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Tag Archives: avr

CometBlue teardown
Teardown

CometBlue teardown

22. December 2020 danman Leave a comment

Chips used:

  • AT MEGA169PA
  • Dialog DA14580

Links

  • https://github.com/xrucka/cometblue
  • https://github.com/Hy3n4/ha-cc-cometblue
  • https://www.torsten-traenkner.de/wissen/smarthome/heizung.php
  • https://github.com/esphome/feature-requests/issues/485
  • https://github.com/GrumpyMeow/esphome-components
  • https://github.com/gnbl/sparmatic2011
  • https://www.mikrocontroller.net/articles/Sparmatic_Heizungsthermostate
  • https://blog.renekliment.cz/2015/11/termostaticka-hlavice-z-lidlu-s-atmega-169.html
  • https://github.com/MrKrabat/Comet-Blue-Thermostat
avrbluebluetoothcometcometblueeurotronicthermostat
Projects

Cloning iButton using RW1990 and AVR

1. June 2020 danman 7 Comments

Ahojte! 🙂IMG_20150613_095826

Yesterday arrived my RW1990 keys I had ordered from aliexpress. They look the same as original iButton (DS1990A) but they hide one awesome feature: they are writeable so you can change their Serial Number! This is how I managed to write them white some cheap parts I had at hand. Continue reading Cloning iButton using RW1990 and AVR →

1-wireavrcloneDallas SemiconductoriButtonRW1990

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