10 Second Timer - Project Guidance - Arduino Forum
2018年6月13日 · Function. 1 press button . Result Led green ON. 2 press same button Result Leds green & yellow OFF. 3 Press same button Result Led yellow ON. 4 Press same Button Result Leds green & yellow OFF. Then just loop in this manner. Now would like to make a 10 second timer on each Led so when in ON state they will switch OFF after 10 second.
10 second timer help - Programming Questions - Arduino Forum
2019年2月4日 · hi, I need to start a timer when an input is turned low (pin33). If that input is kept low for 10 seconds some action need to be get done. (pin10 HIGH) Simple right. Well, I got the logic confused. need help in putting Start millis() and Current millis() at right places in the code. unsigned long startMillis; unsigned long currentMillis; const unsigned long period = …
How to hold output for 10 seconds? - Arduino Forum
2021年4月19日 · digitalWrite(ledPin, LOW); Serial.print("Distance: "); Serial.println(distance); If you don't mind the program doing nothing for 10 seconds then delay(10000); will do what you want. If you need to do other things during the period then delay () is not the way to do it. Take a look at Using millis () for timing.
Using millis () for timing. A beginners guide - Arduino Forum
2017年10月2日 · It is also convenient to do this at the start of loop () and you do it like this. currentMillis = millis (); Simple enough, but this line of code embodies a number of important ideas : The variable must previously have been declared. It is …
10 sec delay - General Electronics - Arduino Forum
2011年3月13日 · hi i have my arduino controlling a relay what i need is when i arduino turns the relay off to leave the relay on for 10 secs i was thinkof using a 555 timer or a large capactior with transistior just wondering if anyone…
Help with loop code to go for 10 seconds - Arduino Forum
2016年4月15日 · Save the millis () value when you start timing for 10 seconds. Save the millis () value at the time that the start action happens, such as turning on an LED. Then, each time through loop (), check whether the required LED on period has elapsed by subtracting the LED on start time from the millis () value now.
Retriggerable One-Shot Timer - Arduino Forum
2021年1月4日 · GolamMostafa: @OP. 1. Please, check if the following sketch works as soft based re-triggerable one shot for 10-sec pulse width. This sketch has used MillisCounter for the time delay. void setup () { pinMode (2, INPUT_PULLUP); //with internal pull …
Blinking LED for 10 sec when pushbutton pressed
2022年11月2日 · Using one millis-timer. Blink the led and count the blinks. Calculate how many blinks are needed for 10 seconds and stop if that amount is reached. The option that sounds the most simple to you, that option has code that is the easiest to understand. The Arduino IDE has a text formatting option.
HOW to use an external interrupt and timer ... - Arduino Forum
2022年6月15日 · i want to start a timer for few seconds only when there is an external interrupt . Example , if a switch is pressed (connected to interrupt pin), i want to start a timer for 10 secs , stop the timer , turn on the led (or some other action). Can't use delay as i …
Servo Moving On Its Own - Page 2 - Robotics - Arduino Forum
2022年7月23日 · The ten seconds is the timer in which the servo isn't able to move. Because the call to set it to zero only has 0.1 seconds to go back to zero before you disable the servo.