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<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/625280c76caf5961927702f2/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">Beetle<span class="fs1"> <span class="_ _0"> </span> <span class="_ _1"> </span></span>STM32<span class="_"> </span><span class="ff2">最小系统用<span class="_ _2"></span>户手册<span class="ff3 fc1"> </span></span></div><div class="t m0 x2 h3 y2 ff4 fs1 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h2 y3 ff2 fs0 fc0 sc0 ls0 ws0">用户手册<span class="ff3"> <span class="_ _3"> </span>1 <span class="_ _4"> </span>STM32<span class="_"> </span></span>最小系统<span class="ff3"> </span></div><div class="t m0 x4 h4 y4 ff4 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h4 y5 ff4 fs2 fc1 sc0 ls0 ws0"> </div><div class="t m0 x5 h5 y6 ff3 fs3 fc0 sc0 ls0 ws0">STM32<span class="_"> </span><span class="ff2">最小系统<span class="_ _5"></span>使用手册</span> </div><div class="t m0 x2 h5 y7 ff3 fs3 fc0 sc0 ls0 ws0"> </div><div class="t m0 x3 h6 y8 ff5 fs4 fc1 sc0 ls0 ws0">修订历史<span class="ff6"> </span></div><div class="t m0 x3 h6 y9 ff6 fs4 fc1 sc0 ls0 ws0"> </div><div class="c x6 ya w2 h7"><div class="t m0 x7 h6 yb ff5 fs4 fc1 sc1 ls1 ws0">版本<span class="ff6 ls0"> </span></div></div><div class="c x8 ya w3 h7"><div class="t m0 x7 h6 yb ff5 fs4 fc1 sc1 ls1 ws0">日期<span class="ff6 ls0"> </span></div></div><div class="c x9 ya w4 h7"><div class="t m0 x7 h6 yb ff5 fs4 fc1 sc1 ls1 ws0">原因<span class="ff6 ls0"> </span></div></div><div class="c x6 yc w2 h8"><div class="t m0 x7 h6 yb ff6 fs4 fc1 sc0 ls0 ws0">V1.0 </div></div><div class="c x8 yc w3 h8"><div class="t m0 x7 h6 yb ff6 fs4 fc1 sc0 ls0 ws0">2014/07/04 </div></div><div class="c x9 yc w4 h8"><div class="t m0 x7 h6 yb ff5 fs4 fc1 sc0 ls0 ws0">第一次发布<span class="ff6"> </span></div></div><div class="c x6 yd w2 h8"><div class="t m0 x7 h6 yb ff6 fs4 fc1 sc1 ls0 ws0"> </div></div><div class="c x8 yd w3 h8"><div class="t m0 x7 h6 yb ff6 fs4 fc1 sc0 ls0 ws0"> </div></div><div class="c x9 yd w4 h8"><div class="t m0 x7 h6 yb ff6 fs4 fc1 sc0 ls0 ws0"> </div></div><div class="t m0 x3 h6 ye ff6 fs4 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h6 yf ff6 fs4 fc1 sc0 ls0 ws0"> </div><div class="c x6 y10 w5 h8"><div class="t m0 x7 h6 y11 ff6 fs4 fc1 sc1 ls0 ws0"> </div></div><div class="c x6 y12 w5 h8"><div class="t m0 x7 h6 y11 ff6 fs4 fc1 sc0 ls0 ws0"> </div></div><div class="c x6 y13 w5 h8"><div class="t m0 x7 h6 y11 ff6 fs4 fc1 sc0 ls0 ws0"> </div></div><div class="c x6 y14 w5 h8"><div class="t m0 x7 h6 y11 ff6 fs4 fc1 sc0 ls0 ws0"> </div></div><div class="t m0 x3 h4 y15 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _6"> </span> </div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>
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<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/625280c76caf5961927702f2/bg2.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">Beetle<span class="fs1"> <span class="_ _0"> </span> <span class="_ _1"> </span></span>STM32<span class="_"> </span><span class="ff2">最小系统用<span class="_ _2"></span>户手册<span class="ff3 fc1"> </span></span></div><div class="t m0 x2 h3 y2 ff4 fs1 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h2 y3 ff2 fs0 fc0 sc0 ls0 ws0">用户手册<span class="ff3"> <span class="_ _3"> </span>2 <span class="_ _4"> </span>STM32<span class="_"> </span></span>最小系统<span class="ff3"> </span></div><div class="t m0 x3 h9 y16 ff4 fs5 fc2 sc0 ls0 ws0">1<span class="_ _7"></span><span class="ff7">.