The mains electricity standard in my country is 220V effective value and 50HZ AC frequency. It is divided into "neutral line" and "live line", the live line is connected to the phase line of the trans...
MCU is 133, A3 is connected to the battery voltage division, A4, A5 are connected to two signalsUse sequence single conversion//multi-channelADC12CTL0 |= SHT0_8 + ADC12ON + MSC; //multi-channelADC12CT...
Our company makes antennas for GPS navigation devices and uses ceramic filters. However, a large amount of clutter appeared in the product. After research, we found that it was a problem with the cera...
Original address: Power supply test series output ripple noise (Output Ripple noise Test) Author: RencoPurpose of the test The output voltage/current of the power supply and the ripple noise on the ou...
[i=s]This post was last edited by dcexpert on 2020-1-2 21:51[/i]Source: https://www.cnbeta.com/articles/tech/927965.htm“Battery-based solutions come with the inevitable battery replacement issue, whic...
As the title says, what kind of preliminary knowledge should I have (I am not good at calculus, university physics and circuit theory), what method should I use and what kind of mentality should I hav...