描述
<div class="document">
<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 1、项目功能介绍</h3>
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<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">电动汽车越来越多,维修保养生产需要测试电池的內阻,而高耐压的电池內阻测试仪价格较高,于是自己设计一个,可以测试400V的高压电池,借助瑞萨R7FA2E1A7单片机的高性能ADC,內阻最大可显示40000字,最小分辨率0.01毫欧,两个量程分别是4欧和0.4欧,4欧档位最小分辨0.1毫欧,0.4欧档位最小分辨0.01毫欧,整机功耗20毫安以下,可测电池內阻和开关电源市电整流后的大滤波电容的ESR,并且不用放电。</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*2、项目属性</h3>
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<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">原创首次开源</p>
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<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 3、开源协议</h3>
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<p>GPL 3.0</p>
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<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*4、硬件部分</h3>
<p>电源:</p>
<p><img src="//image.lceda.cn/pullimage/wedRo4DKFIl6faz1IzTBC3Y8uDRtk1neWtIt58SS.png" alt="" width="1101" height="765"></p>
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<p>电源采用单节18650电池供电,电源部分包含锂电池充电和保护电路</p>
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<p>主控</p>
<p><img src="//image.lceda.cn/pullimage/UBrp5Oh9J8jQYRhBCrvktIfS7NxJLgoDoPdagI05.png" alt="" width="1200" height="721"></p>
<p>瑞萨R7FA2E1A7单片机</p>
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<p>显示:</p>
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<p><img src="//image.lceda.cn/pullimage/W9YSqpA1xPgqXs07lSRZcHuMfVeyEE8wypc4iOgL.png" alt="" width="867" height="665"></p>
<p>采用COG12864显示</p>
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<p>pwm滤波电路:</p>
<p><img src="//image.lceda.cn/pullimage/fPSBjywmiXWSEPDwPLe7Dr4XqQquX4GTjSGp08Le.png" alt="" width="688" height="513"></p>
<p>单片机P400口输出一路1KHZ 方波,进入RC滤波器过滤成正弦波,注R15、R16未焊接,设想用来扩展量程用的冗余设计。</p>
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<p>恒流和保护电路部分:</p>
<p> </p>
<p><img src="//image.lceda.cn/pullimage/MTBIrXDiC6udM1ljMJbJO6Lpc6ntxFMZyrVusyNw.png" alt="" width="1198" height="579"></p>
<p>1KHZ经过PWM滤波后的正弦波通过C7、R3、R13抬高到VCC的一半进入R10.1跟随器,接着进入恒流电路,R4、R5、R12是电流采样电阻,设置为恒流12毫安。Q1和Q2代替二极管保护运放,C100、C101为隔直电容采用的是安规电容,L1-L10限制电流变化速度增加保护电路可靠性,R11采用线绕电阻防止烧毁,D1 TVS将电压限制在一定范围,整个保护电路可耐压400V,尽管没有火花减小电路但是火花不是太明显。</p>
<p> </p>
<p>调试:开尔文夹子夹住1欧电阻,用万用表交流毫伏档测1欧电阻两端,电压应为12毫伏左右,波形为标准正弦波。</p>
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<p>测试夹部分</p>
<p><img src="//image.lceda.cn/pullimage/1qyGD23Tb5GFjT1htrFRgZSkzW3HmXMbTU2QE6TG.png" alt="" width="603" height="726"></p>
<p>采用四线测量排除导线电阻影响,H1、H2一个夹子,H3、H4一个夹子,H1、H3电流回路最好两根线互相缠绕,H2、H4通过C16、C31隔离电池直流并且把正弦波信号抬高1.65V,R18、R38为限流电阻,Q3、Q4、Q5、Q6用三极管代替二级管。</p>
<p> </p>
<p> </p>
<p> </p>
<p>放大电路</p>
<p><img src="//image.lceda.cn/pullimage/XT4R2jFhoRMGcpTf6ZzfMgla993ehAdHAfuFfETM.png" alt="" width="489" height="576">三运放仪表放大器,放大21倍</p>
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<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/z24r3nvPYialgz8feqRnATTiwIaRsUSuR98MqRaA.png" alt="" width="624" height="732">采用先衰减后放大,U4模拟开关控制衰减10倍或直通,U12.2十倍放大电路,最后进入单片机ADC口。</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"> </p>
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<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*5、软件部分</h3>
<p> </p>
<p> </p>
<p>程序采用纯汇编编写,编译器ARM-NONE-EABI,可以直接到ARM官方网站下载,也可以自己下载GNU BINUTILS自己编译 </p>
<p>编译命令</p>
<p><code></code></p>
<ol>
<li> ../configure --target=arm-none-eabi --prefix=/home/yjmwxwx/220g/ruanjian/chengxu/arm/bianyiqi/bintuils/</li>
<li> make</li>
<li> make install</li>
</ol>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">开发工具:</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">附件里面的1.s是源代码,1.bin是固件</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">EMACS编辑器</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/fgBerBM9ZxF7bk5XdZAMCzCrr6XZm0baTJ7UVYVP.png" alt="" width="896" height="699"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">编译器,输入make就可以了</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/oF4E3sAKWLtkhcCqTd7fNAVwwX6gWxMmCw5HvWWB.png" alt="" width="896" height="699"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">JLINK 命令行调试工具,我用的是JLINK V9 的SWD模式,需要连接四根线到板子,分别是GND、SWDIO、SWCLK、VCC。</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">型号输入R7FA2E1A7,模式选择SWD</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">烧写命令</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><code>loadbin /home/yjmwxwx/1.bin 0</code></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/1fWEruSFjk5F52fkCN3rc3uiMtNZiaKTzCpVeffg.png" alt="" width="1200" height="875"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">软件涉及单片机部分的有IO、GPT、ADC、DTC、DATA FLASH、SCI_SPI几个部分,涉及信号处理的主要是DFT和滑动滤波器。单片机定时器输出一路1KHZ PWM,另外一个定时器设置25K频率触发ADC采样,采集的数据通过DTC传输250点到RAM,SYSTICK定时器设置0.01秒中断一次,进入中断先算250点的DFT,得到实部虚部各进入300点滑动滤波器,得到的数据还需要旋转相位用来只显示阻抗的电阻部分。</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">信号处理核心部分程序:</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">GPT定时器设置25K频率用来触发ADC,SYSTICK定时器设置0.01秒中断一次处理ADC采集的数据。