输出板卡，要对模拟/数字信号进行仿真。

The analog input / output card based on PCI bus has been applied to the virtual experiment platform , so it need to do the analog / digital signal simulation .

模拟输入信号在CLK的上升沿被锁存。

The analog input signal is latched on the rising edge of CLK .

本例展示了如何采集单个通道的模拟输入，通过模数转换器（ADC）将模拟量转化为数据，并通过DMA把数据转移到内存中。

This example shows how to capture a single channel analog inputs , analog ( ADC ) will be converted to analog data and the data transferred by DMA to memory .

模拟输入范围取决于AD7760采用的基准电压。

The reference voltage supplied to the AD7760 determines the analog input range .

设计并实现了一种基于PCI总线的高速数据采集系统，主要包括模拟输入、信号调理、模数转换、数据传输存储以及计算机接口等部分。

A high-speed data acquisition system is designed and realized in this paper for electronic cabin signal group acquisition , including the analog input , signal adjustment , A / D conversion , digital data transfer and storage and computer interface etc.

介绍了多个CPU结构的，模拟输入取自不同CT回路的，集保护、测量、控制和通讯功能于一体的分散式测控保护单元模块的硬件结构，并讨论了其主要技术特点和应用范围；

A distributed power system monitoring and protection device , which uses compound CPU structure , and can perform protection , measurement , control and communication , but analog inputs come from different CT are introduced . The technological characteristics and application scope of this device are discussed .

接口硬件简单等特点.实验表明，对频率为5Hz的模拟输入信号，其相位分辨率可达5×10－5rad。

Experiments show that the phase delay is about 5 x 10-i radian when the input analog signal fre-quence is 5 Hz .

采用2块DIAMOND-MM-32X-AT数据采集卡，实现54路模拟输入通道。

The 54 channel analog input is realized by using two DIAMOND-MM-32X-AT data acquisition cards .

硬件电路取消零点、增益、基准电压参数手动调整，软件编程设定AD7730的自校准、模拟输入量程。

The zero , gain , reference voltage adjustment has been cancelled by hardware design .

以双通道模式工作时，AIN1/VREF引脚用作AIN1功能，以便提供第二个模拟输入通道。

In dual-channel operation , the AIN1 / VREF pin assumes its AIN1 function , providing a second analog input channel .

AD7927具有8个带通道序列器的单端模拟输入，可以通过预先编程选择通道转换顺序。

The AD7927 features eight single-ended analog inputs with a channel sequencer to allow a preprogrammed selection of channels to be converted sequentially .

AD7730双通道全差分模拟输入可直接和传感器输入信号相连。

The inputs of the analog signals of AD7730 with the double channels of whole difference is directly linked to output of sensor .

AD10465还允许用户选择模拟输入信号范围，从而最大程度地减少额外的外部信号调理，同时仍然保持通用性。

The AD10465 also offers the user a choice of Analog Input Signal ranges to further minimize additional external signal conditioning , while still remaining general-purpose .

每个通道的两个输入（VA1与VA2或VB1与VB2）可同时进行采样和转换，从而保留这两个模拟输入上的信号相对相位信息。

Each channel has two inputs ( VA1 VA2 or VB1 VB2 ) that can be sampled and converted simultaneously thus preserving the relative phase information of the signals on both analog inputs .

图7显示模拟输入部件的等效的电路。

Figure 7 shows the equivalent circuit of the analog input section .

微型机模拟输入过程通道子系统优化设计中的问题

The problems in the optimized design of microcomputer analog input process Chenal subsystem

该器件有三种版本，各版本的模拟输入范围不同。

The part is offered in three versions with different analog input ranges .

这个例子使用2个模拟输入通道和一个模拟输出通道。

This example uses two analog input channels and one analog output channel .

高速数据采集系统的要求包括具有高的数据采样速率和分辨率，大的模拟输入带宽和大容量存储设备等。

The high-speed data acquisition system includes have high data sampling rate and resolution .

简单的转换器由一层神经元组成，其接收模拟输入，并产生数字位输出；

Simple converters comprise one-layer neurons that accept analog inputs and generate digital-bit outputs ;

选择AES/EBU输入，排除了模拟输入的选择。

Selecting the AES / EBU input excludes the selection of the analog inputs .

不支持模拟输入设备。

Device with analog input is not supported .

完全差分模拟输入级。

Fully differential analog input stage .

多通道模拟输入输出系统的研制

Multi-Channel Analog I / O System