this post will be about my homemade IoT thermostat. The goal was to not install any cables (because I live in a rented flat), to go really cheap and to be able to set the temperature from anywhere. I’ll also give you some tips you should think about when building your own. Let’s get started.
Last week I’ve got the new version of Lenkeng HDMI extender – LKV373A. This version states incompatibility with previous version and usage of new HDbitT protocol so I was wondering what did Chinese engineers invent this time. Continue reading →
few months ago, I was thinking about having my car tracked over GPS to make sure it is where I left it and to have some records how much I drive etc. There are commercial systems available for this but they cost some money and I wanted to have it customizable, under own control and to implement a few own ideas so I designed and implemented the system by myself. This is how CarWatch was born. Continue reading →
I have a favorite cheap chinese router based on RT5350 (running OpenWRT).
Recently, I was wondering, why I can’t get WiFi on a few of them working. I have one piece running quite old (4xxx svn) OpenWRT where the WiFi works OK. So I tried to compile exactly the same version and install it on the non working piece. I also put the same wifi config there but nothing. It didn’t work. Continue reading →
Thanks to a tip of my reader, I found a relatively cheap (69Eur) Android box with HDMI input and record ability. I thought that it should be possible not only to record the HDMI input but also to stream it in realtime so I ordered one for experimenting. Continue reading →
I needed to backup original firmware of my favourite Chinese wireless router but I didn’t want to spend much time with hacking the embedded Linux. So I have ordered this cheap USB serial EEPROM programmer on ebay. You can easily find the original utility & driver for Windows on the Internet but the chip manufacturer doesn’t provide software for Linux. Continue reading →