Kontron ETX CD, User Manual

Page: 37 / 91

4 ETX® connectors
Kontron User's Guide ETX CD 37
Miscellaneous Circuits
Speaker
The implementation of the speaker output complies with the ETX® Specification. Implementation
information is provided in the ETX® Design Guide. Refer to the documentation for additional
information.
Battery
The implementation of the battery input complies with the ETX® Specification. Implementation
information is provided in the ETX® Design Guide. Refer to the documentation for additional
information.
In compliance with EN60950, there are at least two current-limiting devices (resistor and diode)
between the battery and the consuming component.
I2C Bus
The I2C Bus is implemented by using general purpose I/O.
You also can access the I2C Bus via JUMPtec’s Intelligent Device Architecture (JIDA) BIOS functions.
For additional information, refer to the ETX® Design Guide, I2C application notes and JIDA
specifications which are available at the Kontron Web site.
SM Bus
System Management (SM) bus signals are connected to the SM bus controller, which is located in the
southbridge (Intel 82801GBM) device. For more information about the SM bus, please see the System
Management (SM) Bus section in the Appendix A: System Resources chapter.
4.7 Feature Connector J11
4.7.1 SDVO Output
The ETX®-CD Serial Digital Video Out port is integrated in the Intel® 945GM northbridge. It has the
following features:
®
Serial Digital Video Out Port (SDVOB & SDVOC) support
®
Two 12-bit channels
®
The SDVO B/C ports can drive a variety of SDVO devices (TV-Out Encoders, TMDS and
LVDS transmitters, etc.)
The SDVO interface is currently not supported
4.7.2 SDVO Connector and Flat Foil Cable
Connector and flat foil cable information for the SDVO connector (J11) located on the bottom side.
Flat Foil Cable
®
YOUNGSHIN MCAB45x150B05