I would like to use ADUM1251 as a level translator too. 1 Side...3V3 logic I2C, 2.Side 5V logic I2C. But it doesn't work. Only 3v3 to 3v3.
On 1 side is MASTER I2C 3V3, on 2 side are 4 I2C 5V IC (D/Y, EXPANDER...)
Where i do any mistake=error?
Thanks for your tips.