[image] I am designing a PCB board with an ESP32 and multiple I2C devices on the same I2C line. One I2C device is an RTC (Real-Time Clock) chip, which is included in my board design. I will take the chip and design the circuit myself, so it's important to note that I am not using a pre-made modul…

Pull up Resistors value for Multiple devices in Custom PCB board with ESp32

jim-p July 25, 2025, 2:26pm 10

As I said you might consider using an I2C bus buffer for the off board components.

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