# OVA Pulse Embryo Heartbeat Detector ## Description 4-layer STM32F303 + AFE4404 photoplethysmography detector for embryo heartbeat sensing through eggshell, with USB-C power/data, TFT display, optical FFC interface, low-noise analog layout constraints, and manufacturing-ready outputs. ## Project Details - **Owner:** hamzaali1 - **Created:** 6/3/2026 - **Last Updated:** 6/3/2026 - **Visibility:** Public ## Key Components ### D1 — [USBLC6-2SC6](https://www.flux.ai/vasy_skral/usblc6-2sc6~g1b.md) - Symbol Style: parametric-v1 - LCSC Part Number: C7519 - Manufacturer Name: STMicroelectronics - Part Type: Protection - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/06/1d/48/9c/6c/20/4a/b2/CD00050750.pdf/files/CD00050750.pdf/jcr:content/translations/en.CD00050750.pdf - Manufacturer Part Number: USBLC6-2SC6 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - GND [pin 2] - I/O1 [pin 6] - I/O1 [pin 1] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### J1 — [1054500101](https://www.flux.ai/lcsc/1054500101~mxag.md) - Part Type: USB Connectors - Package or Case Code: USB-C-SMD_TYPE-C-USB-18 - Manufacturer Name: MOLEX - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2407021134_MOLEX-1054500101_C134092.pdf - Manufacturer Part Number: 1054500101 - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/USB-Type-C_MOLEX_105450-0101_105450-0101_C134092.html - LCSC Part Number: C134092 **Pins:** - 0 [pin 0] - 0 [pin 0] - 0 [pin 0] - 25 [pin 0] - CC1 [pin A5] - CC2 [pin B5] - D- [pin A7] - D- [pin B7] - D+ [pin B6] - D+ [pin A6] - GND [pin A12] - GND [pin B12] - GND [pin B1] - GND [pin A1] - RX1- [pin B10] - RX1+ [pin B11] - RX2- [pin A10] - RX2+ [pin A11] - SBU1 [pin A8] - SBU2 [pin B8] - TX1- [pin A3] - TX1+ [pin A2] - TX2- [pin B3] - TX2+ [pin B2] - VBUS [pin B9] - VBUS [pin A4] - VBUS [pin A9] - VBUS [pin B4] ### J2 — [FH12-14S-0.5SH(55)](https://www.flux.ai/adrian95/fh12-14s-0p5sh55~qf2.md) - Manufacturer Name: Hirose - Manufacturer Part Number: FH12-14S-0.5SH(55) - Datasheet URL: https://www.hirose.com/product/document?clcode=&productname=&series=FH12&documenttype=Catalog&lang=en&documentid=D31648_en - Part Type: Connector - Package or Case Code: FH1214S05SH55 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 13 [pin 13] - 14 [pin 14] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] - MP1 [pin MP1] - MP2 [pin MP2] ### J3 — [SM06B-GHS-TB(LF)(SN)](https://www.flux.ai/lcsc/sm06b-ghs-tblfsn~pzzy.md) - Symbol Style: Legacy - Connector Pitch: 2mm - Connector Gender: Female - Manufacturer Part Number: SM06B-GHS-TB(LF)(SN) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_JST-SM06B-GHS-TB-LF-SN_C133065.pdf - JLCPCB Part Class: Extended Part - LCSC Part Number: C133065 - Connector Type: Wire-to-Board - Manufacturer Name: JST - Part Type: Wire To Board / Wire To Wire Connector - Package or Case Code: CONN-TH_SM06B-GHS-TB-LF-SN - Connector Rows: 1 - Product Info Url: https://lcsc.com/product-detail/Connectors_JST_SM06B-GHS-TB-LF-SN_SM06B-GHS-TB-LF-SN_C133065.html - Connector Positions: 6 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] ### J4 — [FTSH-103-01-L-DV](https://www.flux.ai/cherepanyadima/ftsh-103-01-l-dv~u9.md) - Manufacturer Name: Samtec - Manufacturer Part Number: FTSH-103-01-L-DV - Part Type: Connector - Datasheet URL: https://suddendocs.samtec.com/catalog_english/ftsh_smt.pdf **Pins:** - 01 [pin 01] - 02 [pin 02] - 03 [pin 03] - 04 [pin 04] - 05 [pin 05] - 06 [pin 06] ### LED1 — [BZ-C0603-G3-F1](https://www.flux.ai/lcsc/bz-c0603-g3-f1~v6dg.