51 single chip microcomputer, digital tube display boot WX + 46, 40 seconds delay, digital tube, press the k1, start and time from 000.0 to 999.9, then press the k1 pause, press the k3 reset

CodePudding user response:

Digital tube display WX + 46 what do you mean? Graph to look at.

CodePudding user response:

Thinking about 40 seconds boot countdown to zero when reset and can be normal work time, is the combination of the countdown and timing, or a stopwatch timer.
Reference before the program to modify https://bbs.csdn.net/topics/392624465

CodePudding user response:

Integrated stopwatch three application examples of reference