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+--- Thread: Interruptions from PCF8574 (/showthread.php?tid=2733)
Interruptions from PCF8574 - istopnic - 03-23-2023
Is it possible to use interruptions on the I2C bus. As I understand, the pins of interruptions from PCF8574 is not connect anywhere.
Which ESP pin can be used to interrupt?
RE: Interruptions from PCF8574 - admin - 03-24-2023
if you want to use, you can soldering a wire jump to ESP32's free pin.