</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">定时器输出1KHZ PWM</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/ctJ6xlxOv2HQv0zMK18a2A3BgiIm21ocG5iYXrgx.png" alt="" width="808" height="554"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">ADC设置,通过定时器触发ADC采样</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/CPCtHQpM53hB5PQElHslFUqSTpmQObLKyT5q9k2I.png" alt="" width="634" height="464"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">用来触发ADC采样的定时器设置25K频率,另外设置SYSTICK定时器0.01秒中断一次处理ADC采样数据</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/5QNjfjNVHJBR1yMu60Sd47WRxNyzypXB2m2pChDf.png" alt="" width="814" height="754"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">设置DTC传输ADC采集到的数据,一共传输250个32位循环模式,25K采样频率采集250点保证采集到的数据相位锁定方便后面处理采集到的数据。</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/8S0QQq7nA7pjZIn8MkGrQUn9UDWWuLHBQUU3hiuB.png" alt="" width="723" height="702"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">进入SYSTICK中断后先算DFT得到实部虚部,再把这两个数据各自放到300点滑动滤波器</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/XUD2aMBYkNTxzDGcS340fs4r3py1Spzl4jpMb90h.png" alt="" width="435" height="514"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">滑动滤波器</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/iOfFo8vEsqb1fynHs4qnVvhanjpfggiVWBsTWnfN.png" alt="" width="722" height="823"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">DFT计算一部分程序</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/8bhXGVS9Mn5v2K5kZtdKwO2vRvIpDY7BvYyyQwGz.png" alt="" width="601" height="629"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">DFT计算用COS和SIN查询表生成程序,格式为Q15定点数,N=500是数据点数,M=10是算第10个点。采样率25000HZ除250点=100HZ,每个点100HZ,第10个点就是我们需要的1KHZ</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><code></code></p>
<p>#include <stdio.h><br>#include <math.h><br>#include <stdlib.h><br>void main() {<br> float m,pi,sr,si;</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><code></code></p>
<p> int rr,ii, n,i;<br> n=500;<br> m=10;<br> pi=3.141592653; <br> for(i=0;i<n;i++){<br> sr=cos(2*pi*i*m/n);<br> si=-sin(2*pi*i*m/n);<br> rr=sr*0x8000;<br> ii=si*0x8000;<br> printf("0x%04X,0x%04X,",rr,ii);<br>}<br> printf("\n");<br>}</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">通过DTC传输到内存的数据通过OCTAVE显示出来,注意显示是512点,DTC传输最大256个32位,就算设置传输250点也会占用内存256个32位,前面6个32位是无用数据。</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/FSLvLmZ4uPzKslcWfRUh4LuKzMmSMbDEXmukAeYN.png" alt="" width="1222" height="707">上面数据用OCTAVE FFT功能计算后,可以看到第10个点幅度最高就是我们需要的1KHZ</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/VSHnTSxyNVRLLn2NYo3SyeD7NsjgUdGXi3qTG5Ws.png" alt="" width="1236" height="683">ADC采集到的数据</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><code></code></p>
<p>a=[02046 02046 02045 02046 02045 02045 02042 02042<br>02039 02039 02032 02033 02451 02452 02405 02407<br>02339 02342 02257 02260 02165 02168 02065 02070<br>01962 01966 01860 01863 01765 01769 01689 01691<br>01638 01640 01618 01619 01627 01626 01661 01660<br>01718 01715 01793 01790 01881 01877 01977 01973<br>02079 02076 02182 02178 02283 02279 02369 02366<br>02432 02429 02468 02467 02473 02473 02450 02452<br>02405 02407 02338 02341 02257 02259 02165 02168<br>02065 02069 01962 01966 01860 01863 01765 01769<br>01689 01691 01639 01640 01619 01619 01627 01626<br>01661 01661 01719 01715 01793 01789 01880 01876<br>01978 01973 02079 02076 02182 02179 02282 02278<br>02369 02367 02432 02430 02467 02466 02473 02473<br>02451 02453 02404 02406 02339 02341 02257 02260<br>02164 02168 02065 02069 01962 01966 01860 01863<br>01765 01769 01689 01690 01639 01640 01618 01617<br>01627 01627 01662 01659 01719 01716 01793 01790<br>01881 01877 01977 01974 02079 02075 02182 02179<br>02282 02279 02369 02366 02432 02430 02468 02467<br>02474 02474 02451 02452 02405 02406 02339 02342<br>02257 02260 02165 02168 02066 02069 01962 01966<br>01860 01864 01766 01768 01688 01690 01639 01639<br>01618 01618 01627 01627 01662 01660 01718 01716<br>01793 01790 01881 01877 01977 01973 02078 02075<br>02182 02179 02282 02279 02368 02365 02431 02429<br>02468 02467 02473 02473 02450 02452 02405 02408<br>02339 02341 02257 02260 02164 02168 02066 02069<br>01962 01966 01859 01863 01764 01768 01689 01691<br>01638 01640 01617 01618 01627 01626 01661 01660<br>01717 01716 01794 01790 01880 01877 01976 01973<br>02080 02076 02182 02178 02282 02278 02368 02366<br>02433 02430 02467 02466 02473 02473 02451 02451<br>02405 02406 02338 02341 02257 02260 02165 02169<br>02065 02068 01963 01966 01860 01863 01765 01768<br>01688 01691 01639 01640 01618 01618 01626 01625<br>01661 01660 01718 01716 01793 01790 01880 01878<br>01977 01973 02079 02075 02182 02179 02282 02279<br>02369 02365 02432 02430 02467 02466 02474 02474<br>02451 02452 02405 02406 02338 02341 02257 02260<br>02165 02168 02065 02069 01963 01966 01861 01864<br>01765 01768 01689 01691 01639 01641 01619 01619<br>01626 01626 01661 01659 01718 01716 01793 01790<br>01880 01876 01977 01974 02080 02076 02184 02174<br>02288 02284 02369 02365 02433 02430 02479 02466<br>02472 02473 02451 02452 02406 02407 02339 02341<br>02259 02260 02164 02167 02065 02069 01962 01966<br>01860 01864 01765 01767 01688 01691 