描述
<div class="document">
<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;"><span style="font-size:24px;"><strong>作者留言:</strong></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="font-size:16px;"><strong><span style="font-size:24px;">·<span style="font-size:16px;">2022/9/20/15:58(最新)</span></span></strong></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="font-size:16px;">上传了新的演示视频(原视频太大压缩了,好糊)</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="font-size:16px;"><strong><span style="font-size:24px;">·</span>2022/9/17/17:07</strong></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="font-size:24px;"><strong>更新上传了工程代码的压缩包</strong></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="font-size:16px;"><img src="//image.lceda.cn/pullimage/5udTv9DgnZkbZHNEyQboUn7m55ZgdrvwMOsK8z3Y.png" alt="" width="191" height="255"></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="font-size:16px;">解决了接口处发热后</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="font-size:16px;">输入12V输出5.5V3A运行10分钟驱动芯片和电感处的发热</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="font-size:16px;"><img src="//image.lceda.cn/pullimage/u8X2KfD6KyR15BitYAVn04YDsUrDqLlDeO58fhcc.png" alt="" width="190" height="254"></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="font-size:16px;">输入12V输出7.4V3A运行10分钟驱动芯片和电感处的发热</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="font-size:24px;"><strong><span style="font-size:16px;"><span style="font-size:24px;">·</span>2022/9/16/4:50</span></strong></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;"><img src="//image.lceda.cn/pullimage/lAcWWSU8IqolP0SwXZxTXbRqQekqDv5kRtdD9oLJ.png" alt="" width="193" height="257"><span style="font-size:16px;">这是将<strong>二极管去掉</strong>后,12V输入5V2A输出运行了15分钟驱动芯片的温度</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;"><img src="//image.lceda.cn/pullimage/nkEmq6xchGvN8PzgzCyJUjfKgDYuVrwu9tPHiO4s.png" alt="" width="193" height="257"><span style="font-size:16px;">有点离谱,A口连接处的温度有90多度</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="font-size:16px;"><strong><span style="font-size:24px;">·</span>2022/9/6/2:25</strong></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="font-size:18px;"><strong>新板已验证</strong></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="font-size:18px;"><strong>能测电流了,但是还没校准,</strong></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="font-size:16px;">不太方便测试,</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="font-size:16px;">一个人,手不够用了,我怎么没多长两只手,一只手测纹波,一只手测电流,一只手拿着负载防止短路,最后一只手调整负载的大小,还要一只手去感受一下电感和二极管的温度,</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="font-size:16px;">呜呜为什么封校了,回不去学校了,想念学校实作室</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="font-size:16px;">买了65W的氮化镓充电器,终于可以对更高功率的输出进行测试了</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="font-size:16px;">之前的充电器只有18W</span></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;"><img src="//image.lceda.cn/pullimage/zKtlBnGSfgqKNpaMKnfLG7J4zff70PCBmRRE4zOK.png" alt="zKtlBnGSfgqKNpaMKnfLG7J4zff70PCBmRRE4zOK.png" width="175" height="226"></h3>
<p>图有点看不清,但是我已经没办法对着屏幕拍第二张了,发红的电热丝就在边上,烫了我一下,烫的我嗷嗷叫</p>
<p><span style="font-size:16px;"><strong>输入:</strong></span></p>
<p><span style="font-size:16px;">是12V,充电器的12V档位最大电流是3A</span></p>