<span class="_ _7"></span>S<span class="_ _7"></span>T<span class="_ _7"></span>M<span class="_ _5"></span>3<span class="_ _7"></span>2<span class="_ _7"></span>F<span class="_ _7"></span>1<span class="_ _7"></span>0<span class="_ _7"></span>3<span class="_ _7"></span>C<span class="_ _7"></span>8<span class="_ _7"></span>T<span class="_ _7"></span>6<span class="_ _8"> </span><span class="ff5 sc2">最<span class="_ _9"> </span>小<span class="_ _9"> </span>系<span class="_ _9"> </span>统<span class="_ _a"> </span><span class="ls2">简介</span></span> <span class="_ _b"> </span> </span></div><div class="t m0 x3 ha y17 ff5 fs6 fc3 sc3 ls1 ws0">硬件资源：<span class="ff8 fs7 fc4 sc0 ls0"> </span></div><div class="t m0 x3 hb y18 ff9 fs8 fc5 sc0 ls0 ws0">1<span class="ff5 sc4">、</span>STM32F<span class="_ _2"></span>103C8<span class="_ _c"> </span><span class="ff5 sc4">主芯片一片</span><span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y19 ff9 fs8 fc5 sc0 ls0 ws0">2<span class="ff5 sc4">、贴片<span class="_ _c"> </span></span><span class="ls3">8M<span class="_ _c"> </span></span><span class="ff5 sc4">晶振（通过芯片内部<span class="_ _d"> </span></span>PLL<span class="_ _c"> </span><span class="ff5 sc4">最高达<span class="_ _c"> </span></span>72M<span class="ff5 sc4">）</span><span class="ls4">ST<span class="_ _c"> </span></span><span class="ff5 sc4">官方标准参数</span><span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y1a ff9 fs8 fc5 sc0 ls0 ws0">3<span class="ff5 sc4">、</span>LM1117-<span class="_ _2"></span>3.3V<span class="_ _c"> </span><span class="ff5 sc4">稳压芯片，最大提供<span class="_ _c"> </span></span>800mA<span class="_ _c"> </span><span class="ff5 sc4">电流</span><span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y1b ff9 fs8 fc5 sc0 ls0 ws0">4<span class="ff5 sc4">、一路<span class="_ _c"> </span></span>miniUSB<span class="_ _c"> </span><span class="ff5 sc4">接口，可以给系统版供电，预留<span class="_ _c"> </span></span>USB<span class="_ _c"> </span><span class="ff5 sc4">通讯功能</span><span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y1c ff9 fs8 fc5 sc0 ls0 ws0">5<span class="ff5 sc4">、复位按键</span><span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y1d ff9 fs8 fc5 sc0 ls0 ws0">6<span class="ff5 sc4">、标准<span class="_ _c"> </span></span>JTAG<span class="_ _c"> </span><span class="ff5 sc4">下载口一个，支持<span class="_ _c"> </span></span>JLink<span class="ff5 sc4">，</span>STLink<span class="_ _2"></span><span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y1e ff9 fs8 fc5 sc0 ls0 ws0">7<span class="ff5 sc4">、</span>BOOT<span class="_ _c"> </span><span class="ff5 sc4">选择端口</span><span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y1f ff9 fs8 fc5 sc0 ls0 ws0">8<span class="ff5 sc4">、</span><span class="ls5">IO<span class="_ _c"> </span></span><span class="ff5 sc4">扩展排针</span> <span class="_ _e"> </span>20pin<span class="_ _2"></span> x 2<span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y20 ff9 fs8 fc5 sc0 ls0 ws0">9<span class="ff5 sc4">、电源指示灯<span class="_ _c"> </span></span>1<span class="_ _c"> </span><span class="ff5 sc4">个</span><span class="ff8 fs7 fc4"> </span></div><div class="t m0 x3 hb y21 ff9 fs8 fc5 sc0 ls3 ws0">10<span class="ff5 sc4 ls0">、功能指示灯一个，用于验证<span class="_ _c"> </span></span><span class="ls5">IO<span class="_ _c"> </span><span class="ff5 sc4 ls0">口基本功能<span class="ff8 fs7 fc4 sc0"> </span></span></span></div><div class="t m0 x3 hb y22 ff9 fs8 fc5 sc0 ls3 ws0">11<span class="ff5 sc4 ls0">、预留串口下载接口，方便和<span class="_ _c"> </span></span>5V<span class="_ _c"> </span><span class="ff5 sc4 ls0">开发板连接，用串口即可下载程序<span class="ff8 fs7 fc4 sc0"> </span></span></div><div class="t m0 x3 hb y23 ff9 fs8 fc5 sc0 ls3 ws0">12<span class="ff5 sc4 ls0">、尺寸：</span><span class="ls0">64mm <span class="_ _2"></span>X 36.4mm<span class="_ _2"></span><span class="ff8 fs7 fc4"> </span></span></div><div class="t m0 x3 hb y24 ff9 fs8 fc5 sc0 ls3 ws0">13<span class="ff5 sc4 ls0">、<span class="_ _f"></span>高性能爱普生<span class="_ _c"> </span><span class="ff9 sc0">32768Hz<span class="_ _c"> </span></span>晶振，<span class="_ _f"></span>价格是直插晶振的<span class="_ _c"> </span><span class="ff9 sc0 ls6">10<span class="_ _d"> </span></span>倍价格，<span class="_ _f"></span>易起</span></div><div class="t m0 x3 hb y25 ff5 fs8 fc5 sc4 ls0 ws0">振<span class="ff8 fs7 fc4 sc0"> </span></div><div class="t m0 x3 hb y26 ff9 fs8 fc5 sc0 ls3 ws0">14<span class="ff5 sc4 ls0">、</span><span class="ls0">20K RA<span class="_ _2"></span>M<span class="ff5 sc4">，</span>64K ROM <span class="_ _10"> </span><span class="ff5 sc4">，</span>TQFP48<span class="_ _c"> </span><span class="ff5 sc4">封装</span> </span></div><div class="t m0 xa hc y27 ff9 fs8 fc5 sc0 ls0 ws0"> </div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>