01638 01636<br>01617 01618 01624 01628 01661 01659 01717 01715<br>01790 01788 01879 01876 01975 01972 02082 02074<br>02180 02177 02281 02277 02367 02364 02431 02430<br>02465 02457 02471 02470 02453 02450 02402 02404<br>02338 02340 02255 02253 02163 02166 02064 02068<br>01963 01964 01858 01862 01764 01766 01687 01689<br>01637 01640 01615 01616 01624 01619 01659 01659<br>01728 01714 01790 01787 01879 01875 01975 01971<br>02077 02073 02180 02176 02278 02276 02366 02364<br>02429 02427 02465 02464 02471 02471 02449 02449<br>02402 02404 02339 02339 02255 02258 02162 02166<br>02062 02067 01960 01964 01859 01861 01763 01765<br>01685 01688 01637 01637 01618 01616 01624 01623<br>01659 01658 01717 01714 01791 01787 01878 01875<br>01975 01971 02073 02073 02179 02178 02280 02289<br>02367 02363 02430 02427 02466 02468 02472 02472]</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><code></code></p>
<p>b = reshape(a',1,512)<br>b = b-2048<br>c = 0:511<br>plot (c,b)</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><code></code></p>
<p> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">滤波后的实部和虚部还需要旋转下相位,因为测电池內阻只显示阻抗的电阻部分</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/pRMtviU8EVKYYcahQVkbgvSSsXVAE8Z6Yk5GlNKT.png" alt="" width="1136" height="554"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">程序里面计算COS和SIN还有ATAN2的程序采用的是CORDIC算法,CORDIC算法详细介绍见附件。</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">校准方法</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">三个校准菜单,显示P-00是短路清零、显示P-01是相位校准、显示P-02是标准电阻校准。<br><br>按住切换档位的按键再同时按住另一个进入校准模式,数码管显示P-00,按档位加的按键会在P-00、P-01、P-02之间切换,两个按键一块按退出校准菜单显示END,按另外一个按键进入显示的菜单。<br><br>P-00 夹子短路,两个按键加减调到0,先调欧档,两个按键一块按进入毫欧档,调好后再两个按键一块按保存到FLASH 显示END<br><br>P-01 夹住1欧电阻,调到这个电阻真实相位,我也不知道就调到0了,调好后两个按键一块按保存到FLASH 显示END<br><br>P-02 夹住标准电阻把读数调到和电阻一样,也是先调欧档,两个按键一块按进入毫欧档,调好后再两个按键一块按保存到FLASH 显示END</p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"> </p>
<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*6、BOM清单</h3>
<hr class="horizontal-splitline normal-bold-2">
<table>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">No.</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Quantity</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Comment</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Designator</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Footprint</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Value</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Manufacturer Part</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Manufacturer</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Supplier Part</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Supplier</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">18</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10uF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C1,C2,C12,C13,C15,C17,C21,C22,C23,C25,C28,C32,C34,C35,C39,C41,C45,C46</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10uF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">CL10A106KP8NNNC</span></td>
<td align="left"><span style="color: #000000;">SAMSUNG(三星)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C19702</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">11</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1nF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C3,C4,C5,C6,C8,C9,C10,C11,C26,C27,C33</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1nF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">CC0603JRNPO9BN102</span></td>
<td align="left"><span style="color: #000000;">YAGEO(国巨)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C106246</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">3</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">8</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100nF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C7,C24,C29,C36,C37,C38,C40,C42</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100nF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">CC0603KRX7R9BB104</span></td>
<td align="left"><span style="color: #000000;">YAGEO(国巨)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C14663</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">4</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100nF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C16,C31</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">CAP-TH_L13.0-W6.0-P10.00-D1.0</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100nF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">MP2104K27C3X6LC</span></td>
<td align="left"><span style="color: #000000;">SRD(圣融达)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C105759</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">5</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10pF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C18,C19</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10pF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">CC0603JRNPO9BN100</span></td>
