I2C Bus Interface

Kria K26 SOM Data Sheet (DS987)

Document ID
DS987
Release Date
2022-03-15
Revision
1.2 English

The PS hosts the SOM I2C platform management bus for interfacing with supporting SOM peripherals. These devices are summarized in the following table. The PS I2C bus interface can be extended on a carrier card, but must not introduce address conflicts. The following table defines the K26 SOM I2C device addresses in 7-bit format.

Table 1. SOM I2C Interface Addresses
I2C 7-bit Address Description
0x50, 0x58 SOM EEPROM
0x30, 0x31 DA9062 PMIC
0x32 DA9130 PMIC
0x33 DA9131 PMIC
0x68 PL power domain monitor
0x70 PS power domain monitor