<p><span style="font-size:16px;">没有试15V的受电请求</span></p>
<p><span style="font-size:16px;">(失误试过20V的,凉了,电阻硬件只上拉CFG3根本没用,还是得在程序里对CFG1和CFG2进行配置,不能高阻悬空)</span></p>
<p><strong><span style="font-size:16px;">输出:</span></strong></p>
<p><span style="font-size:16px;">是8伏3点几安,25+瓦</span></p>
<p><span style="font-size:16px;">我忘了纹波是多少了,好像是50多mv,</span></p>
<p><span style="font-size:16px;">负载还是电热丝</span></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;"><img src="//image.lceda.cn/pullimage/YfXSENoROb6ppiyNSbre7MZMNlSDTvRTFjLZf2H6.png" alt="YfXSENoROb6ppiyNSbre7MZMNlSDTvRTFjLZf2H6.png" width="181" height="189"></h3>
<p><strong><span style="font-size:16px;">温度:</span></strong></p>
<p><span style="font-size:16px;">板子的温度有点高,但是勉强能用(能拿在手上,热热的,冬天一定很不错),外壳会设计风道,加风扇,目前还没弄好,</span></p>
<p><span style="font-size:16px;">对了,我后面是贴了散热片的,一片18*9*4的,两片12*12*3的,刚刚好在背面放下</span></p>
<p><span style="font-size:16px;"><img src="//image.lceda.cn/pullimage/09rvlssOHhcyGUSWmvtuealQl0bewJUWyjGt3Oni.png" alt="09rvlssOHhcyGUSWmvtuealQl0bewJUWyjGt3Oni.png" width="449" height="255"></span></p>
<p><span style="font-size:16px;">支撑用的铜柱是M2*7+3单通的(有外壳后可能不会用这种的)</span></p>
<p><span style="font-size:16px;">铜柱链接:</span></p>
<a href="https://m.tb.cn/h.UY5XcEk?sm=39bdaa" target="_blank">https://m.tb.cn/h.UY5XcEk?sm=39bdaa </a></div>
<div class="document"><a href="https://m.tb.cn/h.UY5XcEk?sm=39bdaa" target="_blank">CZ3457 六角铜柱单头铜螺柱机箱主板螺丝柱铜柱隔离柱电路板支柱M2.5M3M4</a>
<p><span style="font-size:16px;">散热片链接:</span></p>
<p><a href="https://m.tb.cn/h.UY51l4l?sm=c4b103" target="_blank"><span style="font-size:16px;">https://m.tb.cn/h.UY51l4l?sm=c4b103</span></a></p>
<p><a href="https://m.tb.cn/h.UY51l4l?sm=c4b103" target="_blank"><span style="font-size:16px;">CZ3457 散热片铝带背胶包邮 电子主板IC芯片铝块 MOS内存散热器带导热贴</span></a></p>
<p><span style="font-size:16px;">(代码还得往后,主要是写的太烂了,我怕放出来丢人,我想好好改改)</span></p>
<p><span style="font-size:16px;">蓝牙小板还没画,之后再画</span></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;">* 1、项目功能介绍</h3>
<hr class="horizontal-splitline normal-bold-2"><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="font-size:16px;">USB可调电源(蓝牙调整)</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;"><img src="//image.lceda.cn/pullimage/MqY7MdJiqYqKOBLLfajDVUgLQCiWEChYpg12KfhD.png" alt="MqY7MdJiqYqKOBLLfajDVUgLQCiWEChYpg12KfhD.png" width="322" height="243"><img src="//image.lceda.cn/pullimage/kSdZ5rW6Uyk9gGtnhF1hYHqw50oMEvWAMtfkLiKV.png" alt="kSdZ5rW6Uyk9gGtnhF1hYHqw50oMEvWAMtfkLiKV.png" width="181" height="243"></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="font-size:16px;"><strong>外壳画了,但是还没做,需要修改,工程里的外壳暂时不能用。</strong></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="font-size:16px;"><strong>电流检测在旧版(V0.0)无法使用,新版(V0.1)尚未验证,不过可调电源的功能还是有的</strong></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>
<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="font-size:16px;">带PD,QC快充请求</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="font-size:16px;">最大请求电压15V,默认请求电压12V(自己的充电器最高只能到12V1.5A,测不了15V请求)</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="font-size:16px;"><span style="font-size:24px;"><strong>·</strong></span>VINMAX:15V</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="font-size:16px;"><span style="font-size:24px;"><strong>·</strong></span>VOUTMIN:1V</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="font-size:16px;"><span