<td align="left"><span style="color: #000000;">YAGEO(国巨)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C106245</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">6</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">470uF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C43</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">CAP-TH_BD8.0-P3.50-D0.6-FD</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">470uF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">KM477M016F12RR0VH2FP0</span></td>
<td align="left"><span style="color: #000000;">CX(承兴)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C28067</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">7</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1uF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C100,C101</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">CAP-TH_L18.0-W11.0-P15.00-D0.8</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1uF</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">PX105K2C1503</span></td>
<td align="left"><span style="color: #000000;">KYET(科雅)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C2693799</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">8</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SMBJ5.0A</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">D1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SMB_L4.3-W3.6-LS5.3-RD</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SMBJ5.0A</span></td>
<td align="left"><span style="color: #000000;">FTR(乔光电子)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C693503</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">9</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">AFA01-S10FCA-00</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">FPC1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">FPC-SMD_10P-P1.0_FGS-XJ-H2.0</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">AFA01-S10FCA-00</span></td>
<td align="left"><span style="color: #000000;">JS(钜硕电子)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C262756</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">10</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">8</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">H1,H2,H3,H4,H5,H6,H7,H8</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">HDR-TH_1P-V-M_XKB_X4611WV-01I-C28D40</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C81276</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">11</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">47uH</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">L1,L2,L3,L4,L5,L6,L7,L8,L9,L10</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">IND-SMD_L4.5-W4.0_SLF0403</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">47uH</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SLF0403-470KTT</span></td>
<td align="left"><span style="color: #000000;">Sunltech(韩国顺磁)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C182152</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">12</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">204-10SURD/S530-A3-L</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LED1,LED2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LED-TH_BD3.0-P2.54-FD</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">204-10SURD/S530-A3-L</span></td>
<td align="left"><span style="color: #000000;">EVERLIGHT(亿光)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C99771</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">13</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">6</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SS8050</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">Q1,Q2,Q3,Q4,Q5,Q6</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SS8050</span></td>
<td align="left"><span style="color: #000000;">ElecSuper(静芯微)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C5249676</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">14</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">9</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100kΩ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R1,R6,R7,R8,R9,R10,R14,R26,R39</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100kΩ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">RC0603FR-07100KL</span></td>
<td align="left"><span style="color: #000000;">YAGEO(国巨)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C14675</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">15</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">21</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10kΩ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R2,R15,R16,R17,R18,R20,R21,R22,R23,R24,R25,R27,R30,R31,R32,R33,R34,R38,R41,R44,R47</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10kΩ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">RC0603FR-0710KL</span></td>
<td align="left"><span style="color: #000000;">YAGEO(国巨)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C98220</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">16</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">6</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1MΩ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R3,R13,R19,R35,R36,R37</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1MΩ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">0603WAF1004T5E</span></td>
