I heard that high-speed digital circuits generally need to use four-layer boards, such as DDR2 memory and other circuits with parallel data lines. Some people also say that it is difficult to use a tw
The advent of supercapacitors has made people curious about its "super" features, what exactly makes it super, and in what fields can its "super" be demonstrated.
Supercapacitors play a significant ro
#inI am using 2 8421 coding switches and stc15w201s to make a 9.9 second delay switch. The following program does not work properly. Please give me your advice.
#includereg52.h
sbit timeup = P1^4; //D