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I2c buses, Come-msp1 / bios operation – Kontron COMe-mSP1 User Manual

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COMe-mSP1 / BIOS Operation

I2C Buses

Feature

Option

Description

JIDA I2C Bus Speed

Very high

High
Medium

Slow
Very slow

Ultra Slow

Select speed for JIDA/external I2C bus. See speed table

in chapter Fast I2C.

Multi Master support

Enabled

Disabled

Enables / disables I2C multi master support

Clock Stretching support

Enabled

Disabled

Enables / disables I2C clock stretching support

Slow Device support

Enabled

Disabled

Enables / disables I2C clock stretching support

SMBus SPeed

Extra high

Very high
High
Medium

Slow

Very Slow

Select speed for external SMBus. See speed table in

chapter Fast I2C.

JILI I2C Bus Speed

Very high
High

Medium
Slow

Very Slow

Select speed for external JILI I2C bus. See speed table
in chapter Fast I2C.

Multi Master support

Enabled

Disabled

Enables / disables I2C multi master support

Clock Stretching support

Enabled

Disabled

Enables / disables I2C clock stretching support

Slow Device support

Enabled

Disabled

Enables / disables I2C clock stretching support

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