# Bluetooth Module ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** jasonfriesen - **Created:** 3/24/2026 - **Last Updated:** 4/2/2026 - **Visibility:** Public ## Key Components ### BT1 — [Battery Holder 1 Cell DIP AA](https://www.flux.ai/vasyl/battery-holder-1-cell-dip-aa~gak.md) - Voltage: 1.5V - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Keystone Electronics - Part Type: Battery Holder - Manufacturer Part Number: 2460 - Datasheet URL: https://www.keyelco.com/userAssets/file/M65p28.pdf **Pins:** - NEGATIVE [pin N] - POSITIVE [pin P] ### BT2 — [Battery Holder 1 Cell DIP AA](https://www.flux.ai/vasyl/battery-holder-1-cell-dip-aa~gak.md) - Manufacturer Part Number: 2460 - Datasheet URL: https://www.keyelco.com/userAssets/file/M65p28.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Keystone Electronics - Part Type: Battery Holder - Voltage: 1.5V **Pins:** - NEGATIVE [pin N] - POSITIVE [pin P] ### D1 — [USBLC6-2SC6](https://www.flux.ai/cherepanyadima/usblc6-2sc6~4b.md) - Manufacturer Part Number: USBLC6-2SC6 - Part Type: Diode - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.st.com/resource/en/datasheet/cd00050750.pdf **Pins:** - GND [pin 2] - I/O1_IN [pin 1] - I/O1_OUT [pin 6] - I/O2_IN [pin 3] - I/O2_OUT [pin 4] - VBUS [pin 5] ### F1 — [MF-PSMF050X-2](https://www.flux.ai/adrian95/mf-psmf050x-2~hrr.md) - Manufacturer Name: Bourns Inc. - Datasheet URL: https://www.bourns.com/docs/Product-Datasheets/mfpsmf.pdf - Part Type: Fuse - Manufacturer Part Number: MF-PSMF050X-2 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### J1 — [USB4105-GF-A](https://www.flux.ai/adrian95/usb4105-gf-a~im9.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: USB4105-GF-A - Part Type: USB C - Manufacturer Name: GCT - Manufacturer Name: GCT - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/5492/USB4105.pdf **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND [pin A1_B12] - GND__1 [pin B1_A12] - SBU1 [pin A8] - SBU2 [pin B8] - SHELL_GND [pin SH1] - SHELL_GND__1 [pin SH2] - SHELL_GND__2 [pin SH3] - SHELL_GND__3 [pin SH4] - VBUS [pin A4_B9] - VBUS__1 [pin B4_A9] ### J2 — [1989764](https://www.flux.ai/adrian95/1989764~wl4.md) - Connector Positions: 4 - Manufacturer Name: Phoenix Contact - Datasheet URL: https://datasheet.datasheetarchive.com/originals/distributors/SFDatasheet-2/sf-00059246.pdf - Connector Type: Terminal Blocks - Part Type: Connector - Connector Rows: 1 - Manufacturer Part Number: 1989764 - Connector Pitch: 2.50mm - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### J3 — [ARM JTAG SWD 10Pin 0.05" Connector](https://www.flux.ai/vasy_skral/arm-jtag-swd-10pin-005-connector~y0b.md) - Manufacturer Name: Analog Devices - Datasheet URL: https://suddendocs.samtec.com/catalog_english/ftsh_smt.pdf - Manufacturer Part Number: FTSH-105-01-L-DV-007-K - Part Type: Connector **Pins:** - ~RESET~ [pin 10] - GND [pin 5] - GND [pin 3] - GNDDetect [pin 9] - NC/TDI [pin 8] - SWDCLK/TCK [pin 