CO2 Sensor enclosure / MH-Z19
thingiverse
Enclosure for MH-Z19 CO2 Sensor The enclosure for MH-Z19 CO2 Sensor, which clips in also OLED1306 LCD and ESP32 development board. I use the following firmware.. https://github.com/letscontrolit/ESPEasy/releases/download/mega-20210114/ESPEasy_ESP32_mega-20210114.zip To flash firmware GPIO is held low. Connect using a usb > serial connecting to TX0 and RX0 I used the included Espressif_flash_download_tool_v3.8.5 I use letscontrolit firmware, [https://github.com/letscontrolit] I initially connected 5v supply directly in parallel with the relay board, however when repowered this caused the ESP32 to hang, I then connected the relay board with a diode and this solved the issue. Print Settings Printer: Custom Rafts: No Supports: No Resolution: .12 Infill: 20% Filament brand: any Filament color: any Filament material: pla How I Designed This Fusion 360
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