# Orthodox Brown Speeder Bike 608b ## Description ESP32 Wearable Health & GPS Tracker with Biometric Security, TFT Display, and Enhanced Power & Data Protection ## Project Details - **Owner:** yoga2223 - **Created:** 3/30/2026 - **Last Updated:** 3/30/2026 - **Visibility:** Public - **Power Requirements:** Battery - **Connectivity:** Bluetooth - **Connectivity:** WiFi - **Human Interface:** Display - **Power Requirements:** USB - **Domain:** Consumer Electronics - **Human Interface:** Buttons - **Software:** Arduino - **System Architecture:** graph TD Battery[LiPo Battery] --> Charger[Battery Charger] Charger --> Regulator[3.3V Regulator] Charger --> FuelGauge[Fuel Gauge] USB_C[USB-C Interface] --> Charger USB_C --> ESP32[ESP32 MCU] Regulator --> ESP32 ESP32 --> GPS[GPS Module] ESP32 --> TFT[TFT Display] ESP32 --> MAX30102[MAX30102 Sensor] ESP32 --> IMU[Optional IMU] ESP32 --> Buttons[Buttons] ESP32 --> Haptic[Haptic Feedback] FingerprintSensor --> ESP32_UART1 FingerprintSensor --> 3V3 FingerprintSensor --> GND - **Copies:** 1 ## Key Components ### J1 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-k-slfsn~nss.md) - Role Details: LiPo battery connector - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811151524_JST-Sales-America-B2B-PH-K-S-LF-SN_C131337.pdf - Part Type: Connector - Role: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: JST Sales America **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J2 — [124018312112A](https://www.flux.ai/adrian95/124018312112a~dea.md) - Role Details: USB Type-C receptacle, board-edge mount - Manufacturer Name: Amphenol ICC (Commercial Products) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://cdn.amphenol-cs.com/media/wysiwyg/files/documentation/datasheet/inputoutput/io_waterproof_usb_type_c.pdf - Manufacturer Part Number: 124018312112A - Role: Connector - Part Type: Connector **Pins:** - CC1 [pin A5] - CC2 [pin B5] - D1- [pin A7] - D1+ [pin A6] - D2- [pin B7] - D2+ [pin B6] - GND_A [pin A1] - GND_A [pin A12] - GND_B [pin B1] - GND_B [pin B12] - RX1- [pin B10] - RX1+ [pin B11] - RX2- [pin A10] - RX2+ [pin A11] - SBU1 [pin A8] - SBU2 [pin B8] - SHIELD [pin SH2] - SHIELD [pin SH4] - SHIELD [pin SH1] - SHIELD [pin SH3] - TX1- [pin A3] - TX1+ [pin A2] - TX2- [pin B3] - TX2+ [pin B2] - VBUS_A [pin A4] - VBUS_A [pin A9] - VBUS_B [pin B4] - VBUS_B [pin B9] ### LED1 — [KT-0603R](https://www.flux.ai/adrian95/kt-0603r~7c.md) - Role: LED - Manufacturer Name: Hubei KENTO Elec - Manufacturer Part Number: KT-0603R - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_1810231112_Hubei-KENTO-Elec-KT-0603R_C2286.pdf - Part Type: LED - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Charging indicator LED (Red) **Pins:** - A [pin 2] - K [pin 1] ### LED2 — [SML-D13FWT86C](https://www.flux.ai/jecstronic/sml-d13fwt86c~i2q.