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The MAX3243E device consists of three line drivers, five line receivers, and a dual charge-pump circ...

📅 2013-10-19

基于PIC单片机的低功耗读卡器硬件设计:本文提出了一个完整的基于串口的智能读卡器子系统设计方案并将其实现。读卡器的设计突出了小型化的要求，全部器件使用贴片封装。为了减小读卡器的体积，设计中还使用了串口...

📅 2014-04-14

In this document, the term Ô60xÕ is used to denote a 32-bit microprocessor from the Pow...

📅 2013-10-08

The MC68HC05K0 is a low cost, low pin countsingle chip microcomputer with 504 bytes of userROM and 3...

📅 2014-01-24

The 87C576 includes two separate methods of programming theEPROM array, the traditional modified Qui...

📅 2013-10-21

The PL2303 USB to Serial adapter is your smart and convenient accessory forconnecting RS-232 serial ...

📅 2013-11-01

为了在CDMA系统中更好地应用QDPSK数字调制方式，在分析四相相对移相（QDPSK)信号调制解调原理的基础上，设计了一种QDPSK调制解调电路，它包括串并转换、差分编码、四相载波产生和选相、相干解调...

📅 2014-01-13

  In today’s world of modular networking and telecommunications design, it is becomin...

📅 2013-11-25

The field of microelectromechanical systems (MEMS), particularly micromachinedmechanical transducers...

📅 2013-10-16

本文主要通过介绍PLC通讯的意义和三菱FX系列PLC的四种通讯方式，并重点介绍FX系列PLC与计算机无协议通讯，主要从无协议通讯的硬件、配线、数据寄存器设置、PLC与计算机无协议通讯的指令用法、PLC...

📅 2014-11-29

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