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CO2, temperature & humidity sensor
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Case for a:
- CO2 sensor (MH-Z19B)
- temperature- + humidity sensor (HTU21D or BME280)
- 0.96" OLED display
- ESP8266
Link to build instructions: https://docs.google.com/document/d/1xasCGfBETd0N2bq7BI-maAkGFvk7YDnRBfVL16skOQY/edit?usp=sharing
2021.02.12: this design is based on a nodemcu board which has wifi problems. Will consider redesigning it to use a wemos d1 mini, which has a shielded esp chip.
2019.11.25: decreased the size of the mounting pins for the esp8266, previous vers
- CO2 sensor (MH-Z19B)
- temperature- + humidity sensor (HTU21D or BME280)
- 0.96" OLED display
- ESP8266
Link to build instructions: https://docs.google.com/document/d/1xasCGfBETd0N2bq7BI-maAkGFvk7YDnRBfVL16skOQY/edit?usp=sharing
2021.02.12: this design is based on a nodemcu board which has wifi problems. Will consider redesigning it to use a wemos d1 mini, which has a shielded esp chip.
2019.11.25: decreased the size of the mounting pins for the esp8266, previous vers
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