<div> <h3 style="line-height: 1.8;">1、项目功能介绍</h3> <hr> <p style="line-height: 1.8;"><span style="color: #000000;"><strong><span style="font-size: 16px;">问天气？问时间？问病情？ 基于 SF32LB52 的小智 AI 对话机器人，带着整个互联网的知识，解决你的疑难杂问</span></strong></span></p> <h3 style="line-height: 1.8;">2、硬件部分</h3> <hr> <div>主控用的是 [立创·开源SF32LB52模组](<u>https://item.szlcsc.com/45024582.html</u>)，一款蓝牙低功耗芯片，频率 <strong>240MHz</strong>，集成 8MB PSRAM 和 16MB Flash，支持锂电池直接供电。BLE 连接功耗（1S间隔）仅需 7μA，BT连接功耗（1S间隔）仅需 10μA，BLE + BT 双连接功耗比同行单BT连接功耗还能降低 60%。模组支持 BT PAN 功能可以直接连接手机上网，相比 WIFI 功耗更低，更加适合电池场景，带屏连接功耗仅 <strong>30mA</strong>。</div> <div><img src="//image.lceda.cn/pullimage/hCReXXIKiaD83vFaG1y92fo6Kyz6VDIWe5OXaJeo.png"></div> <div> <div> <div>音频功放主要以上图的 U6 为主，它型号是 LM4871，是一款 3W、单声道 AB 类音频功率放大器，工作电压 1.9 - 5.5V。</div> <div><img src="//image.lceda.cn/pullimage/gwvQu8cAOYNU9kzcTaBGMQS5mrD93NuYPLUU9Ila.png"></div> </div> </div> <h3 style="line-height: 1.8;">3、软件部分</h3> <hr> <p style="line-height: 1.8;">软件开源地址：https://github.com/78/xiaozhi-sf32</p> <p style="line-height: 1.8;">代码烧入部分</p> <p>烧录准备<br>1.硬件连接<br><img src="https://image.lceda.cn/oshwhub/pullImage/fa48ee2944674f18b64f19a6c4c355ca.png" alt="image.png"><br>2.下载sftool<br><a href="https://github.com/OpenSiFli/sftool" target="_blank">https://github.com/OpenSiFli/sftool</a><br>3.下载固件<br><a href="https://github.com/78/xiaozhi-sf32/releases" target="_blank">https://github.com/78/xiaozhi-sf32/releases</a><br>xty_tht<br>4.文件放在一起</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/83934ff934df4b22b147762133bddee8.png" alt="image.png"><br>右键打开终端</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/8babd1e5947341edac77fcb76f3466ca.png" alt="image.png"><br>1.2.复制\sftool.exe -p COM3 -c SF32LB52 write_flash bootloader.bin@0x12010000 ftab.bin@0x12000000 ER_IROM2.bin@0x12A28000 ER_IROM3.bin@0x12228000 ER_IROM1.bin@0x12020000<br>1.3复制./sftool.exe -p COM3 -c SF32LB52 write_flash bootloader.bin@0x12010000 ftab.bin@0x12000000 ER_IROM2.bin@0x12A28000 ER_IROM3.bin@0x12268000 ER_IROM1.bin@0x12020000</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/f33f387ee1ee48aea45e620c4e0de06a.png" alt="image.png"><br>修改串口</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/39776588edd841769e4611721de96283.png" alt="image.png"><br>回车，即可等待烧录成功。<br>烧录成功后屏幕点亮。</p> <h3 style="line-height: 1.8;">4、BOM清单</h3> <hr> <table style="border-collapse: collapse; width: 1100.03pt;" width="2200"> <tr style="height: 14.00pt;"> <td style="height: 14.00pt; width: 110.00pt;" width="220" height="28">No.</td> <td style="width: 110.00pt;" width="220">Quantity</td> <td style="width: 110.00pt;" width="220">Comment</td> <td style="width: 110.00pt;" width="220">Designator</td> <td style="width: 110.00pt;" width="220">Footprint</td> <td style="width: 110.00pt;" width="220">Value</td> <td style="width: 110.00pt;" width="220">Manufacturer Part</td> <td style="width: 110.00pt;" width="220">Manufacturer</td> <td style="width: 110.00pt;" width="220">Supplier Part</td> <td style="width: 110.00pt;" width="220">Supplier</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">1</td> <td align="right">1</td> <td>BH-123A-A1CJ002</td> <td>BAT1</td> <td>BAT-TH_BH-123A-A5BJ002</td> <td> </td> <td>BH-123A-A1CJ002</td> <td>MYOUNG(美阳)</td> <td>C5290177</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">2</td> <td