Finally, the detailed principle design for each switching board was given, and the circuit schematic drawing of discrete input switching board was presented.
采用自检回绕思想，给出各转接电路板详细设计原理，并以离散量输入转接板设计为例给出了电路设计原理图。
This article is proposed to develop a new type of digit programme-controlled telephone switching board which is based upon the CAN bus to replace the old automatic telephone switchboard.
本文提出研制新型的基于CAN总线的数字程控交换机替换原有的全电子式自动电话交换机。
The utility model of the lamp switching support is convenient for users to install and use by arranging a connection board to fix the two switching nodes.
本实用新型灯具转换支架通过设置一连接板连接固定二转换接头，方便用户安装使用。
Fast switching signals, such as clocks, must be shielded with digital ground to avoid radiating noise to other parts of the board, and must never be run near the reference inputs.
时钟等快速开关信号必须利用数字地屏蔽起来，以免向电路板上的其它器件辐射噪声，并且绝不应靠近基准输入。
The utility model relates to the manufacturing field of money counters, particularly to a money counter which has a shielding case arranged on a switching power board.
本实用新型涉及点钞机制造领域，特别是开关电源板装有屏蔽罩的点钞 机。
The controller main-board is designed with TMS320F2812 as its CPU, and also sets the serial interface and input and output of the switching value on it .
利用TMS320F2812作为CPU设计了控制器主板，同时引出了串口和开关量输入输出模块。
Fast switching signals, such as clock signals, should be shielded with digital ground to avoid radiating noise to other sections of the board, and clock signals.
快速切换的信号，例如时钟信号，应该用地线屏蔽，以避免将噪声辐射到其他部分。
Some problems such as long delay and multi-beams exist in the design of on-board route switching system.
在星载路由交换系统设计过程中，存在长时延、多波束等问题。
Suppression of Inductive Switching or Other Transient Events Such as EFT and Surge Voltage at the Circuit Board Level.
抑制各种感性负载切换或各种瞬间噪声在电路板中产生的EFT和浪涌电压。
Removing the front panel, printed circuit board and the use of various switching (port) and the regulator in a variety of functional expansion.
取下前面板，可利用印刷电路板上和各种开关(端子)及调节器，进行各种机能的扩展。
On an analog and digital mixed print circuit board, the digital simultaneous-switching noise may bother the sensitive analog circuit.
在数模混合布板时，数字电路的同步开关噪声往往会影响敏感的模拟电路。
This article proposes the operating principle and the program block-diagram of the automatic switching control to the main circuit-breaker on board of each powered unit of the train at proper time.
本文介绍了该装置对列车各车组适时进行主断路器自动分合闸控制的工作原理及程序框图。
On-board 90v bipolar switching power supply.
车载90V双极开关电源。
Finally, the system realizes that the satellite software integrated management, every function module running and switching in the on-board computer as scheduled modes.
最终实现星务软件功能一体化管理，各功能模块任务按预定模式在星载计算机中运行。
Finally, the system realizes that the satellite software integrated management, every function module running and switching in the on-board computer as scheduled modes.
最终实现星务软件功能一体化管理，各功能模块任务按预定模式在星载计算机中运行。
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