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Monthly Archives: January 2018

Teardown

3D shutter glasses teardown

22. December 2020 danman Leave a comment

These are for DLP-Link projectors which can quickly strobe white frame between video frames for shutter signalling. You can read more about this technology here. They use specialized chip TPS65835 which integrates most of the needed functionality. Maybe I’ll try some hacking on this later.

3d glassesboarddissassemblydlp-linkteardown
Cheap 433Mhz receivers comparison
Projects

Cheap 433Mhz receivers comparison

22. January 2018 danman 1 Comment

I bought 2 cheap 433Mhz receiver modules from aliexpress for comparison. Continue reading Cheap 433Mhz receivers comparison →

433Mhzcomparisonoutputscopewireless
Old radio clock upgraded to NTP
Projects

Old radio clock upgraded to NTP

29. March 2018 danman 1 Comment

I own the radio clock on the title picture. I’ve used it for some time but it annoyed me because it drifted a lot (several seconds a day). It’s synchronized to power network frequency but it doesn’t work well in my case and I hate to adjust the clock over and over again. So I decided to sync it automatically using esp8266. Continue reading Old radio clock upgraded to NTP →

DIYesp8266IoTNodeMCUNTPradio clockupgrade
Openshift: exit code 137
Linux, Openshift

Openshift: exit code 137

7. January 2018 danman Leave a comment

If your pod exited with exit code 137 so you see something like this in pod Details page:

Last State  Terminated at Jan 7, 2018 5:00:15 PM with exit code 137 (Error)

your pod has been killed with signal 9. Continue reading Openshift: exit code 137 →

137exitoomopenshift
How to recover containerized etcd in Openshift cluster
Linux, Openshift

How to recover containerized etcd in Openshift cluster

7. January 2018 danman Leave a comment

If you tried to add node to your etcd cluster and it failed, your cluster may have lost quorum and will not start again. To recover it you need to create new cluster identity. This is a short howto. Continue reading How to recover containerized etcd in Openshift cluster →

dockeretcdopenshift

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  1. danman on Fixing broken TP-Link TL-MR10011. June 2025

    Hi Konstantin, the patch I proposed is still not merged yet: https://github.com/McMCCRU/SNANDer/pull/29 Did you try it with those changes applied?

  2. Konstanin on Fixing broken TP-Link TL-MR10027. May 2025

    Hi! Can you tell me why SNANDER doesn't detect the flash? C:\SN>SNANDer -i SNANDer - Serial Nor/nAND/Eeprom programmeR v.1.7.9 by…

  3. danman on miniPCI-e dual USB card extender20. May 2025

    Hello, here it is: https://kicanvas.org/?github=https%3A%2F%2Fgithub.com%2Fdanielkucera%2Fminipcie-adapter-dual-usb

  4. SB on miniPCI-e dual USB card extender20. May 2025

    Hi, Can you share the shematics of that wonderful adapter ? Thanks for your help !

  5. danman on Getting root access on ZyXEL VMG1312-B30B17. May 2025

    Ahoj Petre, I have not.

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