For USB GPRS modems, a USB-to-serial converter typically converts the USB port into a virtual serial port so the rest of the system sees it as a serial device.
针对usbGPRS调制解调器而言，USB - to - serial转换器一般us b端口转换为虚拟串行端口，因此系统其他部分就会将它看作串行设备。
In the design and application of ultra-high-speed parallel-to-serial converter, a new method is proposed, which is called duplex constant-current-source structure(DCS).
在超高速并串转换接口电路设计应用中，提出了一种新的双路恒流结构方式。
With the hoist electric net in coal mine as the background, the harmonics characteristics of big DC electric power drives, especially 12-pulse serial converter is analyzed.
以矿井直流提升机供电系统为研究背景，对大功率直流电力传动装置，特别是串联12脉动整流电路进行了谐波特性分析。
Electrical factors can be adjusted by setting up serial mainboard parameters and frequency converter parameters.
电气因素由串行主板参数和变频器参数设置调整。
This paper presents a high speed PCM demodulation circuit through which the serial parallel converter plays a role of demodulating and the hardware realizes frame synchronization.
为了从接收到的PCM码中还原出原始信号，阐述了一种由硬件实现帧同步，由串并转换器完成PCM码解调器的高速PCM码解调器电路。
A dictate converter has been designed by using chip computer 89c51, serial extended chip 8251, interrupted extended chip 8259, and so on.
采用89c51单片机，串口扩展芯片8251、中断扩展芯片8259等器件设计了一种指令格式转换器。
The application of CAN in remote communication of RS-232 serial equipments is explained, the hardware and software of CAN to RS-232 converter are introduced.
阐述了CAN总线在232串口设备远程通信或自组网络中的应用，介绍了CAN到RS-232转换装置的软硬件设计方法。
As a serial-to-Ethernet converter, the EM203A allows you to quickly network-enable practically any serial device.
作为一个串行到以太网转换器，EM203 A可让您快速的网络，使几乎任何串行设备。
This paper designs a simple and practical interface between serial AD/DA converter and DSP.
从软件和硬件两个方面设计了一种简单、实用的DSP与串行AD/DA转换器的接口电路。
The protocol converter has been tested in actual project, experiment result shows that this system runs, and realizes the remote monitoring of serial devices.
本协议转换器在实际的项目中进行了测试，实验证明，此系统可正常工作，实现了对串口设备的远程监控。
It is necessary to expand the serial ports, because the signals of the data converter are received and sent through different serial ports.
转换器信号的接收与发送是通过不同串口进行，所以有必要扩展串口来解决串口太少的问题。
As a serial-to-Ethernet converter, the EM203 allows you to quickly network-enable practically any serial device.
作为一个串行到以太网转换器，EM 203可让您快速的网络，使几乎任何串行设备。
It USES FPGA as its main control chip. The FPGA comprises a spike generator, a serial-to-parallel converter and some multiplexers.
采用FPGA作为主控芯片，在FPGA内部设计了刺激脉冲发生器，多路选择器和串并转换器。
The data acquisition is composed by signal adjusting circuit, anti-jamming filter circuit, AD converter circuit and a RS232 serial communication circuit.
数据采集部分主要由信号调理电路、抗干扰滤波电路、模数转换电路及串行通信电路等组成。
The data acquisition is composed by signal adjusting circuit, anti-jamming filter circuit, AD converter circuit and a RS232 serial communication circuit.
数据采集部分主要由信号调理电路、抗干扰滤波电路、模数转换电路及串行通信电路等组成。
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