4] - SWDIO/TMS [pin 2] - SWO/TDO [pin 6] - VTref [pin 1] ### LED1 — [LTST-C190KRKT](https://www.flux.ai/adrian95/ltst-c190krkt~3pw.md) - Manufacturer Part Number: LTST-C190KRKT - Part Type: LED - Manufacturer Name: Lite-On Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://optoelectronics.liteon.com/upload/download/DS-22-99-0151/LTST-C190KRKT.pdf **Pins:** - A [pin 2] - K [pin 1] ### SW1 — [SW1AB-480-T50](https://www.flux.ai/lcsc/sw1ab-480-t50~zvx6.md) - Manufacturer Name: Shinmei(日本神明) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_Shinmei-SW1AB-480-T50_C294481.pdf - Product Info Url: https://lcsc.com/product-detail/_Shinmei-SW1AB-480-T50_C294481.html - Part Type: Microswitches - Manufacturer Part Number: SW1AB-480-T50 - Package or Case Code: SW-SMD_SW1AB-480-T50 - JLCPCB Part Class: Extended Part - LCSC Part Number: C294481 **Pins:** - 1 [pin 1] - 2 [pin 2] ### U1 — [MCP73831T-2ACI/OT](https://www.flux.ai/adrian95/mcp73831t-2aciot~922.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Microchip Technology - Manufacturer Part Number: MCP73831T-2ACI/OT - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/MCP73831-Family-Data-Sheet-DS20001984H.pdf **Pins:** - PROG [pin 5] - STAT [pin 1] - VBAT [pin 3] - VIN [pin 4] - VSS [pin 2] ### U2 — [AP2112K-3.3TRG1](https://www.flux.ai/adrian95/ap2112k-33trg1~zlq.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: Diodes Incorporated - Manufacturer Part Number: AP2112K-3.3TRG1 - Manufacturer Name: https://www.diodes.com/assets/Datasheets/AP2112.pdf **Pins:** - EN [pin 3] - GND [pin 2] - NC [pin 4] - VIN [pin 1] - VOUT [pin 5] ### U3 — [MDBT50Q-1MV2](https://www.flux.ai/jecstronic/mdbt50q-1mv2~4xq.md) - Pin P1.13 Type: Not Connected - Manufacturer Name: Raytac - Pin P1.03 Type: Not Connected - Pin P1.07 Type: Not Connected - Pin P1.05 Description: General-purpose I/O - Pin P1.14 Description: General-purpose I/O - Datasheet URL: https://www.raytac.com/download/index.php?index_id=43 - Pin P1.12 Type: Not Connected - Pin P1.10 Type: Not Connected - Pin P1.04 Description: General-purpose I/O - Pin P1.06 Description: General-purpose I/O - Pin P1.15 Type: Not Connected - Pin P1.06 Type: Not Connected - Pin P1.08 Type: Not Connected - Pin P1.07 Description: General-purpose I/O - Pin P1.12 Description: General-purpose I/O - Manufacturer Part Number: MDBT50Q-1MV2 - Pin P1.02 Description: General-purpose I/O - Pin P1.13 Function: GPIO bi-directional, intentionally unused - Pin P1.01 Type: Not Connected - Pin P1.13 Description: General-purpose I/O - Pin P1.11 Type: Not Connected - Pin P1.08 Description: General-purpose I/O - Pin P1.01 Description: General-purpose I/O - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Module - Pin P1.02 Type: Not Connected - Pin P1.11 Description: General-purpose I/O - Pin P1.15 Description: General-purpose I/O - Pin P1.04 Type: Not Connected - Pin P1.09 Description: General-purpose I/O - Pin P1.03 Description: General-purpose I/O - Pin