• 07/14/2017
  • Public Content
Contents

I2C Interfaces

The Intel® Joule™ module provides 7 master I2C interfaces.
See also: I2C - Inter-Integrated Circuit Buses in the Expansion Board Design Guide.
I2C features
  • I2C_0 through I2C_6 support standard, full, fast and high-speed modes with a maximum data speed of 3.4Mbps
  • I2C master mode only; no support for multi-master mode
  • Clock stretching by slave devices is possible
  • Both 7-bit and 10-bit addressing modes are supported
I2C default configuration
Name
Description/Usage
Source
Destination
I2C_0
Dedicated EEPROM on expansion board (holds configuration table)
LPSS
Routed on module J7 for expansion board use
I2C_1
General usage
LPSS
Routed on module J7 for expansion board use
I2C_2
General usage
LPSS
Routed on module J7 for expansion board use
I2C_3
Camera support for JCAM1
LPSS
Module Camera Connector - JCAM1
I2C_4
Camera support for JCAM2
LPSS
Module Camera Connector - JCAM2
ISH_I2C_0
General usage; mapped to LPSS I2C_5
LPSS
Routed on module J6 for expansion board use
ISH_I2C_1
General usage; mapped to LPSS I2C_6
LPSS
Routed on module J6 for expansion board use
 
 

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.