Intel® Arria® 10 Hard Processor System Technical Reference Manual

ID 683711
Date 8/28/2023
Public
Document Table of Contents

29.5.1.7. I2C Controller Interface

Table 246.  I2C Controller Platform Designer (Standard) Port Mappings
Platform Designer (Standard) Port Name Routed to FPGA Routed to HPS I/O HPS Pin Name
i2c0_scl_i Yes Yes I2C0_SCL
i2c0_scl_oe Yes Yes
i2c0_sda_i Yes Yes I2C0_SDA
i2c0_sda_oe Yes Yes
i2c1_scl_i Yes Yes I2C1_SCL
i2c1_scl_oe Yes Yes
i2c1_sda_i Yes Yes I2C1_SDA
i2c1_sda_oe Yes Yes
i2c_emac0_scl_i Yes Yes I2C_EMAC0_SCL
i2c_emac0_scl_oe Yes Yes
i2c_emac0_sda_i Yes Yes I2C_EMAC0_SDA
i2c_emac0_sda_oe Yes Yes
i2c_emac1_scl_i Yes Yes I2C_EMAC1_SCL
i2c_emac1_scl_oe Yes Yes
i2c_emac1_sda_i Yes Yes I2C_EMAC1_SDA
i2c_emac1_sda_oe Yes Yes
i2c_emac2_scl_i Yes Yes I2C_EMAC2_SCL
i2c_emac2_scl_oe Yes Yes
i2c_emac2_sda_i Yes Yes I2C_EMAC2_SDA
i2c_emac2_sda_oe Yes Yes
Note: When routing the I2C signals to the FPGA I/O, the I2C output signal should be connected to ground. Refer to the I2C Controller chapter for more information.