{"code":200,"return":true,"data":{"live":[{"id":310,"categoryid":12,"live_data":{"name":"PCB封装设计的重要性及设计注意事项","desc":"\n直播简介：PCB封装是在进行PCB设计","templatetype":2,"authtype":2,"publisherpass":193275,"assistantpass":193275,"foreignpublish":"0","openhostmode":0,"hostloginmode":0,"barrage":"","livestarttime":"2026-10-14 20:00","publishurls":[]},"roomid":"B268C8B50ED550A39C33DC5901307461","title":"PCB封装设计的重要性及设计注意事项","price":"0.00","thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/e4\/f57a429ad942d6885a0f3e7bbc7c86.jpg","orderby":0,"audit":0,"createtime":"2026-10-12 15:01:35","updatetime":"2026-11-10 23:58:05","desc":"直播简介：PCB封装是在进行PCB设计的第一道关卡，没有它无法导入到我们PCB中去进行布局布线，PCB封装要是做得不对，无法和我们的实物进行对应的，可能导致的后果就是板子直接用了，可见这块的重要性。本次直播将详细讲解国创基础资源库的使用方法","content":"

直播简介：<\/span><\/p>

PCB封装是在进行PCB设计的第一道关卡，没有它无法导入到我们PCB中去进行布局布线，PCB封装要是做得不对，无法和我们的实物进行对应的，可能导致的后果就是板子直接用了，可见这块的重要性。本次直播将详细讲解国创基础资源库的使用方法，主要带大家了解封装的各个设计规范及标准.<\/span><\/p>


<\/span><\/p>

直播内容:
1、PCB封装如何定义
2、焊盘的设计及补偿值
3、封装丝印的设计规范
4、PCB封装的快速获取<\/span>
<\/span><\/p>

注册领取免费使用资格，获取官网链接\/直播回放。<\/p>

扫码添加国创客服领取<\/strong><\/p>

\"7aa869c5fdc0bc6de812a4a4b76473.png\"<\/p>","views":1903,"uid":53688,"tags":["PCB封装","PCB设计","布局布线"],"status":2,"reject":null,"playstatus":3,"playtime":"2026-10-14 20:00:00","count":1,"comments":0,"likes":1,"collects":1,"hasreplay":1,"deletetime":null,"isnotify":0,"isgiveintegral":1},{"id":309,"categoryid":10,"live_data":{"name":"别困在PCB！先进封装才是半导体黄金赛道","desc":"直播结束后扫码添加助教领取课件直播介绍：","templatetype":2,"authtype":2,"publisherpass":960650,"assistantpass":960650,"foreignpublish":"0","openhostmode":0,"hostloginmode":0,"barrage":"","livestarttime":"2026-07-31 20:00","publishurls":[]},"roomid":"046C3AAB6E4A23B99C33DC5901307461","title":"别困在PCB！先进封装才是半导体黄金赛道","price":"0.00","thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/7c\/a31123faee9b4e1cdba81f06b8c14f.jpg","orderby":0,"audit":0,"createtime":"2026-07-27 18:02:13","updatetime":"2026-11-11 00:03:29","desc":"直播结束后扫码添加助教领取课件直播介绍：本次直播由弘快科技EDA技术支持部梁老师主讲，围绕PCB工程师向先进封装方向转型展开系统讲解。内容涵盖封装技术演进路径（2.5D、3D、Fan-out、Chiplet）、行业市场数据、岗位需求与薪资水","content":"

直播结束后<\/p>

扫码添加助教领取课件<\/b><\/p>

\"1c41841f13c31cd5c1230e8428a7dc.png\"<\/p>


<\/p>

直播介绍：<\/font><\/b><\/p>

本次直播由弘快科技EDA技术支持部梁老师主讲，围绕PCB工程师向先进封装方向转型展开系统讲解。<\/font><\/p>

内容涵盖封装技术演进路径（2.5D、3D、Fan-out、Chiplet）、行业市场数据、岗位需求与薪资水平，以及国产封装设计工具RedPKG的实际应用能力。<\/font><\/p>

PCB设计工程师具备电路基础、布线经验、信号完整性分析等核心能力，这些技能与封装设计高度相关，转型具有天然优势。直播将说明转型路径、需要补充的知识体系，以及实际落地周期。<\/font><\/p>

适合1-5年经验的PCB设计工程师、考虑转型的电子行业从业者，以及对半导体封装方向感兴趣的在校生和应届毕业生。<\/font><\/p>


<\/font><\/p>工具赋能：RedPKG助力高效封装设计<\/b><\/b><\/font>

• 全流程工艺覆盖：WB\/FC\/2.5D\/Chiplet\/SiP全面支持<\/font><\/p>

• 自动化设计校验：Excel导入、3D预览、DRC\/DFM合规检查<\/font><\/p>

• 仿真分析一体化：SI\/PI\/热仿真无缝集成<\/font><\/p>

• 自主可控信创：兼容国产操作系统与硬件生态<\/font><\/p>

• 实战案例：FCBGA与WBBGA封装项目设计展示<\/font><\/p>


<\/p>

\"184ba88cbda4f56d8a98d827c161fa.png\"<\/p>

\"dd5a9308e611c8b123a6c32f6d96bb.png\"<\/p>

\"6aa6f64c58d0893a4106ded41277a4.png\"<\/p>


<\/p>

\"48aa079da4d11f970e7ac90db85831.png\"<\/p>","views":6182,"uid":198799,"tags":["PCB封装","电子工程师","半导体","3D封装"],"status":2,"reject":null,"playstatus":3,"playtime":"2026-07-31 20:00:00","count":1,"comments":0,"likes":2,"collects":5,"hasreplay":1,"deletetime":null,"isnotify":0,"isgiveintegral":1},{"id":308,"categoryid":12,"live_data":{"name":"PCB设计如何降低开关电源干扰","desc":"直播介绍很多开关电源项目，原理图看起来没","templatetype":2,"authtype":2,"publisherpass":921366,"assistantpass":921366,"foreignpublish":"0","openhostmode":0,"hostloginmode":0,"barrage":"","livestarttime":"2026-07-03 20:00","publishurls":[]},"roomid":"5E6D122E06872DF79C33DC5901307461","title":"PCB设计如何降低开关电源干扰","price":"0.00","thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/1b\/d1d2f5becbe60db0438bdcde70ea55.png","orderby":0,"audit":0,"createtime":"2026-07-02 16:03:43","updatetime":"2026-11-10 23:57:58","desc":"直播介绍很多开关电源项目，原理图看起来没问题，但一到测试就出现纹波偏大、干扰严重、系统不稳定等问题。真正的原因，往往不是芯片选错，而是PCB设计没有控制好电流回路、地回流路径和关键器件布局。本场直播将以BUCK拓扑开关电源为例，从电路工作过","content":"

直播介绍<\/p>

很多开关电源项目，原理图看起来没问题，但一到测试就出现纹波偏大、干扰严重、系统不稳定等问题。真正的原因，往往不是芯片选错，而是PCB设计没有控制好电流回路、地回流路径和关键器件布局。<\/span><\/p>

本场直播将以BUCK拓扑开关电源为例，从电路工作过程讲到地弹产生机理，再结合PCB设计案例，帮助硬件工程师和PCB Layout工程师理解：开关电源干扰到底从哪里来，PCB设计阶段应该怎么提前规避。<\/span><\/p>


<\/span><\/p>直播内容

本场直播会先拆解BUCK降压电路的基本工作过程，包括开关闭合、续流、储能和滤波几个关键状态；然后重点讲解地弹产生原因，说明为什么瞬态电流、磁通量变化和环路面积会直接影响电源干扰；<\/span>如何借助国创基础资源库提升效率与作品规范性；<\/span>最后结合BUCK开关电源PCB案例，分析输入电容、功率器件、电感、二极管、输出电容和地回路的布局布线要点，并在直播末尾进行互动答疑。<\/span><\/p>
主题大纲

  1. BUCK拓扑结构电路介绍<\/strong>
    \n讲清开关闭合、续流阶段的电流路径，以及降压变换器的工作逻辑。\n<\/li>\n
  2. 开关电源干扰的关键来源<\/strong>
    \n从瞬态电流、磁通变化、环路面积理解地弹与噪声产生原因。\n<\/li>\n
  3. PCB设计如何减小地弹影响<\/strong>
    \n围绕高di\/dt回路、接地方式、输入输出电容布局、回流路径进行分析。\n<\/li>\n
  4. BUCK拓扑开关电源PCB案例分析<\/strong>
    \n结合实际Layout案例，拆解器件摆放、功率环路、地回路和关键走线问题。\n<\/li>\n
  5. 交流互动，问题解答<\/strong>
    \n解答开关电源纹波、地弹、干扰、布局布线等常见问题。<\/li>\n<\/ol>

