This is a placeholder topic for “I2C Bus and the Arduino” comments.
I²C stands for inter-integrated circuit, and refers to a communication protocol we are going to use to communicate between our devices. In the past we have investigated the SPI and Asynchronous Serial Communications protocols for this purpose, c…
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Hi everyone, can someone advise if there’s a tutorial or something similar that covers off how Arduino handles interrupts? I seem to recall that it can be a bit tricky.
I’m working on a design that uses MCP23017 devices and want to use interrupt processing to handle certain I/O circumstances.
Thanks,
Gerard
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Hey Gerard,
Welcome to the forum!
Section 5.4 in this tutorial has a bit of info to get you started. Taking a look at the Arduino Docs is always a good place to start!
Hopefully this helps 
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Oh thanks Owen, that makes it so much easier from what I’m used to.
Regards,
Gerard
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Hi Gerard
Have a look at the web based Arduino Reference here
file:///Applications/Arduino.app/Contents/Java/reference/www.arduino.cc/en/Reference/HomePage.html
Each item in green is a link to a short description.
Cheers Bob
Sorry this will be no good to you it is a file on my computer.
Try this.
https://www.arduino.cc/reference/en/
Cheers Bob
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Thanks Bob, that’s a superb link and assists greatly.
Gerard
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