Dear,
Please check the links below if helps.
https://e2e.ti.com/support/interface-group/interface/f/interface-forum/1364632/ds90ub947-q1-i2c-pass-through-all-on-ds90ub947-q1-and-ds90ub948-q1
https://e2e.ti.com/support/interface-group/interface/f/interface…