# mmWave + Climate Sensors ESP32 ## Description Multi Sensor for Home Assistant ## Project Details - **Owner:** haightjr - **Created:** 8/31/2025 - **Last Updated:** 8/31/2025 - **Visibility:** Public ## Key Components ### — [5050LED_RGB+CCT](https://www.flux.ai/techman/5050ledrgbpluscct~c1.md) - Product Name: 5050rgbww 5 in 1 patch lamp bead - Product Size: 5.0 * 5.0 * 1.6mm - Voltage: R: 2.0-2.2v G: 3.0-3.2v B: 3.0-3.2v WW: 2.8-3.0v W: 2.8-3.0v V - Current: 100mA - Power: 0.3W **Pins:** - B- [pin B-] - B+ [pin B+] - G- [pin G-] - G+ [pin G+] - R- [pin R-] - R+ [pin R+] - W1- [pin W1-] - W1+ [pin W1+] - W2- [pin W2-] - W2+ [pin W2+] ### ESP1 — [ESP32-C3-WROOM-02-N4](https://www.flux.ai/vasy_skral/esp32-c3-wroom-02-n4~tqi.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-c3-wroom-02_datasheet_en.pdf - Symbol Style: Parametric - Manufacturer Name: Espressif Systems - Part Type: Module - Manufacturer Part Number: ESP32-C3-WROOM-02-N4 **Pins:** - 3V3 [pin 1] - EN [pin 2] - GND [pin 38] - GND [pin 32] - GND [pin 37] - GND [pin 22] - GND [pin 19] - GND [pin 34] - GND [pin 31] - GND [pin 21] - GND [pin 39] - GND [pin 36] - GND [pin 9] - GND [pin 25] - GND [pin 33] - GND [pin 29] - GND [pin 30] - GND [pin 28] - GND [pin 20] - GND [pin 35] - GND [pin 26] - GND [pin 24] - GND [pin 23] - GND [pin 27] - IO0 [pin 18] - IO1 [pin 17] - IO10 [pin 10] - IO18 [pin 13] - IO19 [pin 14] - IO2 [pin 16] - IO3 [pin 15] - IO4 [pin 3] - IO5 [pin 4] - IO6 [pin 5] - IO7 [pin 6] - IO8 [pin 7] - IO9 [pin 8] - RXD [pin 11] - TXD [pin 12] ### J1 — [TYPE-C-31-M-12](https://www.flux.ai/vasy_skral/type-c-31-m-12~75f.md) - Symbol Style: Parametric - Manufacturer Part Number: TYPE-C-31-M-12 - Datasheet URL: https://en.krhro.com/npublic/opdfjs/web/viewer.html?file=https%3A%2F%2Fomo-oss-file.thefastfile.com%2Fportal-saas%2Fnew2023011311465142457%2Fcms%2Ffile%2F95f41c83-14fa-41cb-9f86-8d6a717317e5.pdf - Manufacturer Name: Korean Hroparts Elec - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND [pin B1A12] - GND [pin A1B12] - SBU1 [pin A8] - SBU2 [pin B8] - SHIELD [pin S3] - SHIELD [pin S1] - SHIELD [pin S4] - SHIELD [pin S2] - VBUS [pin B4A9] - VBUS [pin A4B9] ### U1 — [BME688](https://www.flux.ai/adrian95/bme688~p9.md) - Part Type: Integrated Circuit - Datasheet URL: https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme688-ds000.pdf - Manufacturer Part Number: BME688 - Manufacturer Name: Bosch Sensortec - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - CSB [pin 2] - GND [pin 7] - GND [pin 1] - SCK [pin 4] - SDI [pin 3] - SDO [pin 5] - VDD [pin 8] - VDDIO [pin 6] ### U2 — [LTR-390UV-01](https://www.flux.ai/jecstronic/ltr-390uv-01~3oz.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.mouser.com/datasheet/2/239/LTR-390UV_Final_%20DS_V1%201-1145336.pdf - Manufacturer Name: Lite-On - Manufacturer Part Number: LTR-390UV-01 - Part Type: Sensor **Pins:** - GND [pin 3] - INT [pin 5] - NC [pin 2] - SCL [pin 4] - SDA [pin 6] - VDD [pin 1] ### U3 — [EKMB1101111](https://www.flux.ai/adrian95/ekmb1101111~nao.md) - Manufacturer Name: Panasonic Electric Works - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Sensor - Manufacturer Part Number: EKMB1101111 - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/2240/EKMB_MC_AMN2_3_Rev_Sep_2012.pdf **Pins:** - GND [pin 3] - OUT [pin 2] - VDD [pin 1] ### U4 — [AMS1117-3.3](https://www.flux.ai/jharwinbarrozo/ams1117-33~sbc.md) - Part Type: Integrated Circuit - Manufacturer Name: Kexin - Manufacturer Part Number: AMS1117-3.3 - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2410122028_KEXIN-AMS1117-3-3_C369933.pdf **Pins:** - GND [pin 1] - TAB [pin 4] - VI [pin 3] - VO [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/haightjr/mmwave-plus-climate-sensors-esp32~2u](https://www.flux.ai/haightjr/mmwave-plus-climate-sensors-esp32~2u).* --- *Generated from [https://www.flux.ai/haightjr/mmwave-plus-climate-sensors-esp32~2u](https://www.flux.ai/haightjr/mmwave-plus-climate-sensors-esp32~2u)*