Application Notes

This application note describes helpful UEFI Shell commands for system debugging and diagnosis. The UEFI Shell can be executed on all congatec x86 products with UEFI boot firmware.

This application note explains how to estimate, increase, and monitor eMMC lifetime.

This application note describes how to create a UEFI script file for automating the cBC firmware update and BIOS update in a production line environment. It also shows how UEFI script files can be…

This application note provides the reference design and design notes for SPI TPM used on SMARC carrier boards.

This application note provides basic information about the PCIe REFCLK, PCIe reference clock architectures, Spread-Spectrum-Clocking (SSC) feature and provides an example of a typical implementation…

This Application Note introduces the SFF-8639 (U.2) interface. The goal is to give an overview of the technology and hint on how to design-in this technology for customer carrier boards. 

This application note provides the pinout description, reference design and design notes for each of the three M.2™ sockets commonly implemented on embedded systems (Socket 1 – Key E, Socket 2 – Key…

This application note explains how to view the BIOS setup description of congatec products released after 2018 that feature an AMI Aptio® UEFI firmware by using the CgMlfViewer with a Menu Layout File…

This Application Note explains the fundamentals of the COM-Express Type 7 related 10GbE LAN LED behavior. In addition, we show our implementation for the 10GbE LAN LED related circuits with our…

This application note provides a list of recommended BIOS setup settings for real-time applications, describes each setting and informs about some additional topics related to real-time operating…

This Application Note explains the OEM specific customizations required to deploy a Secure Boot enabled BIOS. Although all latest congatec embedded BIOS releases offer Secure Boot support, it is still…

This application note explains how to configure a PCI Express (PCIe) link during runtime. This is especially helpful if a PCIe link is trained incorrectly during the Power On Self Test (POST). A PCIe…

This application note provides routing rules, reference schematic and design notes for USB 3.2 Gen 2 carrier board designs. 

This Application Note explains how the congatec Embedded BIOS and congatec Board Controller (cBC) support the very low power System Mode S5e (Enhanced Soft Off state). This power state is congatec…

This AN describes OEM Setup Modification

AN34 OEM SMBIOS/DMI tables

This AN describes how the Installation and Update of NXP MFGTool and congatec Bootloader Profiles works

This AN describes how to create a bootable USB stick with a UEFI shell

This Application Note provides implementation details for Intel EMGD graphic drivers on

Topcliff modules.

This Application Note provides information about the installation of Windows XP or Windows 7 when a USB powered CDROM does not work.

This Application Note provides information and an example about how to create and add an OEM ACPI SLIC table module into the BIOS of either a XTX, COM Express or

Qseven CPU module.

This AN describes how to create and add a HDA verb table module to a congatec BIOS

This Application Note is a short example of how to setup and configure a system to operate in RAID Level1 (Mirror) with two Serial ATA hard disk drives while using Microsoft Windows XP.

CGUTIL: This Application Note is intended to explain how EPI (Embedded Panel Interface) display configuration files can be created or modified with the congatec System Utility tool.

CGUTIL: This application note describes how to create and add a OEM Bootlogo to the congatec embedded BIOS using the congatec System Utility tool.

This application note is a short example of how to calculate the maximum battery service time when a specified RTC circuit battery type must be used. Additionally, it also describes how to determine the required RTC circuit battery capacity when a specified battery service time is required.

CGUTIL: This application note describes how to create and add OEM CMOS default maps with the congatec System Utility tool.

This AN describes how to update the congatec Embedded BIOS from an external FWH or SPI flash device

CGUTIL: This Application Note explains the benefits and describes the security feature called

AN03 Watchdog

This application note describes the Watchdog feature found on congatec AG modules. It explains the full feature set, however some items may not be applicable for systems which do not support all Watchdog features.

AN02 Remote Control

This application note describes how the Remote Access is supported by the congatec Embedded BIOS (based on AMIBIOS 8) and can be used to control and configure systems on where there is no monitor, LCD or keyboard connected.

AN01 BIOS Update

CGUTIL: This Application Note provides information about updating the embedded BIOS on all congatec modules and how to backup the BIOS of a specific module to a file