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There are very weak internal pullups, but they are not strong enoughnot strong enough to be considered compliant with I2C specs. Supply your own external 2.2k-10kohm pullup resistors.

There are very weak internal pullups, but they are not strong enough to be considered compliant with I2C specs. Supply your own external 2.2k-10kohm pullup resistors.

There are very weak internal pullups, but they are not strong enough to be considered compliant with I2C specs. Supply your own external 2.2k-10kohm pullup resistors.

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There are very weak internal pullups, but they are not strong enough to be considered compliant with I2C specs. Supply your own external 2.2k-10kohm pullup resistors.