Recently, I am learning to draw a 4-layer PCB with a relatively simple circuit, including the top layer, GND layer, VCC layer and bottom layer. Now, all signal lines except VCC and GND have been laid ...
In applications such as measurement and control, it is often required that the data in the internal and external RAM of the microcontroller is not lost when the power is off, and the data in the RAM c...
1. Experimental results All the lights are off. Then I press a button and the ()th light comes on. Then I press another button and the ()th light comes on. When I release the button, the light goes ou...
Correctly testing MLCC : https://training.eeworld.com.cn/course/4830Have you ever encountered a situation where your MLCC (multilayer ceramic capacitor) measurement value is either low or out of speci...