    \"57ee72991f94fbb71defe1008b45e8.png\"<\/p>

    注册领取免费使用资格，获取官网链接\/直播回放。
    扫码添加国创客服领取<\/span>
    <\/p>

    \"7aa869c5fdc0bc6de812a4a4b76473.png\"<\/p>
    ","views":5503,"uid":24529,"tags":["PCB设计","开挂电源","BUCK拓扑","降压变换器","电源设计"],"status":2,"reject":null,"playstatus":3,"playtime":"2026-07-03 20:00:00","count":1,"comments":0,"likes":1,"collects":6,"hasreplay":1,"deletetime":null,"isnotify":0,"isgiveintegral":1},{"id":307,"categoryid":9,"live_data":{"name":"2026年第十九届成图大赛备赛直播讲解","desc":"直播介绍：本次直播将详细讲解国创基础资源","templatetype":2,"authtype":2,"publisherpass":488176,"assistantpass":488176,"foreignpublish":"0","openhostmode":0,"hostloginmode":0,"barrage":"","livestarttime":"2026-05-22 20:00","publishurls":[]},"roomid":"07D42D51AA0146359C33DC5901307461","title":"2026年第十九届成图大赛备赛直播讲解","price":"0.00","thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/b4\/48ad9aad1fce56cd71dcef2f732252.jpg","orderby":0,"audit":0,"createtime":"2026-05-20 11:34:05","updatetime":"2026-11-10 23:58:07","desc":"直播介绍：本次直播将详细讲解国创基础资源库的使用方法，并通过模拟题实操演示，帮助参赛同学高效备赛，提升作品质量，冲刺好成绩！直播大纲：01、直播背景介绍围绕第十九届成图大赛备赛需求，先介绍本次直播的背景与目的，说明赛前库文件准备的重要性;并","content":"

    直播介绍：<\/b><\/p>

    本次直播将详细讲解国创基础资源库的使用方法，并通过模拟题实操演示，帮助参赛同学高效备赛，提升作品质量，冲刺好成绩！<\/p>


    <\/p>

    直播大纲：<\/b>
    01、直播背景介绍
    围绕第十九届成图大赛备赛需求，先介绍本次直播的背景与目的，说明赛前库文件准备的重要性;并结合AI辅助设计趋势，引出如何借助国创基础资源库提升备赛效率与作品规范性。<\/p>


    02、资源库引入
    介绍国创基础资源库，一站式配齐所需数据，大赛期间免费开放，助力高效备赛库的<\/p>


    03、资源库基本功能讲解
    演示元器件库等功能，讲解目录、筛选、预览、多格式下载等操作<\/p>


    <\/p>

    04、模拟题操作演示<\/p>

    结合模拟题进行实操演示，展示资源库在成图大赛备赛中的实际应用<\/p>


    <\/p>

    05直播结尾与福利
    注册领取免费使用资格，获取官网链接\/直播回放。<\/p>

    扫码添加国创客服领取<\/b><\/p>

    \"7aa869c5fdc0bc6de812a4a4b76473.png\"<\/p>","views":8000,"uid":53688,"tags":["电子竞赛","国创资源库","成图大赛","pcb设计","大学生电赛"],"status":2,"reject":null,"playstatus":3,"playtime":"2026-05-22 20:00:00","count":1,"comments":0,"likes":3,"collects":4,"hasreplay":1,"deletetime":null,"isnotify":0,"isgiveintegral":1}],"newCourse":[{"id":22185,"uid":24529,"title":"西安培华学院专场｜PCB 专业认证 + 成图大赛备赛宣讲","desc":"扫码添加助教微信进群答疑+素材领取","price":"0.00","content":"


    <\/font><\/p>

    扫码添加助教微信<\/font><\/p>

    进群答疑+素材领取<\/font><\/p>

    \"69a5b642a3a32ea5bd49b6b9c156cc.png\"<\/p>","orderby":0,"categoryid":12,"status":2,"keywords":null,"thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/fc\/546441cb639ed4d4d32821112d07d7.png","buycount":1,"count":1,"likes":0,"views":150,"comments":0,"collects":0,"reject":null,"invite":0,"createtime":"2026-11-04 10:52:58","updatetime":"2026-11-10 20:51:12","deletetime":null,"tags":["中国电子学会","pcb","成图大赛"],"annex":{"type":"0","url":"","pwd":""},"hot":0,"isgiveintegral":1,"ipaid":null,"ipaprice":"0.00"},{"id":22184,"uid":24529,"title":"电源基础入门教程｜从AC\/DC、线性电源到开关电源，零基础系统学电源","desc":"进阶内容扫码联系助教获取","price":"0.00","content":"

    进阶内容<\/p>

    扫码联系助教获取<\/p>

    \"73f11a69938cff46d6103d9a725cfd.png\"<\/p>","orderby":0,"categoryid":16,"status":2,"keywords":null,"thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/09\/b53eef416d6355ac900e1d9521013f.png","buycount":71,"count":35,"likes":0,"views":800,"comments":0,"collects":7,"reject":null,"invite":0,"createtime":"2026-10-19 11:24:18","updatetime":"2026-11-10 23:55:53","deletetime":null,"tags":["开关电源","线性电源","AC\/DC","变压器","电阻"],"annex":{"type":"0","url":"","pwd":""},"hot":0,"isgiveintegral":1,"ipaid":null,"ipaprice":"0.00"},{"id":22183,"uid":24529,"title":"GPT6真的会PCB自动布线了吗？","desc":"直播课件，扫码添加领取","price":"0.00","content":"

    直播课件，扫码添加领取<\/font><\/b><\/p>

    \"dd45a63b4261f9442395e6a1a6f07d.png\"<\/p>","orderby":0,"categoryid":12,"status":2,"keywords":null,"thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/a5\/cb8a4102488394f953b5166004ab97.png","buycount":72,"count":1,"likes":0,"views":779,"comments":0,"collects":0,"reject":null,"invite":0,"createtime":"2026-09-17 15:59:04","updatetime":"2026-11-10 21:28:32","deletetime":null,"tags":["PCB","AI","AI画板"],"annex":{"type":"0","url":"","pwd":""},"hot":0,"isgiveintegral":1,"ipaid":null,"ipaprice":"0.00"},{"id":22182,"uid":44,"title":"电子设计软件入门到精通实战视频教程集合","desc":"全程手把手教学完整实操案例精选配套案例凡亿实战视频教程试听—大集合，大家可以根据自身情况来选择适合自己的课程，本套课程集合了凡亿教育的所有PCB实战视频的试听。Altium实战视频教程点击购买全套课程：『FY002』Altium 2层显示板","price":"0.00","content":"

    全程手把手教学<\/p>

    完整实操案例<\/p>

    精选配套案例<\/p>

    凡亿实战视频教程试听—大集合，大家可以根据自身情况来选择适合自己的课程，本套课程集合了凡亿教育的所有PCB实战视频的试听。<\/p>


    <\/p>

    Altium实战视频教程<\/strong><\/p>

    点击购买全套课程：<\/strong>『FY002』Altium 2层显示板PCB设计全程实战视频<\/a><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY003』Altium 4层核心板(菊花链拓扑)PCB设计全程实战视频<\/a><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY004』Altium 6层核心板全程实战高速PCB设计视频<\/a><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY005』Altium 8层DDR3高速PCB设计全程实战视频<\/a><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY006』Altium 6层(全志H8)VR(虚拟现实)PCB设计全程实战视频<\/a><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY007』Altium 6层PCB视频RK3288平板电脑凡亿PCB实战视频<\/a><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY017』Altium 两层51单片机电子竞赛PCB实战视频教程<\/a> <\/strong><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY023』Altium 8层HDI盲埋孔PCB实战视频教程<\/a><\/p>

    点击购买全套课程：<\/strong>『FY027』Altium 18入门速成零基础124讲实战视频教程<\/a><\/p>

    点击购买全套课程：<\/strong>『FY029』Altium Designer 1918 4层stm32主板电子设计<\/a><\/p>

    点击购买全套课程：<\/strong>『FY032』Altium19 2层MAX32660评估板实战视频教程<\/a><\/p>

    点击购买全套课程：<\/strong>『ADMK01』高速PCB模块化课程实战视频教程<\/a><\/p>

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    <\/p>

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    点击购买全套课程：<\/strong>『FY043』Altium Designer 20基于DM642的四层达芬奇开发板PCB设计实战视频<\/a><\/p>