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.lcsc.com/datasheet/C2833058.pdf - Package or Case Code: LED0603-R-RD_GREEN - Manufacturer Name: baizou(百洲) - Part Type: Light Emitting Diodes (LED) - LCSC Part Number: C2833058 - Manufacturer Part Number: BZ-C0603-G3-F1 - JLCPCB Part Class: Extended Part **Pins:** - A [pin 1] - K [pin 2] ### LED2 — [IN-P32TATRGB](https://www.flux.ai/fjd/in-p32tatrgb~5t.md) - Datasheet URL: https://www.inolux-corp.com/datasheet/SMDLED/RGB%20Top%20View/IN-P32TATRGB_V1.0.pdf - Manufacturer Part Number: IN-P32TATRGB - Part Type: LED - Manufacturer Name: Inolux Corporation **Pins:** - B [pin 3] - G [pin 4] - R [pin 1] - VCC ### Q1 — [LPM3413B3F](https://www.flux.ai/lcsc/lpm3413b3f~od7.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_LOWPOWER-LPM3413B3F_C387743.pdf - Product Info Url: https://lcsc.com/product-detail/_LOWPOWER-LPM3413B3F_C387743.html - JLCPCB Part Class: Extended Part - Manufacturer Name: LOWPOWER(微源半导体) - Part Type: MOSFETs - LCSC Part Number: C387743 - Package or Case Code: SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR - Manufacturer Part Number: LPM3413B3F **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### SW1 — [PTS645SM43SMTR92LFS](https://www.flux.ai/lcsc/pts645sm43smtr92lfs~y82c.md) - Manufacturer Name: C&K - Part Type: Tactile Switches - Manufacturer Part Number: PTS645SM43SMTR92LFS - LCSC Part Number: C221880 - Product Info Url: https://lcsc.com/product-detail/Others_C-K_PTS645SM43SMTR92LFS_C-K-PTS645SM43SMTR92LFS_C221880.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_C-K-PTS645SM43SMTR92LFS_C221880.pdf - JLCPCB Part Class: Extended Part - Package or Case Code: KEY-SMD_4P-L6.0-W6.0-P4.50-LS9.0 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### SW2 — [PTS645SM43SMTR92LFS](https://www.flux.ai/lcsc/pts645sm43smtr92lfs~y82c.md) - Part Type: Tactile Switches - Manufacturer Name: C&K - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_C-K-PTS645SM43SMTR92LFS_C221880.pdf - Package or Case Code: KEY-SMD_4P-L6.0-W6.0-P4.50-LS9.0 - Manufacturer Part Number: PTS645SM43SMTR92LFS - Product Info Url: https://lcsc.com/product-detail/Others_C-K_PTS645SM43SMTR92LFS_C-K-PTS645SM43SMTR92LFS_C221880.html - LCSC Part Number: C221880 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### U1 — [STM32F303RET6](https://www.flux.ai/lcsc/stm32f303ret6~r9ba.md) - LCSC Part Number: C183214 - Manufacturer Name: ST(意法半导体) - Part Type: ST Microelectronics - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-STM32F303RET6_C183214.pdf - Product Info Url: https://lcsc.com/product-detail/ST-Microelectronics_STMicroelectronics_STM32F303RET6_STM32F303RET6_C183214.html - JLCPCB Part Class: Extended Part - Package or Case Code: LQFP-64_L10.0-W10.0-P0.50-LS12.0-BL - Manufacturer Part Number: STM32F303RET6 **Pins:** - BOOT0 [pin 60] - NRST [pin 7] - PA0 [pin 14] - PA1 [pin 15] - PA10 [pin 43] - PA11 [pin 