This paper introduces the working principle of logic encryption card SLE4442 and its concrete application at spirometer, and also the design of a general IC card interface circuit.
文章介绍了逻辑加密卡sle4442工作原理及其在肺活量计上的具体应用过程，并设计了一种通用的IC卡接口电路。
It consists of light source, imagery system, CCD, logic interface circuit and computer system.
CCD非接触测振系统由照明光源、成像系统、CCD、检测逻辑接口电路及计算机软件构成。
The key points lies in interface resolve method in hybrid voltage-logic design, A/D sampling circuit, SPI communication port and the protect of the main circuit.
然后分别介绍控制电路和主电路设计原理与思路，重点论述了混合电平逻辑设计中的接口解决方案、A/D采样电路、SPI通讯接口电路及主电路的保护等；
In view of the disparity among DSP and other microprocessors, the logic circuit in waiting requisition and the data exchanging interface among DSP and external chips is offered.
针对数字信号处理器与其他微处理器的不同之处，文中着重介绍了等待状态发生逻辑电路及数字信号处理器与外部芯片的数据接口电路。
It also introduces the idea of how to design this interface circuit using the programmable logic chip.
介绍了应用可编辑逻辑器件实现这种接口的设计思路；
The hardware structure is introduced, emphatically the communication interface circuit. The time sequence logic problem between CAN controller chip SJA1000 and AT91RM9200 is solved using the CPLD.
介绍了新型通信控制器的硬件设计，着重描述了通信接口部分，用复杂可编程逻辑器件CPLD解决了CAN 控制器芯片SJA 1000与AT 91RM 9200之间的时序逻辑问题。
The paper presents the suppressor supply's feedback control circuits and also its fault detection circuit. As to the status and control signals, the control logic and interface board were designed.
论文中给出了抑制极电源的负反馈控制回路，设计了故障检测电路和开关柜的状态、控制信号流程图。
The paper presents the suppressor supply's feedback control circuits and also its fault detection circuit. As to the status and control signals, the control logic and interface board were designed.
论文中给出了抑制极电源的负反馈控制回路，设计了故障检测电路和开关柜的状态、控制信号流程图。
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