    点击购买全套课程：<\/strong>『3DLIB』3D PCB封装库lib集成库实战视频教程常用电子元器件视频<\/a><\/p>

    点击购买全套课程：『FY062』AD22 16层-XILINX-FPGA高端芯片核心板高阶PCB设计<\/a><\/strong><\/p>

    点击购买全套课程：『FY073』AD23高速PCB电路设计8层工控板RK3588项目教程<\/a><\/strong>
    <\/p>

    点击购买全套课程：『FY081』Altium Designer24软件入门150讲基础操作实战<\/a><\/strong>
    <\/p>

    点击购买全套课程：『FY083』16层-XILINX-FPGA高端芯片核心板PCB设计实战教程案例<\/a><\/strong>
    <\/p>

    点击购买全套课程：『FY096』AD26 6层瑞芯微RK3576-AIOT主板PCB设计实训<\/a><\/strong><\/p>


    <\/p>

    Allegro实战视频教程<\/strong>
    <\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY009』Allegro 软件操作130讲实战操作视频<\/a><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY010』Allegro 4层核心板PCB设计全程实战视频<\/a><\/p>

    点击购买全套课程<\/strong>：<\/strong>『FY011』Allegro 2层IPTV网络电视主板PCB设计全程实战视频<\/a><\/p>

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    \"O1CN01GC0Im01lWoNsgGMIi_!!3973574827.jpg\"\"O1CN01M7geT41lWoNy1PZVo_!!3973574827.jpg\"\"O1CN0162aOPk1lWoOPtG6Px_!!3973574827.jpg\"\"O1CN01ix71HA1lWoOUKr2e3_!!3973574827.jpg\"\"O1CN01UIiiwK1lWoPJ5oYHV_!!3973574827.png\"\"O1CN01a83mXw1lWoOPtGq9C_!!3973574827.jpg\"<\/p>","orderby":0,"categoryid":12,"status":2,"keywords":null,"thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/98\/61fa8465763f36540c2479da82b203.jpg","buycount":34,"count":117,"likes":0,"views":6698,"comments":0,"collects":14,"reject":null,"invite":0,"createtime":"2022-01-10 17:42:21","updatetime":"2026-11-10 22:39:32","deletetime":null,"tags":["PCB设计","硬件设计","AD21","PCB画板","电路设计"],"annex":null,"hot":0,"isgiveintegral":0,"ipaid":"course_99","ipaprice":"9.90"},{"id":578,"uid":58261,"title":"凡亿教育高阶特训班专场直播（共8场）","desc":"60天高阶特训班学你所需，助力学员构建符合企业需求的PCB设计实操能力。阶段性8场直播，与硬件大神一起快速提升！","price":"2799.00","content":"

    \"1<\/p>

    \"3.jpg\"\/\"4.jpg\"\/<\/p>","orderby":0,"categoryid":12,"status":2,"keywords":"Altium Allegro PADS","thumb":"https:\/\/api.fanyedu.com\/public\/uploads\/image\/course\/20200325\/18949a203c0380f994951e1f0161e394.jpg","buycount":4,"count":6,"likes":0,"views":6064,"comments":0,"collects":0,"reject":"","invite":0,"createtime":"2020-03-25 16:56:58","updatetime":"2026-11-10 13:10:52","deletetime":null,"tags":["安培","PCB设计","钻孔文件输出"],"annex":null,"hot":0,"isgiveintegral":0,"ipaid":"course_9999","ipaprice":"2799.00"},{"id":21577,"uid":24529,"title":"Mentor PADS VX2.14软件速成120讲视频教程","desc":"","price":"28.80","content":"

    \"12af93325107d3b8a7d1c83a29c5c5.jpg\"
    <\/p>","orderby":0,"categoryid":7,"status":2,"keywords":null,"thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/75\/54d3c9c8bf08fc5e02de44d41af83b.jpg","buycount":9,"count":119,"likes":0,"views":4113,"comments":0,"collects":7,"reject":null,"invite":0,"createtime":"2024-04-24 09:40:24","updatetime":"2026-11-11 00:03:27","deletetime":null,"tags":["pads","VX2.14","Mentor","PCB设计"],"annex":{"type":"0","url":"","pwd":""},"hot":0,"isgiveintegral":1,"ipaid":"course_299","ipaprice":"29.90"},{"id":2018,"uid":7433,"title":"layout设计6层叠层阻抗计算速成实战视频课程","desc":"1.多设备学习:手机、平板、电脑，学习更便捷,提升更高效 2.名师讲解:真实(置身课堂的真实感受)、 生动(授课形式更灵活、直观)、高清(悦目的视觉体验 3.全面教学资料:经典案例、常用封装库、设计工具、常见问题集、高手经验、常用规范","price":"28.80","content":"

    说明：<\/strong><\/span><\/p>

    1、平台上只放了试听部分的课程，可以在本平台下单，之后联系下方助教进行授权全套课程播放<\/strong><\/span><\/p>

    2、可以淘宝平台购买之后进行全套视频授权（点击右侧链接打开淘宝店铺→）：https:\/\/item.taobao.com\/item.htm?spm=a1z10.5-c-s.w4002-21870440440.16.4cc159ceXltk5W&id=593824762372<\/a><\/strong><\/span><\/p>

    3、助教联系方式（微信扫一扫添加）：<\/strong><\/span><\/p>

    \"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/\"image.png\"\/<\/p>

    <\/p>","orderby":0,"categoryid":6,"status":2,"keywords":"layout视频课程","thumb":"https:\/\/api.fanyedu.com\/public\/uploads\/image\/course\/20200812\/1a23be29a2f4b1dfb41a1d57191fe247.jpg","buycount":6,"count":1,"likes":0,"views":6834,"comments":0,"collects":12,"reject":"","invite":0,"createtime":"2020-08-12 11:50:25","updatetime":"2026-11-10 18:18:16","deletetime":null,"tags":["layout视频课程","layout设计","叠层阻抗计算"],"annex":null,"hot":0,"isgiveintegral":0,"ipaid":"course_299","ipaprice":"29.90"},{"id":21361,"uid":24529,"title":"凡亿反激开关电源弟子计划","desc":"","price":"3699.00","content":"

    \"O1CN01eSpBmG1lWodq2m2nF_!!3973574827.jpg\"<\/p>

    \"O1CN01iViw1b1lWodvr9Gu7_!!3973574827.jpg\"<\/p>

    \"c9e2f409575c1a5663969d898cb81e.png\"<\/p>
    ","orderby":0,"categoryid":16,"status":2,"keywords":null,"thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/d9\/cd5e75f397392953f4f3a28c34835c.jpg","buycount":5,"count":3,"likes":0,"views":3690,"comments":0,"collects":1,"reject":null,"invite":0,"createtime":"2023-06-05 14:20:12","updatetime":"2026-11-10 23:23:18","deletetime":null,"tags":["开关电源","仿真","PWM","反激"],"annex":{"type":"0","url":"","pwd":""},"hot":0,"isgiveintegral":1,"ipaid":"course_9999","ipaprice":"3699.00"},{"id":617,"uid":24869,"title":"Cadence17.4 GD32 ARM高速电路PCB硬件设计实战[第一部]","desc":"Cadence17.4软件的界面变化后，软件的功能也进行了很大的调整，更加能够适应高速电路和高密度，柔性和刚柔结合设计，背钻异形槽孔的设计等。","price":"288.00","content":"

    【课程亮点】：<\/strong><\/span><\/p>

    1、Cadence17.4软件的界面变化后，软件的功能也进行了很大的调整，更加能够适应高速电路和高密度，柔性和刚柔结合设计，背钻异形槽孔的设计等。<\/p>

    2、GD32E230是业界领先的半导体供应商兆易创新提出的基于Arm®Cortex®-M23内核MCU的最新产品，GD32E230系列超值型微控制器。<\/p>

    3、秉承GD32MCU家族的优秀基因并持续引领Cortex®-M23全新内核的应用领域向纵深拓展，这系列器件集成了片上存储器、定时器、数据转换器和众多接口外设，并提供了全新的可编程性能和紧凑的封装尺寸。<\/p>

