https://support.tq-group.com/ 2026-05-16T19:14:38+00:00 https://support.tq-group.com/ https://support.tq-group.com/_media/logo.png text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/audio?rev=1738063030&do=diff Audio Please see supported features list of your TQ module to verify that audio playback / recording is supported by the Board Support Package Audio playback The latest BSP revisions are preconfigured for audio playback, when audio is supported. text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/autologin_systemd?rev=1738063030&do=diff Autologin with systemd Tested with: * TQMa6x BSP REV.0109 * TQMa7x BSP REV.0101 Copy serial getty service Copy /lib/systemd/system/serial-getty@.service to /etc/systemd/system cp /lib/systemd/system/serial-getty@.service /etc/systemd/system text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/autostart?rev=1738063030&do=diff How to autostart application with systemd 1. Create file /lib/systemd/system/demo.service with following content : [Unit] After=multi-user.target Description=start Qt demo [Service] Type=forking RemainAfterExit=no ExecStart=/lib/systemd/systemd-demo start ExecStop=/lib/systemd/systemd-demo stop [Install] WantedBy=multi-user.target.wants text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/can?rev=1738063030&do=diff CAN CAN configuration STKa8Xx DIP switch SW1 and SW2 are used to configure the CAN interfaces CAN1 and CAN2. [{{:intern:general_information:tutorial:mba8xx-can.png?400|] List available CAN Interfaces root@MBaXXX:~ ip link show output: 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: can0: <NOARP,ECHO> mtu 16 qdisc pfifo_fast state DOWN mode DEFAULT group default qlen… text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/comp_kernel_bootloader?rev=1738063030&do=diff Compile kernel/bootloader outside of the BSP * TQ Systems GmbH development and testing is done under the documented environment. Please consider to use the same environment for testing if you think there are issues. * BSP consists of bootloader, kernel, root FS text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/devicetree?rev=1738063030&do=diff Change Device Tree The hardware is configured using Device Tree. The Device Tree files for your module are located in: platform-<platformname>/build-target/linux-<version>/arch/arm/boot/dts/<devicetreefile>.dts(i) after the prepare step of the kernel package. text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/edid?rev=1738063030&do=diff Basic Information about EDID EDID (Extended Display Identification Data) is a data structure between the graphics unit and the connected monitor. Via this the graphic unit receives the values of the display like timings, resolution, colors and further information about the used display. mostly the EDID data is stored as 128 byte large binary in an EEPROM which is then read via an interface like I2C. text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/gpio?rev=1738063030&do=diff Using GPIO from sysfs Where to find GPIO's in sysfs GPIO's are listed under /sys/class/gpio Calculate Linux GPIO Number Freescale i.MX Processor Family Linux GPIO Number = <GPIO_bank – 1> × 32 + <GPIO Port number> example GPIO2_04 = (2 - 1) * 32 + 4 = GPIO 36 (Linux) text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/i2c?rev=1738063030&do=diff I2C U-Boot read i2c addresses U-Boot > i2c dev < busnumber > U-Boot > i2c probe example U-Boot > i2c dev 0 U-Boot > i2c probe read eeprom 0x50 i2c md 0x50 0x20.2 read MAC adress i2c md 0x50 0x30.2 read serial number Linux root@MBaXXX:~ i2cdetect <busnumber> text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/new_platform?rev=1738063030&do=diff General Creating a new platform in PTXdist We highly recommend to create a new platform for your board in PTXdist Work in progress text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/new_ptxdist_package?rev=1738063030&do=diff How to create a simple "Hello, World!" application with PTXdist In this tutorial we use the STKa6x and BSP Rev.0109, but you can easily adapt this example to any other TQ staterkit and BSP. Make sure you are in the BSP root directory user@ubuntu-vm:~$ cd workspace/TQMa6x-BSP-REV.0109/ user@ubuntu-vm:~/workspace/TQMa6x-BSP-REV.0109$ text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/nfs_boot?rev=1738063030&do=diff Using NFS boot For module specific configuration please see the following links: * TQMa6x * TQMa7x * TQMa6ULx * TQMa28 * TQMa335x * TQMLS102xA text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/patch_git?rev=1738063030&do=diff Create a patch with git In this tutorial we will use git to create a new patch for the package “u-boot”. The patch modifies the default environment of U-Boot, which results in the rootfilesystem of TQMa6x BSP Rev.0105 being mounted in read/write text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/ptxdist_license_report?rev=1738063030&do=diff PTXdist license report Tested with PTXdist 2016.04 and PTXdist 2015.05 Prerequisites The following packages must be installed on the Linux development host: * dot2tex * texliv-xetex * texliv-latex-extra Create license report With the following command the license reoprt can be created after building the BSP. text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/pwm?rev=1738063030&do=diff Using PWM from sysfs following Instuction only works for Linux kernel 3.11 or greater Where to find PWM devices in sysfs PWM devices are listed under /sys/class/pwm export PWM device You must export the PWM at first, otherwise the other commands in this tutorial will not work text/html 2026-03-23T08:12:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/secure_boot_x86?rev=1774253537&do=diff Secure Boot Setup with Manual Key Enrollment via USB A quick guide to configure Secure Boot by generating keys and enrolling them manually in the BIOS from a USB stick. 1. Prerequisites: Install Tools You need openssl for key creation and sbsigntool text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/spi?rev=1738063030&do=diff SPI This tutorial was tested on STKa6x BSP with Rev.0104 and BSP Rev.0105 SPI can be tested with spidev_test from the kernel sources. <https://www.kernel.org/doc/Documentation/spi/spidev_test.c> spidev_test is included by default in the BSP, you will find it under /usr/bin/. Testing spidev 0.1 spidev_test is a loopback test, to use it on the Starterkit put a bridge between the pins text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/systemd_getty?rev=1738063030&do=diff systemd: enable getty for framebuffer console (tty0) Scenario: Use an HDMI/DVI monitor and USB keyboard (instead of RS232 connection) to control the starterkit. Tested with: STKa6x Rev.02xx + BSP Rev.0109 May also work on: STKLS102xA, STKa7x, STKa6ULx text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/u-boot_tools?rev=1738063030&do=diff U-Boot Tools Working with U-Boot tools requires that the environment has been saved with the saveenv command from U-Boot prompt, otherwise the U-Boot tools are using the default environment. If redundant environment is configured the saveenv command must be executed twice to write the the second environment. text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/uboot_tools?rev=1738063030&do=diff U-Boot Tools U-Boot provides two tools to read fw_printenv and edit fw_setenv the U-Boot environment from the Linux shell. The U-Boot tools are selected by default in PTXdist based BSP's. This tutorial describes how to setup the configuration file and the usage of the tools mentioned above. text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/update_firmware_tftp?rev=1738063030&do=diff Updating existing firmware over ethernet This tutorial describes hoe to update the firmware files in U-Boot. Prerequisites * Configured TFTP Server on development host, please see How to setup TFTP Server 1. Boot from eMMC or SD and stop autoboot in U-Boot Hit any key to stop autoboot: 0 => text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/write_sdcard_image?rev=1738063030&do=diff Balena Etcher (Windows, Linux and MacOS) This guide provides step-by-step instructions on how to write an image to an SD card using Balena Etcher. Balena Etcher is a user-friendly and open-source tool designed for flashing operating system images to SD cards, USB drives, and other removable storage devices. It simplifies the process of writing images to storage media like sd-cards. text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/x86_linux_installation?rev=1738063030&do=diff text/html 2025-01-28T11:17:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://support.tq-group.com/en/general_information/tutorial/x86_windows_installation?rev=1738063030&do=diff