Homematic - Temperature Sensor V2
prusaprinters
<p>Housing for a home-brew Homematic temperature sensor.</p> <p>I did use the following components:</p> <p>PCB: <a href="https://github.com/TomMajor/AskSinPP_Examples/tree/master/PCB/Sensor_PLHT">https://github.com/TomMajor/AskSinPP\_Examples/tree/master/PCB/Sensor\_PLHT</a><br/> Arduino Pro Mini 3.3V: <a href="https://www.aliexpress.com/item/Free-shipping-improved-version-of-pro-mini-electronic-building-blocks-Interactive-Media-ATMEGA328P-5V-16M/1298250308.html">https://www.aliexpress.com/item/Free-shipping-improved-version-of-pro-mini-electronic-building-blocks-Interactive-Media-ATMEGA328P-5V-16M/1298250308.html</a><br/> Battery holder: <a href="https://www.amazon.de/gp/product/B07HT39G17?tag=tv-auto-20">https://www.amazon.de/gp/product/B07HT39G17</a><br/> Sensor BME280: <a href="https://www.aliexpress.com/item/I2C-SPI-GY-BMP280-3-3-Digital-Barometric-Pressure-Altitude-Sensor-High-Precision-Atmospheric-Module-for/32654011852.html">https://www.aliexpress.com/item/I2C-SPI-GY-BMP280-3-3-Digital-Barometric-Pressure-Altitude-Sensor-High-Precision-Atmospheric-Module-for/32654011852.html</a><br/> Radio module: <a href="https://www.aliexpress.com/item/CC1101-Wireless-Module-Long-Distance-Transmission-Antenna-868MHZ-M115/32630602112.html">https://www.aliexpress.com/item/CC1101-Wireless-Module-Long-Distance-Transmission-Antenna-868MHZ-M115/32630602112.html</a><br/> Brass inserts M3x4: <a href="https://www.aliexpress.com/item/100PCS-OD-4-3-M3-3-4-5-6-8-10-12-brass-insert-nut-knurled/32793013316.html">https://www.aliexpress.com/item/100PCS-OD-4-3-M3-3-4-5-6-8-10-12-brass-insert-nut-knurled/32793013316.html</a><br/> Screws M3x20: <a href="https://www.ebay.de/itm/Senkkopfschrauben-Edelstahl-DIN-7991-M3-M12-Senkkopf-Innensechskant-A2-V2A-VA/283194144024">https://www.ebay.de/itm/Senkkopfschrauben-Edelstahl-DIN-7991-M3-M12-Senkkopf-Innensechskant-A2-V2A-VA/283194144024</a></p> <p>Firmware: <a href="https://github.com/jp112sdl/Beispiel_AskSinPP/tree/master/examples/HM-WDS40-TH-I-BME280">https://github.com/jp112sdl/Beispiel\_AskSinPP/tree/master/examples/HM-WDS40-TH-I-BME280</a></p> <h3>Print instructions</h3><p>Category: DIY</p>
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