    4、GD32E230特别适用于需要精密MCU和空间受限的应用，如光学模块、光电转换、光纤网络、基站系统、精密仪器、工业控制和自动化系统等。<\/p>

    <\/p>

    【课程优势】：<\/strong><\/span><\/p>

    1、采用GD32E230芯片为核心的硬件设计基础，外扩了FLASH，EPROM，步进电机驱动电路，IR红外传感器，蜂鸣器电路，距离传感器，串口电路，后背电池电路，RTC时钟电路，电源电路，红外遥控器接口电路，BOOT电路，指示灯电路，晶振电路，LDO电路，软开关电路等。<\/p>

    2、采用实例的方式讲解了GD32GE230元件手册精读，元件特征分析，电路设计和原理构思，电路功能分析等。在Cadence17.4平台下进行的原理图设计和PCB设计的实现方法和系列经典操作内容。<\/p>

    3、穿插讲述了Cadence17.4原理图工具的使用方法和GD32E230硬件设计外围电路配置方法，各种常用芯片的使用等内容。力增用一个从无到有的设计方式，从原理图的设计构思开始，通过视频的方式带领大家从原理图设计到错误检查，网络表生产，封装库制作，同步进入PCB，3D模型制作，布局，规则，布线，文件输出的操作全流程和设计方法等经典操作。<\/p>

    <\/p>

    【课程案例图】：<\/span><\/strong><\/p>

    \"1589612343363534.png\"<\/p>

    <\/p>

    \"1589612359227113.png\"<\/p>

    <\/p>

    \"1589612375295591.png\"<\/p>

    <\/p>

    【讲师介绍】：<\/strong><\/span><\/p>

    李老师，资深Cadence系列培训课程讲师，有深厚信号仿真功底，熟悉模拟电路和数字电路及程序设计，一直从事电子类的产品设计开发工作，曾经任职Layout工程师、电子工程师、嵌入式工程师、高级硬件工程师，信号分析工程师，高级工程师，经理等职务。<\/span><\/p>

    从2016年开始，已经多次推出Cadence系列培训课程，每次课程课程安排详实，内容丰富，受到参训工程师的好评，影响上万工程师。<\/span><\/p>","orderby":0,"categoryid":20,"status":2,"keywords":"Cadence17.4 GD32 ARM高速电路PCB设计硬件实战","thumb":"https:\/\/api.fanyedu.com\/public\/uploads\/image\/course\/20200516\/146c7f84154ccbf93c281a00756c6906.jpg","buycount":7,"count":50,"likes":0,"views":9162,"comments":0,"collects":1,"reject":"","invite":0,"createtime":"2020-05-15 10:50:50","updatetime":"2026-11-10 22:43:15","deletetime":null,"tags":["Cadence Sigrity","硬件设计","高速电路"],"annex":null,"hot":0,"isgiveintegral":0,"ipaid":"course_9999","ipaprice":"288.00"},{"id":71,"uid":58261,"title":"最新Altium19入门教程：stm32四层PCB设计教程","desc":"本课程采用最新的Altium Designer 19软件录制，教会学员绘制四层板视频教程，本课程综合面广 所包含的模块多，采用实战的模式进行教育，轻松学会四层PCB设计","price":"188.00","content":"

    本课程采用最新的Altium Designer 19软件录制，教会学员绘制四层板视频教程，本课程综合面广 所包含的模块多，采用实战的模式进行教育，轻松学会四层PCB设计<\/strong><\/span><\/p>

    \"001.jpg\"\/\"002.gif\"\/\"003.gif\"\/\"004.gif\"\/\"005.gif\"\/\"006.gif\"\/\"O1CN011XnNzIaiYg1oTfi_!!231012968.jpg\"\/\"11.jpg\"\/\"12.png\"\/\"13.gif\"\/\"14.gif\"\/\"15.gif\"\/\"16.gif\"\/\"17.gif\"\/\"18.gif\"\/\"19.gif\"\/\"20.gif\"\/\"21.gif\"\/\"22.gif\"\/<\/strong><\/span><\/p>","orderby":0,"categoryid":5,"status":2,"keywords":"Altium19，stm32，PCB设计教程","thumb":"https:\/\/api.fanyedu.com\/public\/uploads\/image\/course\/20181225\/080c395fe4bd29821e0b127d25523aad.jpg","buycount":8,"count":49,"likes":0,"views":10034,"comments":0,"collects":4,"reject":"","invite":0,"createtime":"2018-12-25 10:39:19","updatetime":"2026-11-10 13:48:26","deletetime":null,"tags":["选中","导出3D","差分线"],"annex":null,"hot":0,"isgiveintegral":0,"ipaid":"course_9999","ipaprice":"188.00"},{"id":577,"uid":58261,"title":"凡亿教育就业特训班专场直播（共8场）","desc":"60天就业特训班专场直播，企业名师线上答疑解决你的学习问题。全流程辅导学习，重点难点全攻克，严谨教学解决你的就业难题。","price":"2999.00","content":"

    \"1<\/p>

    \"3.jpg\"\/\"4.jpg\"\/<\/p>","orderby":0,"categoryid":12,"status":2,"keywords":"Altium Allegro PADS","thumb":"https:\/\/api.fanyedu.com\/public\/uploads\/image\/course\/20200325\/1032dd856aa2d24c7ef4b45a2002b2a4.jpg","buycount":4,"count":2,"likes":0,"views":5505,"comments":0,"collects":0,"reject":"","invite":0,"createtime":"2020-03-25 16:45:46","updatetime":"2026-11-10 23:54:51","deletetime":null,"tags":["安培"],"annex":null,"hot":0,"isgiveintegral":0,"ipaid":"course_9999","ipaprice":"2999.00"},{"id":21535,"uid":24529,"title":"【第7期】90天相控阵开发实战特训","desc":"","price":"7499.00","content":"

    \"O1CN01GvdqQ21lWoZ8UUMu8_!!3973574827.jpg\"<\/p>
    ","orderby":0,"categoryid":17,"status":2,"keywords":null,"thumb":"https:\/\/api.fanyedu.com\/uploads\/image\/a8\/6b6f85989991e045ab91355bc66a7e.jpg","buycount":16,"count":44,"likes":0,"views":5028,"comments":0,"collects":1,"reject":null,"invite":0,"createtime":"2024-02-27 11:55:03","updatetime":"2026-11-10 22:55:50","deletetime":null,"tags":["相控阵","微波","放大器","移相器","滤波器"],"annex":{"type":"0","url":"","pwd":""},"hot":0,"isgiveintegral":1,"ipaid":"course_9999","ipaprice":"7499.00"}],"article":[{"id":126134,"uid":24529,"title":"启云方EDA-布局常用操作","status":1,"categoryid":12,"thumb":"https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794302182389094.png","multiple_thumb":["https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794302182389094.png","https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794302183509612.png","https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794302183385009.png"],"content":"

    启云方EDA-布局常用操作<\/h2>

    1 “Move”命令<\/h3>

    在布局时，常常需要移动一些元素的位置以方便进行设计。<\/p>

    （1）执行“Edit”→“Move”命令，此时PCB界面的左下角会显示“move”，表示正在执行“Move”命令，如图5-1所示。<\/p>

    \"图5-1<\/p>

    \"图5-1<\/p>

    图5-1  正在执行“Move”命令<\/p>

    （2）在PCB设计界面左侧的“Find”面板中选择需要移动的元素，如图5-2所示，未变灰的复选框都可以被勾选。<\/p>

    （3）在“Options”面板中可以进行“Move”命令的相关设置，如图5-3所示。<\/p>

    \"图5-2<\/p>

    图5-2  “Find”面板<\/p>

    \"图5-3<\/p>

    图5-3  “Options”面板<\/p>

    Type：以相对坐标或绝对坐标的方式旋转，一般选择相对坐标。<\/p>

    Angle：旋转的角度设置，根据实际需要选择，一般选择90°。<\/p>

    Point：设置旋转时的基准点，有以下几种方式，可根据实际情况灵活选择。<\/p>

    Sym Origin：以元件封装原点为基准点，软件默认选择该选项。<\/p>

    Body Center：以元件place_bound几何中心为基准点，常用于元件原地旋转。<\/p>

    User Pick：以鼠标单击点为基准点，常用于多个元件的整体旋转。<\/p>

    Sym Pin#：以元件引脚编号为基准点，常用于元件结构定位。<\/p>

    Sym Origin和Body Center与封装建立是否规范直接相关。<\/p>

    Trace Options：选择移动对象时对布线和过孔执行的操作，有以下几种选择方式。<\/p>

    Ripup：移动对象时去除所连布线、过孔。<\/p>

    Slide：移动对象时保留所连布线、过孔，布线随着对象平滑移动。<\/p>

    Stretch：移动对象时保留所连布线、过孔，布线随着对象以任意角度移动。<\/p>

    2 “Rotate”命令<\/h3>

    “Rotate”命令有两种操作方式：可以先执行“Move”命令，选中元件之后右击，在弹出的快捷菜单中选择“Rotate”选项，如图5-4所示，也可以在菜单命令中直接执行。两者都可以在“Find”面板和“Options”面板中进行相关设置。<\/p>

