System Software

Articles related to the configuration and use of various operating systems on TS hardware.

Default Passwords
Most Technologic Systems products: The common default Linux account username is root. These normally require no password for the root account.  This shoul...
Fri, 8 Sep, 2017 at 10:27 AM
Userspace vs. Kernel Space Drivers
(Originally authored by Jesse Off, April 23, 2012) At Technologic Systems, we have been gravitating towards creating mechanisms for custom hardware as ap...
Thu, 20 Apr, 2017 at 2:34 PM
Upgrade to QT Fullscreen Webkit on TS-47xx
The GTK FS-webkit has some unfortunate flaws, a big one being a memory leak that may case the software to eventually crash. The answer to this is either go ...
Mon, 30 Jul, 2018 at 2:12 PM
Why doesn't my Dual Ethernet SBC/SOM work?
One side effect of deciding on a default configuration is that most of the time, one size does not fit all. This is especially true of the dual-Ethernet...
Tue, 31 Jan, 2017 at 5:08 PM
Starting CAN on the TS-47xx
The TS-4710, TS-4712, and TS-4720 are versatile system-on-module devices that can be used with a fair number of different baseboards designed and supplied b...
Tue, 17 Apr, 2018 at 4:11 PM
How do I recover from a bad rc.S startup file on the Cirrus Logic-based 72xx series?
It is sometimes possible force the rc.s scripts to not run by appending the init directive to your exec command in Redboot: exec -c "console=ttyAM0,11...
Thu, 9 Mar, 2017 at 4:26 PM
Userspace IRQ Latency
[Ed. Note:  Originally published by Mark Featherston on April 27th, 2012] In our whitepaper on meeting real-time requirements we address "User Space D...
Mon, 30 Jul, 2018 at 2:22 PM
Security Vulnerabilities
TS does not often take part in updating or patching activities related to security vulnerabilities.  This is mostly because when we have determined a produc...
Thu, 14 Sep, 2017 at 11:56 AM
TS-7800-V2 eMMC Software Update or Recovery
NOTE:  This article is out of date!  The TS-7800-V2 is in active development as part of the Engineering Sampling Program -- Please contact our support team ...
Fri, 27 Jul, 2018 at 2:46 PM
Pinging from my Windows PC to the SBC takes a long time.
Some Windows PCs are not directly compatible with some of the network services our SBCs use to advertise themselves on the network.  As a result, attempting...
Wed, 7 Feb, 2018 at 10:44 AM