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question about yds-charger HOT 18 CLOSED

ChinaCKKK avatar ChinaCKKK commented on August 15, 2024
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liaozhelin avatar liaozhelin commented on August 15, 2024

这个可以焊接一个20p的电容,但是影响不大,所以我在bom中去掉了,环路我用示波器看还是挺稳定的

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ChinaCKKK avatar ChinaCKKK commented on August 15, 2024

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liaozhelin avatar liaozhelin commented on August 15, 2024

谢谢,仓库中的信息有邮件提醒所以回复比较及时,后续制作中有啥问题再交流哈👀

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ChinaCKKK avatar ChinaCKKK commented on August 15, 2024

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ChinaCKKK avatar ChinaCKKK commented on August 15, 2024

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liaozhelin avatar liaozhelin commented on August 15, 2024

连接板子的时候只连接了DP和GND?是少打了嘛?DP DM都需要连接的,供电的话确定有3.3V的话是可以不外接供电。还有就是esp32c3确认一下是不是fn4版本(带内置flash的)

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ChinaCKKK avatar ChinaCKKK commented on August 15, 2024

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liaozhelin avatar liaozhelin commented on August 15, 2024

1.重点检查下晶振的焊接,可以去掉晶振两个匹配电容试试,C15为1.5v说明芯片没有正常启动
2.芯片型号确认是esp32c3fn4嘛?
3.芯片确认引脚没有虚焊,一般来说就算dp,dm反了或者晶振没有工作,电脑也会提示插入了未识别的设备才对,而不会什么都没有提示

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ChinaCKKK avatar ChinaCKKK commented on August 15, 2024

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galamygod avatar galamygod commented on August 15, 2024

老哥,我把6525换成了6505,现在上电9v有七百毫安,去掉u3有一百多毫安,连接dp和dm电脑一点反应没有

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galamygod avatar galamygod commented on August 15, 2024

我又换了一个6505(u8),现在电压9v,电流为16毫安,但是连接电脑没反应,是我驱动问题吗

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galamygod avatar galamygod commented on August 15, 2024

现在排查出的问题就是只要装上u3就会大电流

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liaozhelin avatar liaozhelin commented on August 15, 2024

现在排查出的问题就是只要装上u3就会大电流

IP6525的和连接电脑关系不大,你最好检查一下IP6525和IP6505是不是可以pintopin替换的,正常待机电流在12V时候应该是在30mA左右,驱动的话我仓库里有,得安装才行

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liaozhelin avatar liaozhelin commented on August 15, 2024

老哥,我把6525换成了6505,现在上电9v有七百毫安,去掉u3有一百多毫安,连接dp和dm电脑一点反应没有

重点检查是否有虚焊,以及晶振电路和电源电路,满足这两个条件应该就可以检测到

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liaozhelin avatar liaozhelin commented on August 15, 2024

我是这样接线的,不知道这样对不对

------------------ 原始邮件 ------------------ 发件人: "liaozhelin/yds-charger" @.>; 发送时间: 2022年6月16日(星期四) 上午9:38 @.>; @.@.>; 主题: Re: [liaozhelin/yds-charger] question (Issue #15) 重点检查下晶振得焊接,可以去掉晶振两个匹配电容试试,C15为1.5v说明芯片没有正常启动 — Reply to this email directly, view it on GitHub, or unsubscribe. You are receiving this because you authored the thread.Message ID: @.***>

好像没看到您是怎么接线的,主要应该还是上面所说的那些问题

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ChinaCKKK avatar ChinaCKKK commented on August 15, 2024

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galamygod avatar galamygod commented on August 15, 2024

老哥,我6525换成6505,现在上电9v有七百毫安,把u3有一百多毫安删除,连接dp和dm电脑一点反应没有

重点检查是否有虚焊,以及晶振电路和电源电路,满足这两个条件应该就可以检测到

电源电路是没有问题的,3.3已经有了,我是用dc供电,然后USB中间两条接到板子上,驱动我双击以后会闪退,我也不知道安装成功没有

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liaozhelin avatar liaozhelin commented on August 15, 2024

老哥,我6525换成6505,现在上电9v有七百毫安,把u3有一百多毫安删除,连接dp和dm电脑一点反应没有

重点检查是否有虚焊,以及晶振电路和电源电路,满足这两个条件应该就可以检测到

电源电路是没有问题的,3.3已经有了,我是用dc供电,然后USB中间两条接到板子上,驱动我双击以后会闪退,我也不知道安装成功没有

如果双击闪退,可以去官网下载自己平台的对应驱动,以管理员模式运行

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