<td align="left"><span style="color: #000000;">UNI-ROYAL(厚声)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C22935</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">17</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">3</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100Ω</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R4,R5,R12</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R2512</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100Ω</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">CRH2512J100RE04Z</span></td>
<td align="left"><span style="color: #000000;">EVEROHMS(天二科技)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C175441</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">18</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">5.1Ω</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R11</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">RES-TH_BD3.5-L9.0-P13.00-D0.8</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">5.1Ω</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">KNP1WS-5Ω1±5%-2T52</span></td>
<td align="left"><span style="color: #000000;">VO(翔胜)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C601740</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">19</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">11</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1kΩ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R28,R29,R40,R42,R43,R45,R46,R48,R51,R52,R54</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1kΩ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">RC0603FR-071KL</span></td>
<td align="left"><span style="color: #000000;">YAGEO(国巨)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C22548</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">20</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100Ω</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R49</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">100Ω</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">RC0603FR-07100RL</span></td>
<td align="left"><span style="color: #000000;">YAGEO(国巨)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C105588</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">21</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10Ω</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R50,R53</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R0603</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">10Ω</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">0603WAF100JT5E</span></td>
<td align="left"><span style="color: #000000;">UNI-ROYAL(厚声)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C22859</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">22</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1TS005A-2500-5001</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SW1,SW2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SW-TH_4P-L6.0-W6.0-P3.90-LS6.5</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1TS005A-2500-5001</span></td>
<td align="left"><span style="color: #000000;">HYP(鸿源精密)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C255811</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">23</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SS-12F20-G070</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SW3</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SW-TH_G-SWITCH_SS-12F20-G070</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SS-12F20-G070</span></td>
<td align="left"><span style="color: #000000;">G-Switch(品赞)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C2848914</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">24</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">4</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">TP1,TP2,TP3,TP4</span></td>
<td align="left"><span style="color: #000000;">M2螺丝</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000;"> </span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">25</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R7FA2E1A72DFL#AA0</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">U3</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LQFP-48_L7.0-W7.0-P0.50-LS9.0-BL</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">R7FA2E1A72DFL#AA0</span></td>
<td align="left"><span style="color: #000000;">RENESAS(瑞萨)/IDT</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C2932201</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">26</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SGM3157</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">U4</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SC-70-6_L2.2-W1.3-P0.65-LS2.1-BL</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SGM3157</span></td>