44] - PA12 [pin 45] - PA13 [pin 46] - PA14 [pin 49] - PA15 [pin 50] - PA2 [pin 16] - PA3 [pin 17] - PA4 [pin 20] - PA5 [pin 21] - PA6 [pin 22] - PA7 [pin 23] - PA8 [pin 41] - PA9 [pin 42] - PB0 [pin 26] - PB1 [pin 27] - PB10 [pin 29] - PB11 [pin 30] - PB12 [pin 33] - PB13 [pin 34] - PB14 [pin 35] - PB15 [pin 36] - PB2 [pin 28] - PB3 [pin 55] - PB4 [pin 56] - PB5 [pin 57] - PB6 [pin 58] - PB7 [pin 59] - PB8 [pin 61] - PB9 [pin 62] - PC0 [pin 8] - PC1 [pin 9] - PC10 [pin 51] - PC11 [pin 52] - PC12 [pin 53] - PC13 [pin 2] - PC14-OSC32_IN(PC14) [pin 3] - PC15-OSC32_OUT(PC15) [pin 4] - PC2 [pin 10] - PC3 [pin 11] - PC4 [pin 24] - PC5 [pin 25] - PC6 [pin 37] - PC7 [pin 38] - PC8 [pin 39] - PC9 [pin 40] - PD2 [pin 54] - PF0-OSC_IN(PF0) [pin 5] - PF1-OSC_OUT(PF1) [pin 6] - VBAT [pin 1] - VDD_1 [pin 64] - VDD_2 [pin 32] - VDD_3 [pin 48] - VDD_4 [pin 19] - VDDAVREF+ [pin 13] - VSS [pin 18] - VSS_1 [pin 63] - VSS_2 [pin 31] - VSS_3 [pin 47] - VSSAVREF- [pin 12] ### U2 — [AFE4404YZPR](https://www.flux.ai/lcsc/afe4404yzpr~jfng.md) - LCSC Part Number: C486038 - JLCPCB Part Class: Extended Part - Manufacturer Name: TI(德州仪器) - Part Type: Specialized Sensors - Manufacturer Part Number: AFE4404YZPR - Package or Case Code: BGA-15_L2.6-W1.6-R5-C3-P0.50 **Pins:** - ADC_RDY [pin B2] - CLK [pin C2] - DNC [pin C1] - GND [pin D3] - I2C_CLK [pin E2] - I2C_DAT [pin E1] - INM [pin A1] - INP [pin B1] - IO_SUP [pin A3] - RESETZ [pin D1] - RX_SUP [pin A2] - TX_SUP [pin E3] - TX1 [pin B3] - TX2 [pin D2] - TX3 [pin C3] ### U3 — [AP2112K-3.3TRG1](https://www.flux.ai/adrian95/ap2112k-33trg1~zlq.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: AP2112K-3.3TRG1 - Datasheet URL: https://www.diodes.com/assets/Datasheets/AP2112.pdf - Symbol Style: parametric-v1 - Manufacturer Name: Diodes Incorporated **Pins:** - EN [pin 3] - GND [pin 2] - NC [pin 4] - VIN [pin 1] - VOUT [pin 5] ### Y1 — [NX3225GD-8MHZ-STD-CRA-3](https://www.flux.ai/lcsc/nx3225gd-8mhz-std-cra-3~3n50.md) - Operating Temperature: -40~+150℃ - Package or Case Code: OSC-SMD_2P-L3.2-W2.5 - Part Type: Crystals - Datasheet URL: https://www.lcsc.com/datasheet/C889706.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=FlkNBAIDRQULVABfFAVZBgZVFVZYBgZSQ1NeBVIFQlExVlNRTlhdUV1XQVddXzsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D - Frequency Stability: 150ppm - Manufacturer Part Number: NX3225GD-8MHZ-STD-CRA-3 - JLCPCB Part Class: Extended Part - Frequency: 8MHz - Load Capacitor: 8pF - LCSC Part Number: C889706 - Manufacturer Name: NDK **Pins:** - 1 [pin 1] - GND [pin 2] ### Y2 — [3131M-32768DT06LLK](https://www.flux.ai/adrian95/3131m-32768dt06llk~tpq.md) - Datasheet URL: https://www.hcixtal.com/uploads/44524/files/3131M.pdf - Manufacturer Part Number: 3131M-32768DT06LLK - Part Type: Oscillator - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Suzhou Hangjing Elec&Tech Co.,Ltd **Pins:** - P1 [pin 1] - P2 [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/hamzaali1/ova-pulse-embryo-heartbeat-detector~z6](https://www.flux.ai/hamzaali1/ova-pulse-embryo-heartbeat-detector~z6).* --- *Generated from [https://www.flux.ai/hamzaali1/ova-pulse-embryo-heartbeat-detector~z6](https://www.flux.ai/hamzaali1/ova-pulse-embryo-heartbeat-detector~z6)*