Category Archives: MySensors

Hydronic Underfloor Heating – Control

Posted on November 29, 2023 by peter

The underfloor heating supply temperature varies between 22 and 40 Celcius (72 – 104 Fahrenheit) the colder it is, the warmer the floor needs to be to heat the house. We adjust the supply temperature manually, if it is too … Continue reading →

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Hydronic Underfloor Heating – Supply side

Posted on June 14, 2023 by peter

Years ago, in our previous house, I described how I monitored the return temperatures from our underfloor heating system Raspberry PI and OneWire temperature sensors. Here I will describe the supply side of our current Hydronic Heating System. The next … Continue reading →

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Server Power supply DPS-750TB

Posted on July 7, 2020 by peter

and how to get PMBus access from f.ex. a Raspberry Pi My favorite power-supply for almost anything is the Server PSU for Dell R510/R710/R910. It is a 750w 12v 60amp supply with 80-plus-gold standard,  you can get them for $10-20 … Continue reading →

Posted in Arduino, Camper, Embedded, Hardware, HomeAutomation, Linux, MySensors, Raspberry Pi | Comments Off on Server Power supply DPS-750TB

Server Power supply DPS-1200FB

Posted on July 6, 2020 by peter

Among hackers the DPS-1200FB seem to be the most popular choice for a powerfull Server PowerSupply 12volt 100Amp for less than $20 delivered. There is a lot of information available for this PSU.  So if you want to really get … Continue reading →

Posted in Arduino, Camper, Embedded, Hardware, HomeAutomation, Linux, MySensors, Raspberry Pi | Comments Off on Server Power supply DPS-1200FB

MySensors Debug print @ 5.3Mbit/sec freeing Hardware Serial Port

Posted on November 13, 2019 by peter

MySensors provides a lot of useful debugging information on the serial port when MY_DEBUG is defined, I need to use the HardwareSerial for another purpose. but would still like to have the option to see the debug prints. which could … Continue reading →

Posted in Arduino, Embedded, MySensors | 1 Comment