When designing memory, we often encounter such problems: given the memory address range, we need to find the memory size, or given the memory address range, we need to find the memory size. For exampl...
Now I want to draw a board that includes a GSM mobile phone module and a Zigbee. What should I pay attention to when wiring? Should they be placed too close to each other? Can experts who have done th...
Characteristics of capacitors (blocking DC and passing AC)
A capacitor is a container that can store electric charge. It is composed of two metal sheets that are close to each other and separated by...
[color=#000][font=Arial, SimSun]The AD module of F2812 is AD8556, which has only 12 sampling channels. How to program it to configure two channels for sampling? It seems that the original 16 sampling ...
I have a 20M sine wave signal, and I want to measure the frequency and amplitude or effective value? The frequency can be converted into a square wave through a high-speed comparator. Then the questio...