<td align="left"><span style="color: #000000;">UMW(广东友台半导体)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C394901</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">27</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">WSP4056</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">U5</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SOP-8_L5.1-W3.9-P1.27-LS6.0-BL</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">WSP4056</span></td>
<td align="left"><span style="color: #000000;">WINSOK(微硕)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C2985892</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">28</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">662K.</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">U6</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">662K.</span></td>
<td align="left"><span style="color: #000000;">FM(富满)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C841298</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">29</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">WSTDW01</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">U7</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">WSTDW01</span></td>
<td align="left"><span style="color: #000000;">WINSOK(微硕)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C86873</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">30</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">2</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">AO3400A</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">U8,U9</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SOT-23-3_L3.0-W1.6-P1.90-LS2.8-BR</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">AO3400A</span></td>
<td align="left"><span style="color: #000000;">ElecSuper(静芯微)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C5224194</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">31</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">3</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LMV358ARZ</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">U10,U11,U12</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">SOP-8_L4.9-W3.9-P1.27-LS6.0-BL</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LMV358ARZ</span></td>
<td align="left"><span style="color: #000000;">HTCSEMI(海天芯)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C2928823</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">32</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">TYPE-C16PIN2MD(073)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">USB1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">USB-C-SMD_TYPE-C-6PIN-2MD-073</span></td>
<td align="left"><span style="color: #000000;"> </span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">TYPE-C16PIN2MD(073)</span></td>
<td align="left"><span style="color: #000000;">SHOU HAN(首韩)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C2765186</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
<tr>
<td align="left" height="20"><span style="color: #000000; font-family: Calibri;">33</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">-</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">X1</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">OSC-SMD_4P-L3.2-W2.5-BL</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">-</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">7325-3200A0910-00</span></td>
<td align="left"><span style="color: #000000;">XTY(新天源)</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">C389917</span></td>
<td align="left"><span style="color: #000000; font-family: Calibri;">LCSC</span></td>
</tr>
</table>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*7、大赛LOGO验证</h3>
<hr class="horizontal-splitline normal-bold-2">
<p style="line-height: 1.8;"> </p>
<p style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/1yHGa93wvsfRTsW8bX3Ce0f94btdhA2ri2COvQbD.jpeg" alt="" width="1200" height="1200"></p>
<p style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/O3bnpI4WJGQIMrVzdsq8BIzMOUC2J2xas9Bonbjc.jpeg" alt="" width="1200" height="1200"></p>
<p style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/IgVbVH1kfzgGyj1cliZMli1mzd9DnUX1GedwXBmT.jpeg" alt="" width="1200" height="1200"></p>
<p style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/DoXi61Plqw2QtM6zG84KreGV1V0TLAs6cmVQcO34.jpeg" alt="" width="1200" height="1200"></p>
<p style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/wxupcNCInHPCCrfzoSaX43ACESNYU2ujmULwozOU.jpeg" alt="" width="1200" height="1200"></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">请上传包含大赛logo的项目图片,logo以丝印形式印刷在PCB上面。</span></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">点击zip下载大赛logo标识! <span style="text-decoration: underline;"><a href="https://image.lceda.cn/easyedaResource/images/%E7%AB%8B%E5%88%9B%E7%94%B5%E8%B5%9B%E6%A0%87%E8%AF%86.rar" target="_blank">(大赛标识).zip</a></span></span></p>
<p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p>
<h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 8、演示您的项目并录制成视频上传</h3>
<p> </p>
<p>B站高清视频</p>
<p> </p>
<hr class="horizontal-splitline normal-bold-2">
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