I2C0-to-I2C1 Loopback Connection

Zynq UltraScale+ Device Technical Reference Manual (UG1085)

Document ID
UG1085
Release Date
2022-09-15
Revision
2.3 English

The I/O signals of the two I2C controllers in the PS are connected together when the iou_slcr.MIO_LOOPBACK [I2C0_LOOP_I2C1] bit is set = 1. In this mode, the serial clocks are connected together and the serial data signals are connected together.