查询词典 flip chip

A new type of low2powerMCU realizing embedded USB high2speed, high2p recision data acquisition system design scheme was introduced. The design takes the low powermicrocontroller2based control STC12C5410AD with A / D converters in it as the control chip, connects a high degree of integration UART to USB chip, realizes the embedded data acquisition system USB interface design.

介绍了一种利用新型低功耗单片机实现USB嵌入式的高速、高精度的数据采集系统的设计方案；该设计以内藏A /D转换器的低功耗单片机STC12C5410AD为主控制芯片，连接高集成度的UART转USB芯片CP2101，实现嵌入式数据采集系统的USB接口设计。

The temperature collected by 18 B20 is detected by single chip computer,according to high and low temperature,single chip computer P2.7-pin output high level or low level to control relay whether there is current in the coil through,according to the coil power relay,normally open contact is closed,no current passing,often a disconnect to maintain contacts so as to achieve the automatic control from the fans stopped.

利用单片机检测18B20采集的温度，根据温度高低，单片机的P2.7脚输出高电平或者低电平，来控制继电器线圈中能否有电流经过，根据继电器线圈通电时，常开触点闭合，没电流经过时，常开触点保持断开，从而实现自动控制电风扇的起停。

The mechanism of impacts of cutter runout on the pratical cutting radius, chip form and chip thickness was studied and analyzed.

研究了径向跳动对刀齿的实际切削半径、切屑形状以及切屑厚度的影响机理。

It mainly enlarges the digital to tallies chip through Amplifier. It holds the sampling digitalpass to convenience transforming for the chip through sample and hold Circuit, thus it can complete the measurment of current digital y.

主要是通过放大电路将采样到的模拟量放大到和芯片相吻合的数字量，通过采样保持电路将采样的数字量保持住以便后面的芯片进行转换，从而完成电流数字量的测量。

It can complete the measurement of AC/DC voltage.The running process: it enlarges the digital to tallies chip through Amplifier. It holds the sampling digitalpass to convenience transforming for the chip through sample and hold Circuit.

运行过程是：将采样的模拟量通过放大电路放大到和模数转换芯片相适应的量，通过采样保持电路将芯片采样的量保持住后送入模数转换器转换成数字量，再由单片机进行控制计算。

It can complete the measurement of AC/DC voltage. The running process: it enlarges the digital to tallies chip through Amplifier. It holds the sampling digital pass to convenience transforming for the chip through sample and hold Circuit.

运行过程是：将采样的模拟量通过放大电路放大到和模数转换芯片相适应的量，通过采样保持电路将芯片采样的量保持住后送入模数转换器转换成数字量，再由单片机进行控制计算。

The first part of this paper is an introduction to the basic principles and functions about the Scaler chip. The following part describes the design of structures for this Scaler chip.

本文首先介绍定标器的功能和工作原理，然后给出定标器芯片的结构设计，最后对定标器芯片的前端逻辑验证过程加以说明，包括提出验证方案、设计测试PCB以及根据验证结果的反馈调整设计。

Because of the development of micro-computer chip , insulin-conditioning replaced by mechanical computer-controlled screw propeller chip device, will enable the regulation of insulin infusion rate of increase is more accurate, because the concentration of regular insulin have been enhanced to 100U/ml, so that micro-insulin pump in the practical application of more extensive .

由于微型电脑芯片的发展，胰岛素调节装置由机械式改为电脑芯片控制的螺旋推进装置，可使胰岛素输注增幅调节更加精确，由于正规胰岛素浓度已提高到100U/ml，使胰岛素泵的微型化在实际应用中更加广泛。

Continuous screwy chip which is chip' s natural shape and geometrical para meter describing it are advanced.

指出切屑的自然状态是连续螺旋形切屑，描述了连续螺旋形切屑形状的参数。

I try to think of this problem in another aspect, the SYSTEM OF CAR-OVERLOAD SELF-INSPECTION SELF-LIMITATION is base on a pressure sensor chip BF-2K and AT89C51 chip.

我这次所做的汽车超载自检自限系统就是从另一个角度，即汽车和司机本身来对超载进行限制。

Salt is good, but if the salt becomes flat and tasteless, with what do you season it?

14：33 盐本是好的，盐若失了味，可用什么叫它再咸呢？

He reiterated that the PLA is an army of the people under the leadership of the Communist Party of China.

他重申，人民解放军是在中国共产党领导下的人民军队。