Help with MPR121

[Master_col]

hallo, my probles is that first i can comunicate with the controller but with other I2C direction that is not on the datasheet. but well that works, what i cant find are the application notes 3893 and 3894 where explain how to configurate the controller. If someone has them or can helpme i wuld be very greatful. thanks for your time and excuse my bad english.

[Joshevelle · Accepted solution]

Hello Christian,

Both questions had been answered in the following post:

MPR121 datasheet and app note give wrong i2c slave address (rev 0, 9/2009)

Regards,

Josh