Lesson19- how to use PCF8574 IIC extend GPIO for ESP32 multi relay

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Lesson19- how to use PCF8574 IIC extend GPIO for ESP32 multi relay

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#6

01-03-2025, 02:50 AM

need define i2c bus pin define.

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Lesson19- how to use PCF8574 IIC extend GPIO for ESP32 multi relay - by admin - 10-09-2021, 04:54 AM

RE: Lesson19- how to use PCF8574 IIC extend GPIO for ESP32 multi relay - by Patrick - 11-11-2021, 05:34 AM

RE: Lesson19- how to use PCF8574 IIC extend GPIO for ESP32 multi relay - by smortopoul - 12-27-2024, 04:19 PM

RE: Lesson19- how to use PCF8574 IIC extend GPIO for ESP32 multi relay - by admin - 12-28-2024, 01:18 AM

RE: Lesson19- how to use PCF8574 IIC extend GPIO for ESP32 multi relay - by nikost120 - 01-03-2025, 01:52 AM

RE: Lesson19- how to use PCF8574 IIC extend GPIO for ESP32 multi relay - by admin - 01-03-2025, 02:50 AM

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