In 2008, a customer had a dual-SIM dual-standby mobile phone using NXP. During the CTA network access test, the DCS 3rd harmonic exceeded the standard by 3db, while the passing standard should be 3db ...
Does Allegro's built-in package library have packages for common interfaces such as serial ports, USB ports, and network ports? What packages does Allegro's built-in package library have? Please expla...
Recently, in a batch of products produced by the company, it was found that after reflow soldering, the LM2596-5.0 chip turned yellow all over. As shown in the figure below, the left one is out of the...
The ADC acquisition pin of LPC1769 is led out through a wire, and the ADC acquisition was originally working normally. When the program is running normally, the connection wire is disconnected, and th...
[size=4] I found a problem. Every time I post information related to work products in the information release section of this forum, there are not many visitors. It seems that everyone is a kind perso...
I know how the serial interrupt method of the microcontroller works. But I don't understand ARM's. I don't know how to implement the arm interrupt receiving function. I have searched a lot on the Inte...