P1.05 Type: Not Connected - Pin P1.14 Type: Not Connected - Pin 61: Not Connected - Pin P1.10 Description: General-purpose I/O - Pin P1.09 Type: Not Connected **Pins:** - D- [pin 34] - D+ [pin 35] - DCCH [pin 31] - GND [pin 55] - GND [pin 33] - GND [pin 1] - GND [pin 2] - GND [pin 15] - P0.00/XL1 [pin 17] - P0.01/XL2 [pin 18] - P0.02/AIN0 [pin 11] - P0.03/AIN1 [pin 9] - P0.04/AIN2 [pin 20] - P0.05/AIN3 [pin 21] - P0.06 [pin 22] - P0.07/TRACECLK [pin 23] - P0.08 [pin 24] - P0.09/NFC1 [pin 52] - P0.10/NFC2 [pin 54] - P0.11/TRACEDATA2 [pin 27] - P0.12/TRACEDATA1 [pin 29] - P0.13 [pin 37] - P0.14 [pin 36] - P0.15 [pin 39] - P0.16 [pin 38] - P0.17 [pin 41] - P0.18/~RESET [pin 40] - P0.19 [pin 42] - P0.20 [pin 44] - P0.21 [pin 43] - P0.22 [pin 46] - P0.23 [pin 45] - P0.24 [pin 48] - P0.25 [pin 49] - P0.26 [pin 19] - P0.27 [pin 16] - P0.28/AIN4 [pin 13] - P0.29/AIN5 [pin 10] - P0.30/AIN6 [pin 14] - P0.31/AIN7 [pin 12] - P1.00/TRACEDATA0 [pin 47] - P1.01 [pin 61] - P1.02 [pin 50] - P1.03 [pin 60] - P1.04 [pin 56] - P1.05 [pin 59] - P1.06 [pin 57] - P1.07 [pin 58] - P1.08 [pin 25] - P1.09/TRACEDATA3 [pin 26] - P1.10 [pin 3] - P1.11 [pin 4] - P1.12 [pin 5] - P1.13 [pin 6] - P1.14 [pin 7] - P1.15 [pin 8] - SWDCLK [pin 53] - SWDIO [pin 51] - VBUS [pin 32] - VDD [pin 28] - VDDH [pin 30] ### U4 — [NAU7802SGI](https://www.flux.ai/jecstronic/nau7802sgi~w0m.md) - Datasheet URL: https://www.nuvoton.com/export/resource-files/NAU7802%20Data%20Sheet%20V1.7.pdf - Part Type: Integrated Circuit - Manufacturer Name: Nuvoton Technology Corporation - Manufacturer Part Number: NAU7802SGI - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - AVDD/LDO [pin 16] - AVSS [pin 8] - DRDY [pin 12] - DVDD [pin 15] - DVSS [pin 9] - REFN [pin 7] - REFP [pin 1] - SCLK [pin 13] - SDIO [pin 14] - VBG [pin 6] - VIN1N [pin 2] - VIN1P [pin 3] - VIN2N [pin 4] - VIN2P [pin 5] - XIN [pin 10] - XOUT [pin 11] ### U5 — [LIS2DH12TR](https://www.flux.ai/lcsc/lis2dh12tr~ufe2.md) - Package or Case Code: LGA-12_L2.0-W2.0-P0.50-BL - Sensor Type: 3-axis digital accelerometer - LCSC Part Number: C110926 - Manufacturer Name: ST(意法半导体) - Part Type: Motion Sensors - Accelerometers - Manufacturer Part Number: LIS2DH12TR - Termination: 16-pin LGA - Product Info Url: https://lcsc.com/product-detail/Motion-Sensors-Accelerometers_STMicroelectronics_LIS2DH12TR_STMicroelectronics-LIS2DH12TR_C110926.html - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810010329_STMicroelectronics-LIS2DH12TR_C110926.pdf **Pins:** - CS [pin 2] - GND [pin 8] - GND [pin 6] - GND [pin 7] - INT1 [pin 12] - INT2 [pin 11] - RES [pin 5] - SCL/SPC [pin 1] - SDA/SDI/SDO [pin 4] - SDO/SA0 [pin 3] - VDD [pin 9] - VDD_IO [pin 10] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/jasonfriesen/bluetooth-module~2v](https://www.flux.ai/jasonfriesen/bluetooth-module~2v).* --- *Generated from [https://www.flux.ai/jasonfriesen/bluetooth-module~2v](https://www.flux.ai/jasonfriesen/bluetooth-module~2v)*