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请问这个驱动还有的救么

500) {this.resized=true; this.width=500; this.alt='这是一张缩略图,点击可放大。\n按住CTRL,滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/23/1099684158.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20');}" onmousewheel="return imgzoom(this);">
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steveen
LV.2
2
2004-11-05 15:13
关断时干扰较大,布线没布好
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forhuo
LV.1
3
2004-11-05 15:33
@steveen
关断时干扰较大,布线没布好
已经这样了,有一些可行的措施么
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steveen
LV.2
4
2004-11-08 11:50
@forhuo
已经这样了,有一些可行的措施么
please datached ground of pwm ic.other increase a ceramic capacitor on vcc of the ic (about capacitor value 0.1U)
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