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on/off monitor open/close cd/dvd drive show total RAM memory

Talkthrou with sine signal mix (interrupt on/off)

Java Switch On/Off source

An applicaion that utilize a fingerprint scanner to turn off the PC

0735、模拟ON-OFF开关

  In this paper, we discuss efficient coding and design styles using verilog. This can beimmensely helpful for any digital designer initiating designs. Here, we address different problems rangingfrom RTL-Gate Level simulation mismatch to race conditions in writing behavioral models. All the ...

Abstract: Many digital devices incorporate analog circuits. For instance, microprocessors, applicationspecificintegrated circuits (ASICs), and field-programmable gate arrays (FPGAs) may have internalvoltage references, analog-to-digital converters (ADCs) or digital-to-analog converters (DACs). How ...

比例控制(P)是一种最简单的控制方式。其控制器的输出与输入误差信号成比例关系。根据设备有所不同，比例带一般为2～10％(温度控制)。但是，仅仅是P 控制的话，会产生下面将提到的off set (稳态误差)，所以一般加上积分控制(I)，以消除稳态误差。 ...

  Handheld designers often grapple with ways to de-bounceand control the on/off pushbutton of portable devices.Traditional de-bounce designs use discrete logic, fl ipflops, resistors and capacitors. Other designs includean onboard microprocessor and discrete comparatorswhich continuously co ...

  Many system designers need an easy way to producea negative 3.3V power supply. In systems that alreadyhave a transformer, one option is to swap out the existingtransformer with one that has an additional secondarywinding. The problem with this solution is that manysystems now use transfor ...