Reefpi pca9685 driver issue

[Ranjib]

Can someone explain how i2c is 40/70 but it is really 64

I2c is hexadecimal where base is 16 instead of 10 hence
40=4x16 + 0

 

[Ranjib]

70 is the other all call address (to control all pins at once )

 

[Fhiggi99]

I2c is hexadecimal where base is 16 instead of 10 hence
40=4x16 + 0

Thank you, this will help in other things I'm putting together aswell