style="font-size:24px;"><strong>·</strong></span>VOUTMAX:VIN-2V</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="font-size:18px;"><strong>输出纹波:</strong></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;"><strong><span style="font-size:24px;">·</span><span style="font-size:16px;">1V~10V空载:示波器太拉跨了,没测出来,一条直线</span></strong></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;"><strong><span style="font-size:24px;">·</span><span style="font-size:16px;">1V0.25A:没测到,一条直线</span></strong></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="font-size:24px;"><strong>·</strong></span><span style="font-size:16px;"><strong>4.0V1A:30mV</strong></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;"><img src="//image.lceda.cn/pullimage/6rdeUFaybOrz8YkTX71pcdcpaafYBE9T4vAaRKdW.png" alt="6rdeUFaybOrz8YkTX71pcdcpaafYBE9T4vAaRKdW.png" width="505" height="305"></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;"><strong><span style="font-size:18px;">·</span>8.5V2A:50mV</strong></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/Avjb1eK4RujKajEFDmKU8o7MEjocvuTAlQjRqqkZ.png" alt="Avjb1eK4RujKajEFDmKU8o7MEjocvuTAlQjRqqkZ.png" width="504" height="305"></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;"><strong><span style="font-size:24px;">·</span><span style="font-size:16px;">3V3A:30mV</span></strong></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/1oYQE1Q3c6ouFhcN5czMxHmesEaydUAmzNhdox2n.png" alt="1oYQE1Q3c6ouFhcN5czMxHmesEaydUAmzNhdox2n.png" width="504" height="301"></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;"><strong><span style="font-size:24px;">·</span><span style="font-size:16px;">5V3A:35mV</span></strong></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/0gYpfbypmNFQNTgXx0Rzm8AIhCx0UbahLKi2glpK.png" alt="0gYpfbypmNFQNTgXx0Rzm8AIhCx0UbahLKi2glpK.png" width="505" height="301"></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="font-size:16px;">负载为一条镍铬电热丝</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;"><img src="//image.lceda.cn/pullimage/4uXrRNfztKdK5DRWTNK1vNl0pycU7Ra5oJwyL5DA.png" alt="4uXrRNfztKdK5DRWTNK1vNl0pycU7Ra5oJwyL5DA.png" width="217" height="255"></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="font-size:16px;">温度:板上温度没测,发热有点大,主要热源为二极管,电感及驱动芯片在3A电流时均可上手摸,但是二极管停一两秒就烫手(无外壳)</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="font-size:16px;">新版会完善散热。</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="font-size:16px;">旧版(V0.0版本)为第一张板,测试时也是V0.0版,V0.0版电流检测有问题,</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="font-size:16px;">具体问题:输入电压不满足adc芯片在64,128倍增益情况下的共模输入电压</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="font-size:16px;">解决方案:加前级放大,不使用adc芯片的64,128倍增益模式,只使用1,2倍增益模式。共模输入电压在1,2倍增益时为AGND-0.1V~AVDD+0.1V</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="font-size:16px;">新版已经画完,但尚未来得及测试验证</span></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>
<hr class="horizontal-splitline normal-bold-2"><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="font-size:16px;">首次公开,原创</span></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;">* 3、开源协议</h3>
<hr class="horizontal-splitline normal-bold-2"> GPL3.0
<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>
