Excuse me each great god microcontroller of direct current drive buzzer, then pick up the pull-up resistance how explain ah, save the children

CodePudding user response:

The problem is not C/C + + programming problems, and should not be sent here, would you please send "hardware/embedded development" section, there is more hope to get the answer,

CodePudding user response:

reference 1/f, fox emperor response:

the problem is not C/C + + programming problems, and should not be sent here, would you please send "hardware/embedded development" section, there is more hope to get the answer,

Ok thank you for the first time to don't understand