搜索 - 科创

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没什么需要算的，用的只能是原来的孔原来的轴，顶多比原来轴承稍微厚一点，算出来不合适难道全部重新加工？实际上原装的两个滚珠轴承，不是角接触的，不能加多少预紧，换成圆锥滚子的然后加较大预紧非常合适小车床的...

这个卖家把芯片的丝印都磨掉了，开源是不可能的了，不过github上有很多类似的arduino的代码，所以我估计那颗芯片要么是AVR的单片机，要么就是STC的单片机。就是不知道是什么型号的，另外卖家有演...

V1.0固件里面碰到一个不太好复现的问题。在spect界面的时候，先长按背光按钮，把背光变成常亮，然后短按背光键灭灯，灭了以后屏幕马上又自动亮起，状态栏那还是有个灯泡符号的，如此反复大概两三次以后，背...

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