IoT – David Stein

Project SmartKitchen – TCP/IP kitchen signal dev.

fires — Fri, 09 Dec 2022 19:44:02 +0000

A few years ago I get the goal to come up with a solution to one unusual situation. One kitchen and two different restaurants, both of them use different POS systems so they are not compatible. The one kitchen prepares meals for both restaurants. There is a need to somehow let to know the waiters in restaurants, that meal is ready to pick up. But at least both restaurants used the same ethernet…

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FireSmartHeating – intelligent control board for electric floor heating

fires — Sat, 10 Sep 2022 18:06:01 +0000

My goal was to create a device that could control my house’s electric floor heating system. I do some research, but I can’t find any suitable solution. So I decided to come up with my own device. I decided to design my own PCB because as I write on top I can’t find a suitable device. There is no problem to find the device that will control the heating (it is nothing more than a…

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RPI – Display blank timeout

fires — Mon, 21 Jun 2021 10:19:30 +0000

If you need to change the timeout after what raspberry blank(turn off) connected displays. You need modify the config file /boot/cmdline.txt and add parameter consoleblank=xxx (replace x with desired value) for example the cmdilne.txt shlould looks like: If you boot to desktop enviroment you need edit the autostart file /etc/xdg/lxsession/LXDE-pi/autostart <- if you are using the…

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SilverCrest wireless door bell – forget learned devices – solved

fires — Fri, 07 Aug 2020 16:54:51 +0000

This week I had to change the battery in my cheap wireless doorbell device from Lidl shop. But unfortunately when I was a pairing device somebody open doors with a 433MHz contact sensor and the receiver learn it as a wireless button. It is quite funny because I inadvertently invented cheap door open alarm 😀 I do not find any way how to reset this device to total factory setup and…

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Arduino IDE best alternative = VSC + PlatformIO

fires — Fri, 08 Mar 2019 23:07:41 +0000

Are you upset with Arduino IDE? Are you starting new project? Are you missing all normal IDE features like a code completion, syntax check etc?

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Video tutorial Wemos D1 mini + arduino IDE

fires — Sun, 24 Jun 2018 18:10:09 +0000

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Arduino BME280 – Could not find a valid BME280 sensor – SOLVED

fires — Sat, 30 Sep 2017 13:03:53 +0000

Hi, if you facing the same problem as me : I found a solution for this problem. Problem is because adafruit library check CHIPID and your chipid is different than what adafruit sell.

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RPi – Remote desktop to main screen

fires — Wed, 29 Mar 2017 10:37:59 +0000

You can connect to Raspberry Pi via SSH with no problem, but sometimes it is not enough. Sometimes you need to connect to GUI. Yes you can connect display to HDMI but I show you better way. I show you how to enable Remote Desktop on Raspberry and setup it to connect to main screen so everything what you make via remote desktop is the same what is on HDMI output. Run commands via SSH: Now…

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