Using millis () and micros () inside an interrupt routine
The documentation for attachInterrupt() says: ... millis() relies on interrupts to count, so it will never increment inside an ISR. Since delay() requires interrupts to work, it will not work if ...
AttachInterrupt in a library - Arduino Stack Exchange
Nov 4, 2014 · I'm having trouble adding attachInterrupt in a library that I am creating. I researched a lot, and I noticed that this is a common mistake, but do not quite understand the answers I …
How to use attachInterrupt() in ATtiny85 with Arduino IDE?
It's possible use external interrupts/attachInterrupt () with the ATtiny85 when I program with Arduino IDE? If is possible, how many inputs (for external interrupts) the ATtiny85 have and …
digitalPinToInterrupt() doesn't work - Arduino Stack Exchange
arduino.cc/en/Reference/AttachInterrupt has some hints on mapping pins to interrupt numbers, if digitalPinToInterrupt(pin) doesn't work.
How do interrupts work on the Arduino Uno and similar boards?
Nov 8, 2016 · In this case the attachInterrupt function adds the function switchPressed to an internal table, and in addition configures the appropriate interrupt flags in the processor. …
Can't make attachInterrupt() work - Arduino Stack Exchange
May 23, 2022 · I have an accel+gyro sensor connected to an Arduino Zero. It's configured to output an interrupt signal on pin 2 when tapped. I can do a digitalRead() on the pin, and it …
Where can I find the code for Arduino's "attachInterrupt"?
Jun 9, 2018 · Where can I find the code for Arduino's attachInterrupt function? A search on the Arduino's Github repo yielded nothing. I suspect it might be a wrapper for some avr-libc …
power - How to assign an interrupt to a button press with an …
Nov 19, 2019 · (Here is finally a solution). I'm using the following code on a ATtiny45 to assign an interrupt to a button press (pin #7, PB2, INT0). However the LED doesn't blink when the button …
AttachInterrupt - fail to initiate inside a class [duplicate]
At the level of attachInterrupt and void (void) handlers you will not be able to use a single interrupt handler function and then properly dispatch the handling to multiple individual objects. The …
Debouncing a button with interrupt - Arduino Stack Exchange
Jul 2, 2019 · I think the problem is that you only trigger the interrupt when the button is pressed (interrupt FALLING) Therefore, there is no opportunity to call debounce when the button is …