    \"图5-4<\/p>

    \"图5-4<\/p>

    图5-4  “Rotate”命令<\/p>

    3 “Mirror”命令<\/h3>

    在布局时，将顶层元件布局至底层时需要用到“Mirror”命令。执行“Edit”→“Mirror”命令，当PCB设计界面左下角显示“mirror”时，表示正在执行此命令，同时在“Find”面板中勾选“Cells”复选框，如图5-5所示，单击一下元件即可完成操作。<\/p>

    \"图5-5<\/p>

    \"图5-5<\/p>

    图5-5  “Mirror”命令<\/p>

    4 “Align”命令<\/h3>

    为了整体的美观性，通常会在布局中使用“Align”命令，使元件整齐摆放。<\/p>

    （1）执行“Place”→“Align”命令，如图5-6所示<\/p>

    （2）在“Find”面板中勾选“Cells”复选框，选择需要对齐的元件，此时可以在“Options”面板中进行对齐操作设置，如图5-7所示。<\/p>

    \"图5-6<\/p>

    图5-6  “Align”命令<\/p>

    \"图5-7<\/p>

    图5-7  对齐操作<\/p>

    在“Align Type”选区中选择对齐方式，第一行从左到右分别是左对齐、垂直中心对齐和右对齐，第二行从左到右分别是顶对齐、水平中心对齐和底对齐。<\/p>

    Equal：对齐的时候进行等间距操作。<\/p>

    spacing：间距设置。<\/p>

    Align Include Pin：元件对齐的时候包含引脚。<\/p>

    5 “Copy”命令<\/h3>

    执行“Edit”→“Copy”命令，可以实现对元件、过孔、铜皮等元素的复制。在执行“Copy”命令时，“Options”面板中会有相关设置。<\/p>

    （1）在执行“Copy”命令之后，PCB设计界面左下角会显示“copy”，可以对复制的数目及间距进行设置，在X轴方向上复制3个元件；同时，复制之后的元件间距为200mil，方向向左，如图5-8所示。矩形复制如图5-9所示。<\/p>

    在“Copy origin”下拉列表中可以选择复制的参考点，如图5-8所示。<\/p>

    Cell：元件。<\/p>

    Body Center：元件中心。<\/p>

    User Pick：用户任意选取一个参考点。<\/p>

    Cell Pin：元件的焊盘。<\/p>

    \"图5-8<\/p>

    图5-8  选择复制的参考点<\/p>

    \"图5-9<\/p>

    图5-9  矩形复制<\/p>

    除此之外，还可以进行弧形复制，“Direction”为复制方向，“Copies”为复制数目，“Angle”为复制时元素旋转的角度，如图5-10所示。<\/p>

    \"图5-10<\/p>

    \"图5-10<\/p>

    图5-10  弧形复制<\/p>

    当复制过孔及铜皮时，可以选择是否保留网络。<\/p>

    Retain net of vias：保留过孔网络。<\/p>

    6 交换元件功能<\/h3>

    当两个元件的网络飞线交叉时，可以使用交换元件功能快捷地互换元件的位置。<\/p>

    执行“Place”→“Swap”→“Components”命令，如图5-11所示，分别单击需要交换位置的两个元件，操作完成后的对比如图5-12所示。<\/p>

    \"图5-11<\/p>

    图5-11  交换元件操作<\/p>

    \"图5-12<\/p>

    图5-12  操作完成后的对比<\/p>

    7 Group功能<\/h3>

    当需要对某一部分的元件及连接的元素（铜皮、过孔等）进行整体操作时，就需要利用Group功能创建成一个模块。<\/p>

    （1）执行“Place”→“Module Reuse”命令，创建复用模块，如图5-13所示。<\/p>

    （2）执行“Module Reuse”命令后，在“Options”面板中勾选所需的复选框，如图5-14所示。<\/p>

    Reuse RefDes Location：执行“Module Reuse”命令时是否对元件的参考编号位置也进行复用。<\/p>

    Ignore Components Value：执行“Module Reuse”命令时忽略元件的Value值。<\/p>

    Import Dynamic Cooper As Static Cooper：将动态铜皮转化为静态铜皮。<\/p>

    Only Reuse Cells：只对元件进行复用。<\/p>

    \"图5-13<\/p>

    图5-13  创建复用模块<\/p>

    \"图5-14<\/p>

    图5-14  “Options”面板<\/p>

    （3）选择好元件以后，在PCB中左击框选已经做好模块的元件，全部选中，这样元件会呈现出临时选中的颜色，如图5-15所示。<\/p>

    \"图5-15<\/p>

    图5-15  选择好元件<\/p>

    （4）选择好元件之后，右击，在弹出的快捷菜单中选择“Set Ref Module”选项，如图5-16所示。<\/p>

    \"图5-16<\/p>

    图5-16  创建模型操作<\/p>

    （5）单击创建模型以后，整个模块本身的布线、铜皮、过孔等元素有一些会被自动选中，还有一些没有被选中，这时需要将整个模块的元素全部选中。在“Find”面板中勾选“Traces”“Vias”“Areas”等复选框，在PCB中左击框选模块的所有元素，将其全部选中。<\/p>

    （6）选中所有元素后，在PCB空白的地方右击，在弹出的快捷菜单中选择“Done”选项，结束模块元素的选取。<\/p>

    （7）选取元素之后，左击，弹出“Save Module Export File”对话框，如图5-17所示，将这个已经创建好的模型保存即可，名称可以自由定义，方便查询即可；此时Group就创建完成了，当在“Find”面板中勾选“Groups”复选框时，可以进行整体操作。<\/p>

    \"图5-17<\/p>

    图5-17  “Save Module Export File”对话框<\/p>

    8 Temp Group功能<\/h3>

    Temp Group即临时创建的分组，用于一次性选中多个元素，以执行移动、复制等批量操作。操作完成后该临时分组会自动解散，不再保留。下面以“Move”命令为例，介绍Temp Group功能的使用方法。<\/p>

    （1）执行“Edit”→“Move”命令，在“Find”面板中选择需要移动的元素，如“Cells”与“Vias”，如图5-18所示。<\/p>

    （2）右击，在弹出的快捷菜单中选择“Temp Group”选项，临时选择Group，可以进行多个元素的选择，框选或单个单击都可以，如图5-19所示。<\/p>

    \"图5-18<\/p>

    图5-18  执行“Move”命令与元素选择<\/p>

    \"图5-19<\/p>

    图5-19  临时选择Group<\/p>

    （3）选择完成以后，右击，在弹出的快捷菜单中选择“complete”选项，完成多项选择，如图5-20所示。<\/p>

    \"图5-20<\/p>

    图5-20  多项选择<\/p>

    （4）移动整个Group即可。“Move”命令结束之后，Group也就打散了。<\/p>

    9 锁定与解锁命令<\/h3>

    使用启云方PCB设计软件进行布局操作时，会有很多结构器件或定位孔是固定的，为了防止后面发生误操作，一般会使用锁定命令将其锁定，具体操作步骤如下。<\/p>

    （1）单击按钮，在“Find”面板中选择需要锁定的元素，如“Cell”“Nets”“Pins”“Vias”“Traces”“Lines”“Areas”“Traces segs”等。<\/p>

    （2）选择好需要锁定的元素以后，单击即可。<\/p>

    单击按钮，进行解锁。执行解锁命令之后，在“Find”面板中选择需要解锁的对象。<\/p>

    10 高亮与低亮功能<\/h3>

    在PCB设计中，为了方便观察某一种网络的布线，常常会使用高亮功能。<\/p>

    启云方PCB设计软件中有两种高亮命令：一种是分配网络颜色的“Nets Color”命令；另一种是将亮度进行增强的“Hilight”命令。<\/p>

    （1）执行“Display”→“Nets Color”命令，在弹出的对话框中进行颜色和样式的选择，如图5-21所示。<\/p>

    \"图5-21<\/p>

    \"图5-21<\/p>

    图5-21  “Nets Color”命令<\/p>

    （2）执行“Display”→“Hilight”命令，能够将选择的网络进行颜色分配，在“Options”面板的“Patterns”选区中可以选择高亮的样式，如图5-22所示。<\/p>

