<h2>视频链接：</h2> <p><a href="https://b23.tv/pRgoTwA" target="_blank">B站视频--功能演示及介绍</a></p> <h2>项目简介</h2> <p>本项目基于思澈SF32LB52模块的智能语言助手小智。能实现离线语音交互的智能助手解决方案。</p> <h2>项目参数</h2> <ul> <li>本设计采用思澈SF32LB52模块；</li> <li>本设计采用软包锂电池，使用TP4056实现充电功能；</li> <li>采用CH340E，实现固件下载功能；</li> </ul> <h2>原理解析（硬件说明）</h2> <p>本项目由以下部分组成，主控部分、屏幕部分、麦克风部分、攻放部分，充电部分以及usb转TTL部分。本项目主要是通过麦克风接收语音信号并进行处理，提取人声进行解析比较，当声音符合指令后，进行对应的控制操作。</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/fd1b78727f5741fe9b059a912fccb284.png" alt="image.png"> usb-ttl电路： 采用TYPE-C-16P接口作为供电接口，同时使用对应的USB数据引脚接入CH340E对应的USB引脚处，直接使用USB 作为下载和调试，无需转换为串口信号。在CC1和CC2引脚处加入5.1K下拉电阻，便于不同主机识别和配置。</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/d7a63b42b0584c5080dd2c74393e5e6d.png" alt="image.png"></p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/b30ff3d1cc224f93b34d81bf4a680b61.png" alt="image.png"> 充电电路： 使用TP4056充电管理芯片给软包锂电池充电。充电电流为500mA 屏幕为淘宝购买的ST7789V1.69寸TFT显示屏 购买链接为https://item.taobao.com/item.htm?id=890566679777&pisk=gWebMHDLYEYfsoVKGASyNfNlshHsGgWFBhiTxlp2XxHx1dE4RcJZ_sm6C4Zdmq5GiPN7WzcqkVlZCcaEroJNmoS1ClEKkAPqucUz5zA4uRuazOZ3RjJ4XR-0Zyrp3-5mQdMmIAQF89WFmoDiBnnnV0Tm2mmAQmdx6xDJ8qtV99WUmutqDMrRLR-dGbe96dUtMbB-X4nvBAhAVbniAApx6KdJy4mtBAhxD0n-bcJvkjhOV3nqXIdtXcLReDnHkAHTWYE-rcHtDPHOVu3oXf-JPc5jXosp__pH3hMbD499B-BmG2iW_d9_VmhbBluW43yScjgK62h1U-UzX-ymZ1AZIuPQ55URFKa_DWUtu8QpCVP3nuerMhptOzis9AhWXdESU4Gn4vBpP0V805e0lh9tm-yE12c5XdcZeJlL9rtGxuHxXPc3QwvmklE3KWkCCLHj6gPHL2T1QCtStdiS8gsWsCYQuh2LVPXzQjnoD9S5VUOiM0muWRSWN_Gxq04hVgOUw&spm=tbpc.boughtlist.suborder_itemtitle.1.61a62e8dF92Awt</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/5993e88d406e4d8880f0e515ca965ce4.png" alt="image.png"> 麦克风电路</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/f8431579315549f78022dffb838bb972.png" alt="image.png"> 功放电路 CH1接喇叭（不分正负）喇叭为3W4欧购买淘宝链接 <a href="https://item.taobao.com/item.htm?id=752330840093&pisk=gnCQGjOAuDmBE6WvdQzZCL6gE4dWAPP4w4TRoahEyBdpFbQFcUlyUJYSNh_Y-HyuKg612Gvev3JyNUs2jwlz-wz7NaQvvQWeYUINVGDFY_-Pb7_ccplFy_uhIi7xT6yHabOHZQE40SP4-wAkw2LD5FinWETYaUhJvBAt0HgUHSPV-NgeJr7Tg_uYA_LiebIJpdF9yhLKwQpL5dL2yQhpeXHtXhYJwQppJFL9zUlKvpp85cL2zXhpwbLOWUYI9QdR2hU6rhLpwQIRWPTo9bi6zJTRRrHzBjcU1PIefbhR1FEHDwwSNF5MRG-fJ6Gs1zYBdnQpfkE7BoJOrL1orb9NJtjkkMnLAQQ6liTfA8ukAOQVTH7jubb6O__RedaL9NOBALf9QSrMOTIhNpXIrrb99GXDmpegjF1FgLtDCcEd7NtphTsUjbKFhNI631oZgCQACCszsj-jV7kS5KcW5nz_5YDocMulMNsu__JpSeF45PisEpLM5n5z5vMkpFYdQPasfYf..&skuId=5703191947627&spm=tbpc.boughtlist.suborder_itemtitle.1.61a62e8dF92Awt%E3%80%81" target="_blank">https://item.taobao.com/item.htm?id=752330840093&pisk=gnCQGjOAuDmBE6WvdQzZCL6gE4dWAPP4w4TRoahEyBdpFbQFcUlyUJYSNh_Y-HyuKg612Gvev3JyNUs2jwlz-wz7NaQvvQWeYUINVGDFY_-Pb7_ccplFy_uhIi7xT6yHabOHZQE40SP4-wAkw2LD5FinWETYaUhJvBAt0HgUHSPV-NgeJr7Tg_uYA_LiebIJpdF9yhLKwQpL5dL2yQhpeXHtXhYJwQppJFL9zUlKvpp85cL2zXhpwbLOWUYI9QdR2hU6rhLpwQIRWPTo9bi6zJTRRrHzBjcU1PIefbhR1FEHDwwSNF5MRG-fJ6Gs1zYBdnQpfkE7BoJOrL1orb9NJtjkkMnLAQQ6liTfA8ukAOQVTH7jubb6O__RedaL9NOBALf9QSrMOTIhNpXIrrb99GXDmpegjF1FgLtDCcEd7NtphTsUjbKFhNI631oZgCQACCszsj-jV7kS5KcW5nz_5YDocMulMNsu__JpSeF45PisEpLM5n5z5vMkpFYdQPasfYf..&skuId=5703191947627&spm=tbpc.boughtlist.suborder_itemtitle.1.61a62e8dF92Awt%E3%80%81</a> 其余电路部分</p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/7cc6dd61336e44899a00b6884325dc02.png" alt="image.png"></p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/6964674a3c484d4e90e9d327e8f701ba.png" alt="image.png"></p> <p>电阻电容最小封装为0603。 ......</p> <h2>软件代码</h2> <p>使用思澈小智固件V1.3.0版本 待修改软件部分 增加电池电量监测功能（待完成）。</p> <h2>组装流程</h2> <p><img src="https://image.lceda.cn/oshwhub/pullImage/5bc17a95cc254c5f9d4486315a3ed448.jpg" alt="607d7ede52a822dbeb6a99389d133300.jpg"></p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/3491b50142fd4c279de71cd29f317524.jpg" alt="3052c1afeecf810e13f466792973b3d0.jpg"></p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/add9883c8ed24948bfe0785eca5fa1fc.jpg" alt="cc297e81c11a2c6a70b9f65eea560ed7.jpg"></p> <p><img src="https://image.lceda.cn/oshwhub/pullImage/cb133baead344f7791347abc1656eaf8.jpg" alt="11c73004cb619a68a7a06deb23d645c2.jpg"></p> <h2>实物图</h2> <p><img src="https://image.lceda.cn/oshwhub/pullImage/29ff484f7243416187bec4f2a0e57940.jpg" alt="37085f61252e1425d21f11da8019690a.jpg"></p>