Two new methods of A/D conversion are presented.
提出了两种新型模数转换方法。
Serve composed of MCU and TLC1543 took charge of data collection, A/D conversion and transmission.
单片机和TLC1543芯片组成的下位机负责数据的采集、模数转换及传送。
The invention shortens the execution time for A/D conversion, thus decreasing the power consumption.
本发明由于缩短了A/D转换的执行时间,因此可以减少功耗。
'A lot of studio executives are going to look at 'Clash,' and if it works -- then 3-D conversion will explode.'
许多制片商的管理人士都在等待《泰坦之战》的效果,如果转换出来 的3-D效果不错,那么3-D转换将呈现爆发式增长。
We use the principle of lock - in amplifier to amplify the weak singal and send it to A/ D conversion properly.
为将接收二极管上的微弱信号送到A/D转换器处理,采用锁定放大原理设计接收信号的调理电路。
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 test indicates that with proper scaling method for A/D conversion, high conversion accuracy and speed could be achieved.
试验表明采取适当的A/D定标方式,可达到很高的转换精度和转换速度。
DDD and its main competitors-jvc in Japan and NVIDIA in california-are also developing 3-d conversion technologies for computers.
DDD的主要竞争者,日本胜利公司以及位于加州的NVIDIA公司也在开发3 D电脑转换软件。
The computer-aided spark voltage test system for working electrolyte is established with A/D conversion technology and sampling circuit.
通过取样控制电路,利用A/D转换技术,建立了工作电解液闪火电压的计算机自动测试系统。
The paper introduces the principle of dual-slope A/D conversion technology, dual-slope A/D converter constituted with 51 SCM and general discrete form.
本文介绍了双积分A/D转换技术的原理,及其用51单片机和通用分立器件构成的双积分A/D转换器。
It can precisely define sampling frequency and sampling amount of true effective value of approaching signal for A/D conversion system at different speed.
它可为不同时速的A/D转换系统确定逼近真有效值的精度采样频率和采样个数。
If a 3-D conversion of“The Lion King” can generate almost $100 million, as it did for Disney last month, “Titanic” should easily make a major box office splash.
如果3D版的《狮子王》能狂揽一亿票房(上个月迪斯尼确实做到了)的话,这部《泰坦尼克号》也应该能轻易地横扫各大票房榜吧。
TMS320LF2407A DSP drives the liner CCD to collect interference pattern signal, complete A/D conversion, compute 2048 point FFT, and drive LCD to display the result.
该光谱仪通过DSP来驱动线阵CCD、采集干涉信号、完成模数转换、实现2048点FFT计算、并驱动LCD显示器显示测量结果。
In accordance with the feature of high precise A/D conversion, the optmial periphery circuit is designed, and the process of the relative software design is given .
针对高精度数模转换的特点, 优化设计了外围电路并给出了相应的软件设计流程。
To increase the speed of data acquisition of CCD image by computer, an pipelining mode acquisition system of CCD readout, A/D conversion and data transfer is designed.
为了加快科学级CCD相机图像数据的计算机采集速度,设计了CCD信号读出、A/D转换、数据传输流水线工作方式采集系统,不提高电荷转移速度的情况下快速采集图像。
Then after a variable gain amplifier, After A / D conversion and through the microcontroller serial digital data to the ARM within the main control panel for processing.
然后经过一级可变增益放大器,在经过A/D变换,通过单片机串口将数字数据传输到ARM主控制板内进行处理。
The data collection and adjustable frequency solution: using state machine to control A/D conversion controller, the system could get higher speed and higher reliability;
数据采集及可变频率的解决方案:采用状态机实施对A/D转换器的控制,速度高,可靠性高;
Measurement system of pilot line measured by array composed of 33 infrared reflection sensors is designed, and the judgment accuracy for pilot line is raised by A/D conversion technology.
设计了由33个红外反射传感器阵列组成的引导线测量系统,用AD转换技术提高对引导线判断的准确性。
There were analog multiplexers, A/D conversion(analog digital conversion), FIFO module, CPLD module in the hardware design and CPLD program, USB firmware, USB driver in the software design.
在硬件上包含多路开关、模数转换、FIFO模块、CPLD模块、USB模块; 在软件上包含CPLD编程、USB固件、USB驱动以及应用程序。
Special requirement in high speed guide way inspection including inspection frequency up to 200~1000HZ, synchronization in 32 channels and 16 bits A/D conversion are considered in this paper.
轨道梁检测要求检测频率达到200~1000HZ,同时要求所有32路通道同步采集数据,并且要达到16位的A/D转换精度。
The vibration and rotating speed signals enter the two adjacent channels in the diagnosis instrument, and is amplified and carried out A/D conversion, then is input into computer for analysis.
该方法中,转速、振动信号进入诊断仪相邻的两个通道,经放大A/D转换后,进入计算机进行分析。
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。
As the aspect of hardware, this articleparticularly discusses the schemes and circuits realization of some function modules, which include signal adjustment, A/D conversion and FPGA configuration.
在硬件方面,特别讨论了信号调理模块、模数转换模块、FPGA芯片配置等功能模块的设计方案和硬件电路实现方法。
The double integration A/D converter and the electro-optical isolation device are used to reduce the mains noise and motor interference, which can significantly improve the accuracy of A/D conversion.
本设计选择双积分型A/D转换芯片,并采用光电隔离装置,有效地降低了电源噪声和电机干扰,大大提高了转换精度。
If there is no amount in the register, the account is converted according to the rules for currency conversion code d.
如果登记器中没有金额,则该账户根据货币转换码d的规则转换。
This paper puts forward a new kind of scheme through analysis of PWM-to realized the conversion of D/A of16 bit resolution by using programmable timer circuit.
本文通过对PWM的分析,提出了一种新的方案,即用可编程定时器电路实现16位分辨率的D/A转换。
This paper investigates a kind of cheap and new circuit for analogue-to-digital conversion with a performance to price ratio much higher than middle and high speed A/D converters.
本文介绍一种新型而廉价的A/D转换电路,其性能价格比大大高于目前已有的中高速模数转换电路。
The range adjustment and zero-point adjustment of the metre are both realized in D/A conversion circuitry.
整机的量程调节和零点调节在D/A转换电路中实现。
The range adjustment and zero-point adjustment of the metre are both realized in D/A conversion circuitry.
整机的量程调节和零点调节在D/A转换电路中实现。
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