    \"图5-22<\/p>

    \"图5-22<\/p>

    图5-22  “Hilight”命令<\/p>

    低亮功能用于取消高亮操作，执行“Display”→“Dehilight”命令，在“Options”面板中选择取消高亮的元素，如图5-23所示。<\/p>

    \"图5-23<\/p>

    \"图5-23<\/p>

    图5-23  “Dehilight”命令<\/p>

    11 “Info”命令<\/h3>

    执行“Display”→“Info”命令，在“Find”面板中勾选需要查看的元素，单击某一元素，就会弹出显示该元素所有信息的窗口，如图5-24所示。<\/p>

    \"图5-24<\/p>

    \"图5-24<\/p>

    图5-24  “Info”命令<\/p>

    12 “Measure”命令<\/h3>

    在PCB中测量某一段距离时，可以采用“Measure”命令。<\/p>

    （1）执行“Display”→“Measure”命令，单击需要测量的两个端点，弹出测量结果的对话框，如图5-25所示。<\/p>

    （2）“Measure”命令可以搭配“Snap Pick To”抓取功能使用。在执行“Measure”命令之后，右击并选择“Snap Pick To”选项，如图5-26所示。从下拉菜单中可以看到，抓取的对象有很多，常用对象的含义如下。<\/p>

    \"图5-25<\/p>

    图5-25  “Measure”命令<\/p>

    \"图5-26<\/p>

    图5-26  “Snap Pick To”选项<\/p>

    Segment Vertex：抓取线段的端点。<\/p>

    Segment Midpoint：抓取线段的中点。<\/p>

    Segment：抓取线段。<\/p>

    Area Center：抓取铜皮的中心。<\/p>

    Arc\/Circle Center：抓取圆弧或圆心。<\/p>

    Cell Origin：抓取元件的原点。<\/p>

    Cell Center：抓取元件本体的中心。<\/p>

    \"图5-27<\/p>

    图5-27  查找功能<\/p>

    Pin：抓取焊盘。<\/p>

    Via：抓取过孔。<\/p>

    13 查找功能<\/h3>

    启云方PCB设计软件查找元件的方式：在“Find”面板的“Find By Name”选区的“Type”下拉列表中选择“Cell”选项，输入元件位号，单击“More”按钮，如图5-27所示，查找的元件被高亮显示，同时在右下角的导航栏出现一个方框，被查找的元件就在该区域内，若单击该区域，则该区域被放大显示。也可以先在“Find By Name”选区中单击“More”按钮，然后在弹出的对话框中输入元件名称进行查找。<\/p>

    <\/p>","keyword":null,"desc":"启云方EDA-布局常用操作1 “Move”命令在布局时，常常需要移动一些元素的位置以方便进行设计。（1）执行“Edit”→“Move”命令，此时PCB界面的左下角会显示“move”，表示正在执行“Move”命令，如图5-1所示。图5-1 ","tags":["启云方EDA","PCB设计"],"views":0,"likes":0,"comments":0,"collects":0,"isreprint":0,"reprinturl":null,"reject":null,"invite":0,"createtime":"2026-11-10 17:19:50","updatetime":"2026-11-10 17:19:50","deletetime":null,"orderby":0,"isgiveintegral":0,"istop":0,"day":"10","month":"11"},{"id":126133,"uid":24529,"title":"启云方EDA-原理图与PCB的交互设置","status":1,"categoryid":12,"thumb":"https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794302136571077.png","multiple_thumb":["https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794302136571077.png","https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794302136903383.png","https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794302136944590.png"],"content":"

    启云方EDA-原理图与PCB的交互设置<\/h2>

    为了方便找寻元件，需要把原理图与PCB对应起来，使两者之间能相互映射，简称交互。利用交互式布局可以比较快速地定位元件，从而缩短设计时间，提高工作效率。<\/p>

    （1）为了实现原理图与PCB的交互，需要在启云方PCB设计软件和原理图设计软件中允许交互。在启云方PCB设计软件中执行“Auxitools”→“Easy Series”→“Enable Sch<—>PCB”命令，在启云方原理图设计软件中执行“ToolLink”→“Link”命令，如图4-1所示。<\/p>

    \"图4-1<\/p>

    \"图4-1<\/p>

    图4-1  选择交互模式<\/p>

    （2）打开原理图，输出第一方网表，执行“HIT工具”→“导出网表”命令，单击“导出”按钮，如图4-2所示。<\/p>

    \"图4-2<\/p>

    \"图4-2<\/p>

    图4-2  输出第一方网表<\/p>

    （3）将第一方网表导入PCB，执行“File”→“Netlist”命令，在图4-3所示的箭头位置选择第一方网表的路径。<\/p>

    \"图4-3<\/p>

    图4-3  选择第一方网表的路径<\/p>

    （4）执行上述步骤后，原理图与PCB的交互就完成了。在进行交互前，需要在PCB中选择“Move”选项，相应的元件才会被选中，如图4-4所示。<\/p>

    （5）在PCB中选中元件并在原理图中进行交互，需要先在PCB中选择“Hilight”选项，如图4-5所示，这样原理图中的相应元件才会被选中。<\/p>

    \"图4-4<\/p>

    图4-4  “Move”选项<\/p>

    \"图4-5<\/p>

    图4-5  “Hilight”选项<\/p>

    <\/p>","keyword":null,"desc":"启云方EDA-原理图与PCB的交互设置为了方便找寻元件，需要把原理图与PCB对应起来，使两者之间能相互映射，简称交互。利用交互式布局可以比较快速地定位元件，从而缩短设计时间，提高工作效率。（1）为了实现原理图与PCB的交互，需要在启云方PC","tags":["启云方EDA","原理图","PCB设计"],"views":0,"likes":0,"comments":0,"collects":0,"isreprint":0,"reprinturl":null,"reject":null,"invite":0,"createtime":"2026-11-10 17:16:01","updatetime":"2026-11-10 17:16:01","deletetime":null,"orderby":0,"isgiveintegral":0,"istop":0,"day":"10","month":"11"},{"id":126132,"uid":24529,"title":"启云方EDA-固定元件的放置","status":1,"categoryid":12,"thumb":"https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261110\/1794301660614634.png","multiple_thumb":"","content":"

    启云方EDA-固定元件的放置<\/h2>

    固定元件的放置类似固定孔，要求在精准的位置放置，主要根据设计结构进行放置。元件的丝印和结构的丝印进行归中、重叠放置。固定元件的放置如图3-1所示。固定元件放置好后，可以根据飞线就近原则和信号优先原则对整个PCB的信号流向进行梳理。<\/p>

    \"图3-1<\/p>

    图3-1  固定元件的放置<\/p>

    <\/p>","keyword":null,"desc":"启云方EDA-固定元件的放置固定元件的放置类似固定孔，要求在精准的位置放置，主要根据设计结构进行放置。元件的丝印和结构的丝印进行归中、重叠放置。固定元件的放置如图3-1所示。固定元件放置好后，可以根据飞线就近原则和信号优先原则对整个PCB的","tags":["启云方EDA","PCB设计"],"views":0,"likes":0,"comments":0,"collects":0,"isreprint":0,"reprinturl":null,"reject":null,"invite":0,"createtime":"2026-11-10 17:08:01","updatetime":"2026-11-10 17:08:01","deletetime":null,"orderby":0,"isgiveintegral":0,"istop":0,"day":"10","month":"11"}],"notes":[{"id":125994,"uid":19578,"title":"工业控制板原理图审核外包怎么选？接口保护、BOM一致性与验收清单有哪些？","status":2,"categoryid":35,"thumb":"https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261107\/1794015902994622.png","multiple_thumb":"","content":"

    工业控制板原理图审核外包怎么选？接口保护、BOM一致性与验收清单有哪些？<\/h1>

    工业控制板已经画完原理图，却在样机上电后出现通信不稳、继电器误触发或接口损坏，这时候重新画板未必是第一步。对采购和项目负责人而言，找硬件设计外包团队做原理图审核，价值在于把“哪里可能有风险、证据是什么、需要怎样修改”讲清楚，避免把同一个错误带到下一次打样。<\/p><\/div>

    \"电子电路原理图设计与接口电路审查的实际EDA界面\"<\/figure>

    01　审核之前，先把系统边界交代完整<\/h2>

    客户至少应提供功能说明、原始原理图、BOM、关键器件数据手册、供电输入范围、接口定义和已知故障记录。仅有一张PDF电路图，审核人员可以发现部分连线问题，却很难判断真实工况下的安全裕量。<\/p>

