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简易毫欧表
本工程使用TL431产生一个恒流电流,该电流流经待测线缆时产生一个压降,被INA199进行采集放大后输出到STC8H1K08,经AD转换并计算后在数码管上输出毫欧值。 供电部分使用IP5303进行充放电管理,由于待机模式下电流较低会触发IP5303的自动关机,故使用P3.2管脚定时 ...
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今日热点
Trump endorses Johnson
'Star Wars' actor dies
Lego display collapses
Remains ID'd after 30+ yrs
Faces new charges
Reach divorce settlement
New suspects in '96 case
Tugboat hits tanker, sinks
Arrests in death of agent
Anchor Aaron Brown dies
Bowser meets with Trump
Near miss for Gonzaga plane
Appoints new prison leader
Bird flu in AZ wastewater
Reveals cancer surgery
Venezuela fines TikTok $10M
Congestion pricing ruling
Woman set on fire identified
Loses sentencing delay bid
Cold case killer identified
Commutes death sentences
Kwon extradited to US
9/11 plea deals can proceed
US sanctions Russia, Iran
Lenny Randle dies
Ex-FSU players sue coach
PA voting machine ruling
World leaders pay tribute
Smith drops docs appeal
Pending home sales rise
NHL fines Stars $100K
DC US attorney to resign
Signs deal with Ukraine
Indiana soldier dies in Iraq
Final payout for victims
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