<hr class="horizontal-splitline normal-bold-2"><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="font-size:16px;">叠层设计,分为上板(功率板)和下板(控制板)</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="font-size:24px;"><strong>下板(控制板):</strong></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="font-size:16px;">给MCU(N32G430)供电的+3.3V由快充请求输入,给到一级DCDC,输出为+4.9V左右,后经过LDO稳压至+3.3V</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="font-size:16px;">请求电压控制线路中,CFG3被硬件上拉不可更改,所以只能请求到5V,12V以及15V。</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="font-size:16px;"><strong>为什么锁定:</strong></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="font-size:24px;"><strong>·</strong></span><span style="font-size:16px;">因为功率板上的DCDC的VINMAX为16V!</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;"><img src="//image.lceda.cn/pullimage/m4InEHKTa9pvuWTI77Nsa1OZDWB7n5KboZAzD3df.png" alt="m4InEHKTa9pvuWTI77Nsa1OZDWB7n5KboZAzD3df.png"><img src="//image.lceda.cn/pullimage/fkz15Zg6cklpiH3B9tReUaSSSAy2kR3a6WJih4Df.png" alt="fkz15Zg6cklpiH3B9tReUaSSSAy2kR3a6WJih4Df.png" width="515" height="157"></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/oKHHIBfusHxPc9n01eOHyUmqfusEK4XFPX1vpa4q.png" alt="oKHHIBfusHxPc9n01eOHyUmqfusEK4XFPX1vpa4q.png" width="500" height="438"></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="font-size:18px;"><strong>蓝牙:</strong></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="font-size:16px;">使用的是汇承的串行蓝牙模块HC-04,硬件上通过一个4PIN的fpc座与MCU的UART3直连</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;"><img src="//image.lceda.cn/pullimage/tE8SduwWFW58MqFKT15I2cIqawwUFWHAhHPQDGBs.png" alt="tE8SduwWFW58MqFKT15I2cIqawwUFWHAhHPQDGBs.png"></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="font-size:18px;"><strong>调试与复位:</strong></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="font-size:16px;"><strong><img src="//image.lceda.cn/pullimage/4DzmL6Nwa5bz4XAoNO4Ogyf7tfhYiPD29pZ8H91O.png" alt="4DzmL6Nwa5bz4XAoNO4Ogyf7tfhYiPD29pZ8H91O.png"></strong></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="font-size:16px;">调试接口和蓝牙接口均为4PIN0.5mm的fpc连接器,需要通过一个fpc转接板来与stlink等调试器相连,蓝牙也是同理</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="font-size:16px;">此工程还未包含蓝牙小板,所以测试的这个蓝牙是fpc直接焊上然后整体用胶水粘着的,飞线焊点上边涂了绿油。</span></p>
<img src="//image.lceda.cn/pullimage/GFqtttHeUbcy2iXmu5O1KSy5CqXui9tr40Sb2GuE.png" alt="GFqtttHeUbcy2iXmu5O1KSy5CqXui9tr40Sb2GuE.png" width="306" height="411"><img src="//image.lceda.cn/pullimage/7cDClOUZek9EwjwQVd3zO3kUFkGRT56TP9ORLXdP.png" alt="7cDClOUZek9EwjwQVd3zO3kUFkGRT56TP9ORLXdP.png" width="308" height="411"></div>
<div class="document"> </div>
<div class="document"><span style="font-size:24px;"><strong>上板(功率板):</strong></span></div>
<div class="document"><span style="font-size:18px;"><strong>DCDC:</strong></span></div>
<div class="document"><span style="font-size:16px;">电源由快充请求的typec接口输入至DCDC,VINMAX为15V,DCDC芯片为TI的TPS54620。</span></div>
<div class="document"><span style="font-size:14px;"><img src="//image.lceda.cn/pullimage/dV90Y54zvNqr1ooDLJTuKvObqa3UiGvLGuqmSY6n.png" alt="dV90Y54zvNqr1ooDLJTuKvObqa3UiGvLGuqmSY6n.png" width="612" height="301"></span></div>
<div class="document"><span style="font-size:18px;"><strong>调压:</strong></span></div>