    例如24V工业输入可能伴随反接、浪涌或热插拔，RS-485接口可能连接长线缆，继电器触点需要驱动电路与吸收保护；这些外部条件如果不写进需求，原理图“看起来能工作”不代表投入现场也稳定。<\/p>

    建议把产品正常供电、异常供电、温度范围、接地方式、使用环境和对接设备型号汇总到一页接口表，再交给审核团队。<\/p>

    02　重点看六类容易带来返工的电气问题<\/h2>

    第一是电源树。应核对输入保护、DC\/DC与LDO选型、上电时序、使能和复位关系，比较启动峰值与稳态电流，确认供电器件的电压电流及功耗裕量。<\/p>

    第二是外部接口。包括连接器针脚、ESD器件方向、TVS工作电压、终端匹配、隔离器供电与共模范围。对RS-485、CAN等总线，不能只看两个信号网络有没有连上。<\/p>

    第三是驱动与负载。MOSFET栅极驱动、续流路径、线圈抑制、继电器触点额定和散热设计都与实际负载工况相关；不能直接拿参考设计的阻值照搬。<\/p>

    第四是模拟采样。运放输入共模范围、滤波器带宽、ADC参考源和采样时序会影响测量精度。第五是器件及封装一致性：同一BOM料号、符号引脚和PCB封装必须能对应。第六是维修和测试：关键电压、通信与故障信号应具备可测量性。<\/p>

    03　报价时要区分“出审核报告”和“负责改版”<\/h2>

    原理图只读审查、修改原理图、重选器件、修改PCB及样机调试属于不同工作。报价前应写明页数或模块数量、复杂接口类型、数据手册是否齐全、是否需要实验验证以及往返评审次数。<\/p><\/div>

    有些客户只需要风险清单；有些客户需要改完后同步更新BOM、网络表和生产资料。两者不能简单按“审核一块板多少钱”比较。<\/p><\/div>

    建议先选供电、外部接口、负载驱动三个高风险模块做试审，查看对方能否说出风险机制和验证步骤，再决定是否交由同一团队完成全面整改。<\/p><\/div>

    04　怎样让审核交付具备可验收性<\/h2>

    合格的审查结果应包含问题编号、器件位号或网络名、风险级别、问题现象、依据以及建议动作。对于严重问题，需注明阻断投产的原因；对方案差异，应标记为设计取舍而不是一律判错。<\/p>

    如果包含实际修改，交付原生工程文件、变更对比PDF、更新BOM和版本说明，必要时提供ERC结果及板级验证记录。复审时应逐项关闭问题，不应仅凭口头“已处理”验收。<\/p>

    05　决策与验收核对表<\/h2>

    选择服务商或培训方案时，建议先把沟通结果写入这张表，作为报价、报名或交付验收时的统一依据。<\/p>

    \"客户核对表\"<\/div>

    06　常见问题<\/h2>

    问1：只有PDF，没有原始EDA工程可以审核吗？<\/p>

    可以开展初步逻辑与器件评审，但难以完整核对网络语义、ERC和库文件；应把覆盖范围写在合同里。<\/p><\/div>

    问2：修改了原理图就一定可以量产吗？<\/p>

    不一定。电气设计、PCB、制造与实测都要按产品要求继续验证，原理图审核只是其中一道关口。<\/p><\/div>

    问3：怎样评估外包团队是否专业？<\/p>

    优先看其能否提供可追溯问题清单、识别关键工况、解释验证方法，并清楚界定交付与复审范围。<\/p><\/div>

    如果你正准备委托工业控制板硬件研发、原理图审查或样机改版，可先整理上述基础资料，再根据功能范围讨论审核和整改交付边界。<\/p>

    凡亿电路 · 工程业务咨询<\/div>

    硬件方案开发咨询：郑先生 13142188866；Layout@fanypcb.com<\/p>

    具体业务能力、项目范围、费用、班型与安排以当期官方信息及书面约定为准。<\/p><\/div>

    凡亿电路 · 四大业务服务<\/div>

    选择业务方向，查看对应服务介绍<\/p>

    电路方案开发 →<\/span><\/a>PCB设计外包 →<\/span><\/a>PCB制板 →<\/span><\/a>SMT贴片 →<\/span><\/a><\/div><\/div><\/div>

    <\/p>","keyword":null,"desc":"工业控制板原理图审核外包怎么选？接口保护、BOM一致性与验收清单有哪些？工业控制板已经画完原理图，却在样机上电后出现通信不稳、继电器误触发或接口损坏，这时候重新画板未必是第一步。对采购和项目负责人而言，找硬件设计外包团队做原理图审核，价值在","tags":["工业控制板","接口保护","bom"],"views":199,"likes":0,"comments":0,"collects":0,"isreprint":0,"reprinturl":null,"reject":null,"invite":0,"createtime":"2026-11-07 09:45:48","updatetime":"2026-11-10 23:58:04","deletetime":null,"orderby":0,"isgiveintegral":1,"istop":0,"day":"07","month":"11"},{"id":125961,"uid":19578,"title":"硬件样机调试外包多少钱？供电故障、器件替代与复测交付怎样计费？","status":2,"categoryid":35,"thumb":"https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261106\/1793931044533927.png","multiple_thumb":"","content":"

    硬件样机调试外包多少钱？供电故障、器件替代与复测交付怎样计费？<\/h1>

    别把“调通一块板”当作唯一报价单位。对企业而言，故障范围、测试条件和整改责任比单个总价更重要。<\/p><\/div>

    企业已有第一版硬件板卡，但出现上电异常、部分接口不稳定、器件发热或批次差异时，往往会寻找硬件研发团队协助样机调试。此类服务的报价通常取决于原理图与BOM完整度、板卡现状、故障可复现性、测试深度及是否需要改版，而不是按照板子大小一口定价。凡亿电路可就硬件开发及板级调试需求开展项目沟通，具体包含哪些测试与整改环节，应在立项前明确。<\/p>

    \"硬件样机焊接异常与电路排查实拍细节\"<\/figure>

    01.<\/span>这类客户，应该先确定自己的真实需求<\/h2>
    只有样板，没有完整测试记录<\/strong>

    优先整理电源轨、接口现象、故障发生条件和已有测量数据；先把可重复的问题定义清楚。<\/p><\/div>

    原始设计方已退出项目<\/strong>

    需要核对可编辑原理图、封装库、BOM及固件版本是否齐全；资料缺失会增加逆向核查工作。<\/p><\/div>

    产品即将试产，偶发异常<\/strong>

    应将测试覆盖、器件批次、工装、温升和环境条件纳入排查，避免只修复单板而遗漏系统风险。<\/p><\/div>

    02.<\/span>值得逐项核实的6个关键问题<\/h2>

    01　先区分“故障定位”和“重新设计”<\/h3>

    故障定位可能只涉及测量、排查与验证；若发现拓扑、保护、布板或器件选择存在系统性缺陷，工作会扩展到电路修改、重新出图、打样和装配。报价前应规定从哪一步进入追加变更。<\/p>

    02　完整的调试输入能明显减少反复沟通<\/h3>

    建议提供原理图、PCB源文件、BOM、关键芯片手册、供电规格、样板照片、固件版本和错误复现视频。对首次上电失效的板子，不能只提供一句“没有输出”。<\/p>

    03　电源故障要先约定安全测试边界<\/h3>

    上电前需要核对极性、限流、绝缘和关键电源轨；测量时重点记录启动过程、稳态纹波、负载变化及发热。带高压或大电流的产品，应由具备相应条件的人员操作。<\/p>

    04　器件替代不是换一个型号就结束<\/h3>

    替代料需要重新检查电气参数、封装、引脚、热设计、采购与供货风险。若改变电源芯片或驱动方式，可能涉及补偿网络和PCB复核，不应只比较器件单价。<\/p>

    05　把每一次试验变成可追溯的记录<\/h3>

    建议要求团队记录故障现象、假设、验证步骤、波形或测量值、修改位置和复测结论；若调试到最后只有一块“修好了的板”，后续试产仍难以复现过程。<\/p>

    06　约定失败结论和终止条件<\/h3>

    部分问题可能受到芯片缺陷、固件、结构或供应链影响。合同中应规定无法复现、需第三方检测、需重新设计时如何确认工作边界，避免双方不断追加隐含任务。<\/p>

    03.<\/span>报价与决策：把“包含什么”写清楚<\/h2>

    费用可按需求评审、现场\/远程诊断、仪器测试、返修用料、原理图与Layout改版、二次制板组装及复测报告分项询价。让两家团队在相同样板数量、同一测试范围及相同修改轮次下报价，比较才有意义。对偶发性问题，调试时间与复测样本数尤其需要事先协商。<\/p><\/div>

