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- Fri Dec 29, 2023 5:59 pm
- Forum: Arduino
- Topic: I2C resistors
- Replies: 1
- Views: 3110
Re: I2C resistors
some devices connected to I2C bus have internal pull-up resistors, other have no resistors. You need to check datasheet for each device component connected to I2C. Then you need to calculate all resistor including external pull-up resistors to get a total current max. 3 mA. Check this document: http...