# IoT Home Gas Sensor ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** cutreedesigns - **Created:** 5/14/2024 - **Last Updated:** 6/19/2025 - **Visibility:** Public ## Key Components ### IC1 — [BME680](https://www.flux.ai/vasyl/bme680~s5p.md) - Part Type: Specialized Sensors - Manufacturer Name: Bosch Sensortec - Datasheet URL: https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme680-ds001.pdf - Manufacturer Part Number: BME680 **Pins:** - CSB [pin 2] - GND [pin 1] - GND [pin 7] - SCK [pin 4] - SDI [pin 3] - SDO [pin 5] - VDD [pin 8] - VDDIO [pin 6] ### IC2 — [MAX30003CWV+T](https://www.flux.ai/jecstronic/max30003cwvplust~qh5.md) - Manufacturer Name: Texas Instruments Inc. - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: MAX30003CWV+T - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX30003.pdf **Pins:** - AGND_1 [pin B3] - AGND_2 [pin B4] - AGND_3 [pin C3] - AGND_4 [pin C4] - AGND_5 [pin D4] - AVDD [pin E1] - CAPN [pin B5] - CAPP [pin B6] - CPLL [pin C6] - CSB [pin E6] - DGND [pin C5] - DVDD [pin D6] - ECGN [pin A6] - ECGP [pin A5] - FCLK [pin D5] - I.C._1 [pin A1] - I.C._2 [pin A2] - I.C._3 [pin A3] - I.C._4 [pin A4] - I.C._5 [pin B2] - I.C._6 [pin C2] - INT2B [pin E2] - INTB [pin D2] - OVDD [pin D3] - SCLK [pin E5] - SDI [pin E4] - SDO [pin E3] - VBG [pin B1] - VCM [pin C1] - VREF [pin D1] ### J1 — [PJ-051AH](https://www.flux.ai/vasy_skral/pj-051ah~yy8.md) - Manufacturer Name: CUI Devices - Manufacturer Part Number: PJ-051AH - Datasheet URL: https://www.cuidevices.com/product/resource/digikeypdf/pj-051ah.pdf - Part Type: Connector **Pins:** - Center Pin [pin 1] - MountPin [pin MP2] - MountPin [pin MP1] - Switch [pin 3] - Terminal [pin 2] ### LED1 — [WS2812B-Mini](https://www.flux.ai/jecstronic/ws2812b-mini~jrq.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: LED - Manufacturer Part Number: WS2812B-Mini - Manufacturer Name: Worldsemi - Datasheet URL: https://datasheet.lcsc.com/lcsc/2005251033_Worldsemi-WS2812B-Mini_C527089.pdf **Pins:** - DIN [pin 4] - DOUT [pin 2] - VDD [pin 1] - VSS [pin 3] ### SW1 — [PTS815](https://www.flux.ai/vasy_skral/pts815~6b.md) - Manufacturer Name: C&K - Manufacturer Part Number: PTS815 SJM 250 SMTR LFS - Datasheet URL: https://www.ckswitches.com/media/2728/pts815.pdf - Part Type: Switch **Pins:** - ~1 [pin 1] - ~2 [pin 2] - ~3 [pin 3] - ~4 [pin 4] ### U1 — [LM317HVT-NOPB](https://www.flux.ai/adrian95/lm317hvt-nopb~sui.md) - Manufacturer Part Number: LM317HVT-NOPB - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm117hv.pdf - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - ADJ [pin 1] - VI [pin 3] - VO [pin 2] ### U2 — [NRF52832-QFAB-R](https://www.flux.ai/vasyl/nrf52832-qfab-r~ikn.md) - Manufacturer Part Number: NRF52832-QFAB-R - Manufacturer Name: Nordic Semiconductor ASA - Part Type: Microcontroller - Datasheet URL: https://infocenter.nordicsemi.com/pdf/nRF52832_PS_v1.4.pdf **Pins:** - ANT [pin 30] - DCC [pin 47] - DEC1 [pin 1] - DEC2 [pin 32] - DEC3 [pin 33] - DEC4 [pin 46] - NC [pin 44] - NFC1/P0.09 [pin 11] - NFC2/P0.10 [pin 12] - P0.00/XL1 [pin 2] - P0.01/XL2 [pin 3] - P0.02/AIN0 [pin 4] - P0.03/AIN1 [pin 5] - P0.04/AIN2 [pin 6] - P0.05/AIN3 [pin 7] - P0.06 [pin 8] - P0.07 [pin 9] - P0.08 [pin 10] - P0.11 [pin 14] - P0.12 [pin 15] - P0.13 [pin 16] - P0.14 [pin 17] - P0.15 [pin 18] - P0.16 [pin 19] - P0.17 [pin 20] - P0.18/SWO [pin 21] - P0.19 [pin 22] - P0.20 [pin 23] - P0.21/~RESET [pin 24] - P0.22 [pin 27] - P0.23 [pin 28] - P0.24 [pin 29] - P0.25 [pin 37] - P0.26 [pin 38] - P0.27 [pin 39] - P0.28/AIN4 [pin 40] - P0.29/AIN5 [pin 41] - P0.30/AIN6 [pin 42] - P0.31/AIN7 [pin 43] - SWDCLK [pin 25] - SWDIO [pin 26] - VDD [pin 13] - VDD [pin 48] - VDD [pin 36] - VSS [pin 49] - VSS [pin 31] - VSS [pin 45] - XC1 [pin 34] - XC2 [pin 35] ### U3 — [MAX30102EFD+T](https://www.flux.ai/vasy_skral/max30102efdplust~r7h.md) - Manufacturer Name: Maxim Integrated - Part Type: Integrated Circuit - Manufacturer Part Number: MAXM86161EFD+ - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX30102.pdf **Pins:** - ~INT [pin 13] - GND [pin 12] - IR_DRV [pin 6] - NC [pin 1] - NC [pin 7] - NC [pin 8] - NC [pin 14] - PGND [pin 4] - R_DRV [pin 5] - SCL [pin 2] - SDA [pin 3] - VDD [pin 11] - VLED+ [pin 9] - VLED+ [pin 10] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/cutreedesigns/iot-home-gas-sensor~12](https://www.flux.ai/cutreedesigns/iot-home-gas-sensor~12).* --- *Generated from [https://www.flux.ai/cutreedesigns/iot-home-gas-sensor~12](https://www.flux.ai/cutreedesigns/iot-home-gas-sensor~12)*