    04.<\/span>采购或报名核对表<\/h2>
    \"客户核对表\"<\/div>

    05.<\/span>建议按照这4步推进<\/h2>

    STEP 1<\/strong>整理可复现的故障清单，区分必须修复和希望优化的项目。<\/p>

    STEP 2<\/strong>先进行资料与样机审查，明确可测条件、技术风险、预计交付物。<\/p>

    STEP 3<\/strong>按照“定位—整改—复测”节点提供阶段记录，由客户确认下一步。<\/p>

    STEP 4<\/strong>验收测试记录、变更文件及遗留风险，保留正式版本归档。<\/p>

    06.<\/span>客户 \/ 学员常问的问题<\/h2>
    Q1　没有原理图还能调试吗？<\/div>

    可先讨论检查范围，但资料缺失可能需要额外测绘、网络核对与风险评估，应单独确认工作量。<\/p><\/div>

    Q2　调试外包和重新开发哪个更省钱？<\/div>

    取决于旧板设计缺陷、资料完整程度及量产目标；对系统性问题，局部返修不一定经济。<\/p><\/div>

    Q3　是否保证一次调试解决全部问题？<\/div>

    不宜作此承诺。应以可验证的测试范围、阶段结论及书面验收标准管理项目。<\/p><\/div>

    企业在正式合作前，应把技术输入、工作范围、报价条款、验收标准和后续变更责任落实到双方书面约定。<\/p>

    凡亿电路 · 硬件\/PCB设计业务<\/div>

    郑先生 13142188866<\/p>

    Layout@fanypcb.com<\/a><\/div>

    具体业务能力、项目范围、费用、班型与安排以当期官方确认内容及双方书面约定为准。<\/p><\/div><\/div>

    <\/p>","keyword":null,"desc":"硬件样机调试外包多少钱？供电故障、器件替代与复测交付怎样计费？别把“调通一块板”当作唯一报价单位。对企业而言，故障范围、测试条件和整改责任比单个总价更重要。企业已有第一版硬件板卡，但出现上电异常、部分接口不稳定、器件发热或批次差异时，往往会","tags":["硬件调试","凡亿电路","电路开发"],"views":177,"likes":0,"comments":0,"collects":0,"isreprint":0,"reprinturl":null,"reject":null,"invite":0,"createtime":"2026-11-06 10:11:27","updatetime":"2026-11-10 17:54:10","deletetime":null,"orderby":0,"isgiveintegral":1,"istop":0,"day":"06","month":"11"},{"id":125913,"uid":24529,"title":"eMMC高速PCB Layout外包团队怎么选？HS400数据选通、走线约束与回流路径如何验收？","status":2,"categoryid":35,"thumb":"https:\/\/api.fanyedu.com\/uploads\/ueditor\/image\/20261105\/1793843476850019.png","multiple_thumb":"","content":"

    eMMC高速PCB Layout外包团队怎么选？HS400数据选通、走线约束与回流路径如何验收？<\/h1>

    存储接口的关键不是把线画得一样长，而是把芯片手册要求转换成有依据的布线与检查规则。<\/p><\/div>

    含eMMC存储器的嵌入式主板在寻找PCB Layout外包团队时，采购人员应关注主控到存储器的摆放距离、数据组布线、时钟和供电参考、过孔与返回电流路径，以及HS400模式下相关的数据选通要求。凡亿电路可评估PCB设计外包项目，但项目能否使用HS400、具体长度容差和是否需要仿真，必须根据主控与eMMC数据手册确定，不能套用统一经验值。<\/p>

    \"实际PCB<\/figure>

    01<\/span>为什么这个项目需要提前厘清技术边界？<\/h2>

    例如一块工业控制主板，客户以为“eMMC八根数据线都做等长”就足够；设计回板后却发现高速模式偶发读错误。问题可能来自初始化、信号边沿、供电、端接、焊接或参考面不连续，而不是单纯线长。正确流程是把接口时序、叠层阻抗和设计文件一起复核。<\/p>

    02<\/span>为什么需要检查这六项PCB设计能力？<\/h2>

    01 · 接口模式和约束输入<\/h3>

    确认主控、电压域、eMMC版本、工作模式、CLK、CMD和DAT信号需求。HS400读取数据选通涉及DS信号，相关约束应参考双方器件资料，不能随意照搬DDR网络规则。<\/p><\/section>

    02 · 器件摆放与扇出策略<\/h3>

    主控和eMMC封装位置会决定走线通道、过孔数量和数据组长度差。要检查BGA扇出、阻焊间距和孔结构是否适合板厂能力。<\/p><\/section>

    03 · 参考平面完整性<\/h3>

    保持高速线下方连续参考，跨层换向时核对邻近返回通道，不要让DATA和CLK沿分割或开槽边缘绕行。<\/p><\/section>

    04 · 时钟与数据的电气质量<\/h3>

    不仅看几何长度，还应关注时钟波形、驱动强度、负载、电源噪声和邻线串扰。需要时以仿真或回板实测确认设计余量。<\/p><\/section>

    05 · 约束文件能否被追溯<\/h3>

    报价前明确Allegro、AD或其他EDA软件，提交网络分组、线宽间距、差分\/等长规则、过孔限制和DRC报告。<\/p><\/section>

    06 · 投板前制造复核<\/h3>

    检查叠层、阻抗约束、焊盘开窗、孔径与板厂建议，再交付原生PCB、封装库、生产文件、坐标和版本记录。<\/p><\/section>

    03<\/span>一张表核对需求、交付与验收<\/h2>
    \"咨询与验收核对表\"<\/div>

    04<\/span>费用到底受什么影响？<\/h2>

    外包报价受主控引脚密度、eMMC封装、板层、总器件数、约束复杂度、是否包含SI分析与改板轮次影响。要把“纯PCB布局布线”和“约束建立、仿真、设计审核、回板联调”分开报价。若服务商不能说明手册约束与EDA规则的映射关系，只给出DRC零报错截图，仍不足以判断实际能力。<\/p><\/div>

    05<\/span>建议按四步推进沟通与确认<\/h2>

    01 \/ <\/strong>提供原理图、主控和eMMC具体料号、板框、目标层数与预期工作模式。<\/p>

    02 \/ <\/strong>共同确认接口约束、叠层和阶段评审节点，先审布局扇出再开展布线。<\/p>

    03 \/ <\/strong>检查时钟与数据组、参考层连续性和DRC\/DFM，问题按网络记录。<\/p>

    04 \/ <\/strong>验收工程源文件、规则表、Gerber\/ODB++、钻孔和工程变更记录。<\/p>

    06<\/span>客户常见问题<\/h2>

    eMMC的所有信号是否都要同一长度？<\/h3>

    不能一概而论。应根据具体接口模式、数据手册的建立保持时间、走线延迟和主控平台设计指南，分别约束信号组。<\/p><\/section>

    换层就一定影响eMMC稳定性吗？<\/h3>

    换层本身不等于故障，需结合过孔寄生参数、返回路径、板层和信号速率评估，尽量减少无必要的换层。<\/p><\/section>

    只拿Gerber能否完成后续改版？<\/h3>

    Gerber适合制造，后续维护还需要原生PCB工程、完整器件库和约束文件，建议签约时明确交付。<\/p><\/section>

    无论是采购服务还是选择课程，最好以同一份书面需求、明确的交付或学习目标、费用清单及验收方法做判断。凡亿可提供相应业务咨询，具体实施范围和时间安排以双方正式确认为准。<\/p>

    凡亿电路 · 项目询价<\/div>

    郑先生 13142188866｜Layout@fanypcb.com<\/a><\/p>

    相关能力、课程班次、工作内容、价格与交期请以最新正式确认和合同约定为准。<\/p><\/div><\/div>

    <\/p>","keyword":null,"desc":"eMMC高速PCB Layout外包团队怎么选？HS400数据选通、走线约束与回流路径如何验收？存储接口的关键不是把线画得一样长，而是把芯片手册要求转换成有依据的布线与检查规则。含eMMC存储器的嵌入式主板在寻找PCB Layout外包团队","tags":["eMMC","PCB Layout","凡亿电路"],"views":207,"likes":0,"comments":0,"collects":0,"isreprint":0,"reprinturl":null,"reject":null,"invite":0,"createtime":"2026-11-05 09:51:47","updatetime":"2026-11-10 23:35:27","deletetime":null,"orderby":0,"isgiveintegral":0,"istop":0,"day":"05","month":"11"}]}}