Interrupt delay execution

[alto777]

If you aren't happy with taking time to learn the correct way to handle your problem, take a look at

Lantern with SOS LED

The new function myDelay bool myDelay(unsigned long milliseconds) { unsigned long startTime = millis(); while (millis() - startTime <= milliseconds) { if (digitalRead(buttonPin)) return true; } return false; } should be put in your sketch the same way your other functions are placed. All functions in C/C++, like fourth_light and strobe_sos are placed at the highest syntax level - not inside or part of any other structure. That gives you a myDelay to use. You can use myDe…

Read the whole thread. See if you can figure out how to use this hack technique in your circumstances.

HTH

a7