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V哥, 有空麻烦帮忙看看我画的底板,呵呵
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Riwen Huang
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Jun 5, 2010, 2:19:33 AM
6/5/10
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to open...@googlegroups.com, Yanjun Luo
V哥,
有空麻烦帮忙看看我画的底板,呵呵
改了好多次了,最后还是决定画个简单的。
一个以太网口
一个8686 wifi
一个debug用的ft2232d,主要是为了更深入的学习arm体系结构
几点不确定的:1、以太网口的RJ45的接法(上拉OR下拉?)对吗?
2、WIFI也是你用的那个岭义的8686,这部分的原理图有问题吗,(要接晶振吗?)。
3、。。。
非常感谢!
baseboard-rwen.zip
Yanjun Luo
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Jun 5, 2010, 5:39:24 AM
6/5/10
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to Riwen Huang, open...@googlegroups.com
粗看了一下,暂时没发现啥问题。汉仁变压器和RJ45一体的我几年前用过,弹性不
够好。多插拔几次就完蛋了,我现在都用独立的。
BTW,我的PCB图纸终于完工了,正在检查中。。。
你的图纸一看就是标准的protel的,呵呵。
在 2010-06-05六的 14:19 +0800,Riwen Huang写道:
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