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://fscdn.rohm.com/en/products/databook/datasheet/opto/led/chip_mono/sml-d13fwt86(c)-e.pdf - Part Type: LED - Role Details: Battery status indicator LED (Green) - Manufacturer Part Number: SML-D13FWT86C - Role: LED - Manufacturer Name: Rohm Semiconductor **Pins:** - A [pin 2] - K [pin 1] ### SW1 — [B3U-1000P](https://www.flux.ai/adrian95/b3u-1000p~kb2.md) - Datasheet URL: https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3u.pdf - Part Type: Switch - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Omron Electronics Inc-EMC Div - Manufacturer Part Number: B3U-1000P - Role: Switch - Role Details: User input pushbutton **Pins:** - 1 [pin 1] - 2 [pin 2] ### SW2 — [B3U-1000P](https://www.flux.ai/adrian95/b3u-1000p~kb2.md) - Manufacturer Name: Omron Electronics Inc-EMC Div - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Switch - Datasheet URL: https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3u.pdf - Role: Switch - Role Details: User input pushbutton - Manufacturer Part Number: B3U-1000P **Pins:** - 1 [pin 1] - 2 [pin 2] ### TP1 — [5019](https://www.flux.ai/adrian95/5019~fxh.md) - Role: Interface - Manufacturer Name: Keystone Electronics - Manufacturer Part Number: 5019 - Datasheet URL: https://www.keyelco.com/product-pdf.cfm?p=1357 - Part Type: Test Point - Role Details: Programming pads for ESP32 auto-boot - License: https://creativecommons.org/licenses/by/4.0/ - Package or Case Code: 5019 **Pins:** - 1 [pin 1] ### TP2 — [5019](https://www.flux.ai/adrian95/5019~fxh.md) - Role Details: Programming pads for ESP32 auto-boot - Manufacturer Name: Keystone Electronics - Role: Interface - Manufacturer Part Number: 5019 - Datasheet URL: https://www.keyelco.com/product-pdf.cfm?p=1357 - Part Type: Test Point - Package or Case Code: 5019 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] ### TP3 — [5019](https://www.flux.ai/adrian95/5019~fxh.md) - Role: Interface - License: https://creativecommons.org/licenses/by/4.0/ - Package or Case Code: 5019 - Part Type: Test Point - Manufacturer Part Number: 5019 - Manufacturer Name: Keystone Electronics - Datasheet URL: https://www.keyelco.com/product-pdf.cfm?p=1357 - Package: 5019 - Role Details: Test pad for sensor TX net **Pins:** - 1 [pin 1] ### TP4 — [5019](https://www.flux.ai/adrian95/5019~fxh.md) - Part Type: Test Point - Manufacturer Part Number: 5019 - Manufacturer Name: Keystone Electronics - Datasheet URL: https://www.keyelco.com/product-pdf.cfm?p=1357 - Package or Case Code: 5019 - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Test pad for sensor RX net - Package: 5019 - Role: Interface **Pins:** - 1 [pin 1] ### TP5 — [5019](https://www.flux.ai/adrian95/5019~fxh.md) - Part Type: Test Point - Datasheet URL: https://www.keyelco.com/product-pdf.cfm?p=1357 - Manufacturer Part Number: 5019 - Manufacturer Name: Keystone Electronics - Package or Case Code: 5019 - Role Details: Test pad for sensor VDD net - License: https://creativecommons.org/licenses/by/4.0/ - Package: 5019 - Role: Interface **Pins:** - 1 [pin 1] ### TP6 — [5019](https://www.flux.ai/adrian95/5019~fxh.md) - Datasheet URL: https://www.keyelco.com/product-pdf.cfm?p=1357 - Manufacturer Part Number: 5019 - Manufacturer Name: Keystone Electronics - Part Type: Test Point - License: https://creativecommons.org/licenses/by/4.0/ - Package: 5019 - Package or Case Code: 5019 - Role: Interface - Role Details: Test pad for sensor GND net **Pins:** - 1 [pin 1] ### U1 — [ESP32-S3-WROOM-1-N16R8](https://www.flux.ai/alantyger/esp32-s3-wroom-1-n16r8~ok.md) - Manufacturer Name: Espressif Systems - Purchase Url: https://octopart.com/esp32-s3-wroom-1-n16r8-espressif+systems-124180817?r=spc#CadModels - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdfhttps://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf - Role: Main MCU - Manufacturer Part Number: ESP32-S3-WROOM-1-N16R8 - Part Type: Microcontroller - Role Details: ESP32-S3 with native USB, WiFi, and BLE **Pins:** - 3V3 [pin 2] - EN [pin 3] - GND_1 [pin 1] - GND_10 [pin 48] - GND_11 [pin 49] - GND_2 [pin 40] - GND_3 [pin 41] - GND_4 [pin 42] - GND_5 [pin 43] - GND_6 [pin 44] - GND_7 [pin 45] - GND_8 [pin 46] - GND_9 [pin 47] - IO0 [pin 27] - IO1 [pin 39] - IO10 [pin 18] - IO11 [pin 19] - IO12 [pin 20] - IO13 [pin 21] - IO14 [pin 22] - IO15 [pin 8] - IO16 [pin 9] - IO17 [pin 10] - IO18 [pin 11] - IO19 [pin 13] - IO2 [pin 38] - IO20 [pin 14] - IO21 [pin 23] - IO3 [pin 15] - IO35 [pin 28] - IO36 [pin 29] - IO37 [pin 30] - IO38 [pin 31] - IO39 [pin 32] - IO4 [pin 4] - IO40 [pin 33] - IO41 [pin 34] - IO42 [pin 35] - IO45 [pin 26] - IO46 [pin 16] - IO47 [pin 24] - IO48 [pin 25] - IO5 [pin 5] - IO6 [pin 6] - IO7 [pin 7] - IO8 [pin 12] - IO9 [pin 17] - RXD0 [pin 36] - TXD0 [pin 37] ### U2 — [TFT 1.8](https://www.flux.ai/jecstronic/tft-1p8~vc.md) - Role Details: 1.8" SPI TFT display, 128×160 resolution - Manufacturer Part Number: NHD-1.8-128160EF-CSXN#-F - Manufacturer Name: Newhaven Display Intl - Datasheet URL: https://newhavendisplay.com/content/specs/NHD-1.8-128160EF-CSXN-F.pdf - Part Type: LCD - License: https://creativecommons.org/licenses/by/4.0/ - Role: Display Device **Pins:** - ~CS [pin 4] - ~RD [pin 8] - ~RST [pin 5] - ~WR [pin 7] - D/C [pin 6] - DB0 [pin 9] - DB1 [pin 10] - DB2 [pin 11] - DB3 [pin 12] - DB4 [pin 13] - DB5 [pin 14] - DB6 [pin 15] - DB7 [pin 16] - GND [pin 20] - GND [pin 1] - IOVDD [pin 2] - LED-A [pin 17] - LED-K1 [pin 18] - LED-K2 [pin 19] - VDD [pin 3] ### U3 — [MAX30102EFD+T](https://www.flux.ai/vasy_skral/max30102efdplust~r7h.md) - Role: Sensor - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX30102.pdf - Manufacturer Part Number: MAX30102EFD+T - Manufacturer Name: Maxim Integrated - Symbol Style: Parametric - Role Details: Pulse oximeter & heart rate sensor (I²C) - Part Type: Integrated Circuit **Pins:** - ~INT [pin 13] - GND [pin 12] - IR_DRV [pin 6] - NC [pin 8] - NC [pin 14] - NC [pin 1] - NC [pin 7] - PGND [pin 4] - R_DRV [pin 5] - SCL [pin 2] - SDA [pin 3] - VDD [pin 11] - VLED+ [pin 10] - VLED+ [pin 9] ### U4 — [GPS01-TD](https://www.flux.ai/ril3y/gps01-td~v8.md) - Role Details: GPS receiver module for location services - Role: GPS Module - Datasheet URL: https://d3s5r33r268y59.cloudfront.net/datasheets/28099/2023-04-24-08-09-33/GPS01-TD_high_precision_low_power_quad-mode_GPS_pos_CKseadq.pdf - Manufacturer Part Number: GPS01-TD **Pins:** - 1PPS [pin 4] - ANT_ON [pin 13] - EXT_INT0 [pin 5] - GND1 [pin 1] - GND2 [pin 10] - GND3 [pin 12] - NC1 [pin 15] - NC2 [pin 18] - RESET [pin 9] - RF_IN [pin 11] - RXD [pin 3] - SCL [pin 17] - SDA [pin 16] - TXD [pin 2] - V_BCKP [pin 6] - VCC [pin 8] - VCC_IO [pin 7] - VCC_RF [pin 14] ### U5 — [MCP73831-2DCI/MC](https://www.flux.ai/adrian95/mcp73831-2dcimc~xnp.md) - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/MCP73831-Family-Data-Sheet-DS20001984H.pdf - Part Type: Integrated Circuit - Role: Power Conversion - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: MCP73831-2DCI/MC - Role Details: Single-cell LiPo charger - Manufacturer Name: Microchip Technology **Pins:** - EP [pin 9] - NC [pin 7] - PROG [pin 8] - STAT [pin 5] - VBAT_1 [pin 3] - VBAT_2 [pin 4] - VDD_1 [pin 1] - VDD_2 [pin 2] - VSS [pin 6] ### U6 — [USBLC6-2P6](https://www.flux.ai/kicad-part-library/usblc6-2p6~djt.md) - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: USBLC6-2P6 - Datasheet URL: https://www.st.com/resource/en/datasheet/usblc6-2.pdf - Package or Case Code: SOT-666 - Role: Protection - Role Details: ESD protection for USB D+ and D− data lines **Pins:** - GND [pin 2] - I/O1 [pin 6] - I/O1 [pin 1] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### U7 — [RDB223](https://www.flux.ai/lcsc/rdb223~wkp.md) - Part Type: Biometric Sensors - Manufacturer Part Number: RDB223 - keepout: right board edge - Manufacturer Name: Winsen(炜盛) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2011161105_Zhengzhou-Winsen-Elec-Tech-RDB223_C879408.pdf - Max Input Voltage: 4.5V - JLCPCB Part Class: Extended Part - LCSC Part Number: C879408 - Role: Sensor - Package or Case Code: SEMSOR-TH_RDB223 - Product Info Url: https://lcsc.com/product-detail/Infrared-Sensors_Zhengzhou-Winsen-Elec-Tech-RDB223_C879408.html - Role Details: Side-mounted capacitive fingerprint sensor module (UART1 interface) - Max Output Voltage: 4.5V **Pins:** - REL [pin 2] - VDD [pin 1] - VSS [pin 3] ### U8 — [TPD3E001DRLR](https://www.flux.ai/kicad-part-library/tpd3e001drlr~6l.md) - Package or Case Code: SOT-553 - Manufacturer Part Number: TPD3E001DRLR - Datasheet URL: http://www.ti.com/lit/ds/symlink/tpd3e001.pdf - Role: Protection - Role Details: Low-capacitance ESD protection for fingerprint sensor UART1 TX/RX lines - Manufacturer Name: Texas Instruments Inc. **Pins:** - ~ [pin 5] - ~ [pin 3] - IO1 [pin 1] - IO2 [pin 2] - IO3 [pin 4] ### U9 — [SN74LVC2T45DCTT](https://www.flux.ai/lcsc/sn74lvc2t45dctt~xmz.md) - Role: Logic-level Shifting - JLCPCB Part Class: Extended Part - Manufacturer Part Number: SN74LVC2T45DCTT - Role Details: Level shifter for fingerprint sensor UART1 TX/RX signals - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010103_Texas-Instruments-SN74LVC2T45DCTT_C347590.pdf - Part Type: Translators / Level Shifters - Manufacturer Name: TI(德州仪器) - LCSC Part Number: C347590 - Package or Case Code: SSOP-8_L3.1-W2.8-P0.65-LS4.0-BL - Product Info Url: https://lcsc.com/product-detail/Others_Texas-Instruments-TI-SN74LVC2T45DCTT_C347590.html **Pins:** - A1 [pin 2] - A2 [pin 3] - B1 [pin 7] - B2 [pin 6] - DIR [pin 5] - GND [pin 4] - VCCA [pin 1] - VCCB [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/yoga2223/orthodox-brown-speeder-bike-608b~r8](https://www.flux.ai/yoga2223/orthodox-brown-speeder-bike-608b~r8).* --- *Generated from [https://www.flux.ai/yoga2223/orthodox-brown-speeder-bike-608b~r8](https://www.flux.ai/yoga2223/orthodox-brown-speeder-bike-608b~r8)*