I am studying operational amplifiers recently. If a single power supply is used, there should be no negative half-cycle after the AC signal is input and amplified. However, why is there a negative hal
Now I urgently need a set of eddy current flaw detection software and detection board~ Brothers, who can help me, please contact me~18962140895 WeChat ID
Press P2.1, LED1 lights up for 1s, quickly press P2.1 twice, LED2 lights up for 1s// Press P2.1, LED1 lights up for 1s, quickly press P2.1 twice, LED2 lights up for 1s
#include "msp430f5525.h"
unsigne
List of electronic design competition: [table=98%][tr][td=1,1,737][b][size=14pt]1[/size][/b][b][font=SimSun][size=14pt], basic instrument list[/size][/font][/b][b][size=14pt][/size][/b] [size=12pt]20M