<div class="document"><span style="font-size:16px;">由一个恒流源对R14上的压降进行调整,以此达到调压的目的,输入信号为一个PWM,经过3阶滤波后1/4分压给到了另一个运放通道的正向输入端,决定了R14上的压降。</span></div>
<div class="document"><span style="font-size:14px;"><img src="//image.lceda.cn/pullimage/qKU0lZ2JiIbvuSCRWFu3COB5lwGRu2DKZRwKb2Rg.png" alt="qKU0lZ2JiIbvuSCRWFu3COB5lwGRu2DKZRwKb2Rg.png" width="615" height="212"></span></div>
<div class="document"><span style="font-size:18px;"><strong>电压电流检测:</strong></span></div>
<div class="document"><span style="font-size:16px;">电压电流检测由一个基准电压,一个固定50倍增益放大器以及两个24位ADC组成,</span></div>
<div class="document"><span style="font-size:14px;"><img src="//image.lceda.cn/pullimage/eJZMVIlZsRkcMbzYr9GGQzedMi4LJcJ2Ci1aHZks.png" alt="eJZMVIlZsRkcMbzYr9GGQzedMi4LJcJ2Ci1aHZks.png" width="616" height="337"></span></div>
<div class="document"><strong><span style="font-size:18px;">上下板的对接:</span></strong><br><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="font-size:16px;">下板控制板与上板功率板使用一个8P的fpc排线链接,一条GND,一条+3.3V,+5V可选,6条信号线,包括调压,DCDC使能,以及4条与ADC芯片的通信线</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;"><img src="//image.lceda.cn/pullimage/Km050FnAdXy5sXIjSYiv79cuHUtxlveoIWzKQGdf.png" alt="Km050FnAdXy5sXIjSYiv79cuHUtxlveoIWzKQGdf.png" width="353" height="286"><img src="//image.lceda.cn/pullimage/Lumb1K6BI45qf2TSHqGQZfTWn5ECV68qYOROxwKY.png" alt="Lumb1K6BI45qf2TSHqGQZfTWn5ECV68qYOROxwKY.png"></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;">*5、软件部分</h3>
<hr class="horizontal-splitline normal-bold-2"><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;"><strong><span style="font-size:16px;"><span style="font-size:24px;">·</span><span style="font-size:18px;">代码等新版测试后放出</span></span></strong></p>
<p><span style="font-size:16px;"><strong><span style="font-size:24px;">·<span style="font-size:18px;">上位机</span></span></strong></span></p>
<p><span style="font-size:16px;">上位机软件已上传附件</span></p>
<p><span style="font-size:16px;">安装后左上蓝牙列表选择要连接的蓝牙即可</span></p>
<p><span style="font-size:18px;"><img src="//image.lceda.cn/pullimage/ccaeF1V7nSNFsF3qM3jsXVJbCmeXYJRMNga0No7B.png" alt="ccaeF1V7nSNFsF3qM3jsXVJbCmeXYJRMNga0No7B.png" width="309" height="552"></span></p>
<p><span style="font-size:18px;"><img src="//image.lceda.cn/pullimage/WP6X3wVxGc0TDMEMvVd5uKY3uUD52ctgVzWlqED1.png" alt="WP6X3wVxGc0TDMEMvVd5uKY3uUD52ctgVzWlqED1.png" width="309" height="546"></span></p>
<p><span style="font-size:18px;"> </span></p>
<p><span style="font-size:18px;"> </span></p>
<br><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"><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>
<img src="//image.lceda.cn/pullimage/ijPJ8mDlcZm2xUjdxtRLMkXqwcXE8Dxtjji3nm2R.png" alt="ijPJ8mDlcZm2xUjdxtRLMkXqwcXE8Dxtjji3nm2R.png" width="390" height="150"><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;">底层丝印于控制板上</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>
<hr class="horizontal-splitline normal-bold-2"><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="font-size:16px;">视频中由于要录像,但是录像又打不开蓝牙软件,所以只在电脑上传数据进行控制了,实际上是可以使用蓝牙的,</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="font-size:16px;">恒流和恒压还没做,等新版,到时候会完善代码,到时候就会把代码放出来。</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="font-size:16px;">后续新版完成后会对上位机进行对应调整</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>
</div>
<p> </p>
<p> </p>
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