align="right">3</td> <td>100nF</td> <td>C1,C3,C4</td> <td>C0805</td> <td>100nF</td> <td> </td> <td> </td> <td> </td> <td> </td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">3</td> <td align="right">2</td> <td>1uF</td> <td>C2,C5</td> <td>CAP-TH_BD5.0-P2.00-D0.8-FD</td> <td>1uF</td> <td>KF010M050C110A</td> <td>CapXon(丰宾)</td> <td>C62934</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">4</td> <td align="right">1</td> <td>22uF</td> <td>C6</td> <td>CAP-TH_BD5.0-P2.00-D0.8-FD</td> <td>22uF</td> <td>KM226M050D11RR0VH2FP0</td> <td>CX(承兴)</td> <td>C43346</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">5</td> <td align="right">1</td> <td>PZ254V-11-08P</td> <td>H1</td> <td>HDR-TH_8P-P2.54-V-M</td> <td> </td> <td>PZ254V-11-08P</td> <td>XFCN(兴飞)</td> <td>C492407</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">6</td> <td align="right">1</td> <td>DB301V-3.81-2P-GN-S</td> <td>H3</td> <td>CONN-TH_DB301V-3.81-2P-GN</td> <td> </td> <td>DB301V-3.81-2P-GN-S</td> <td>DORABO(地博电气)</td> <td>C2826458</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">7</td> <td align="right">1</td> <td>PM254-2-05-W-8.5</td> <td>H4</td> <td>HDR-TH_10P-P2.54-H-F-R2-C5-W8.5</td> <td> </td> <td>PM254-2-05-W-8.5</td> <td>HCTL(华灿天禄)</td> <td>C2897425</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">8</td> <td align="right">1</td> <td>GMI6050P-36db</td> <td>MIC1</td> <td>MIC-TH_BD6.0-P1.90-D0.4-L-FD_GMI6050P-2CXXDB</td> <td> </td> <td>GMI6050P-36db</td> <td>INGHAi(赢海)</td> <td>C233939</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">9</td> <td align="right">9</td> <td>10K</td> <td>R1,R2,R3,R4,R5,R6,R7,R8,R9</td> <td>R0805</td> <td>10K</td> <td> </td> <td> </td> <td> </td> <td> </td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">10</td> <td align="right">4</td> <td>M3螺丝</td> <td>SCREW1,SCREW2,SCREW3,SCREW4</td> <td>M3螺丝</td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">11</td> <td align="right">1</td> <td>SK12D07VG5</td> <td>SW1</td> <td>SW-TH_SK12D07VG5-1</td> <td> </td> <td>SK12D07VG5</td> <td>SHOU HAN(首韩)</td> <td>C431548</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">12</td> <td align="right">1</td> <td>LC-OPEN-SF32LB52-MOD-N16R8</td> <td>U1</td> <td>COMM-SMD_L27.9-W18.0-P1.10_SF32LB52-MOD-1-N16R8</td> <td> </td> <td>LC-OPEN-SF32LB52-MOD-N16R8</td> <td>立创开发板</td> <td>C42924267</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">13</td> <td align="right">2</td> <td>ZX-QC66-8.5CJ</td> <td>U2,U3</td> <td>SW-TH_4P-L6.0-W6.0-P4.50-LS6.3</td> <td> </td> <td>ZX-QC66-8.5CJ</td> <td>Megastar(兆星)</td> <td>C7470133</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">14</td> <td align="right">1</td> <td>LM4871N</td> <td>U4</td> <td>PDIP-8_L9.5-W6.4-P2.54-LS7.6-BL</td> <td> </td> <td>LM4871N</td> <td>HGSEMI(华冠)</td> <td>C47089163</td> <td>LCSC</td> </tr> <tr style="height: 14.00pt;"> <td style="height: 14.00pt;" height="28">15</td> <td align="right">1</td> <td>XL-502UGD</td> <td>U5</td> <td>LED-TH_BD5.9-P2.54-RD_GREEN</td> <td> </td> <td>XL-502UGD</td> <td>XINGLIGHT(成兴光)</td> <td>C2895548</td> <td>LCSC</td> </tr> </table> <p style="line-height: 1.8;"> </p> </div>