# Pet Tracker Device fcas ## Description This is a Pet Tracker Reference Design based on STM32L4. Tracker connects with network by SIM800L module connected to the STM. Also MCU connected to the GPS by uart and send data to server #STM32 #GPS #G4 #G3 #LTE #IoT #Tracker #smartHomeDevices #referenceDesign #edge-computing #edgeComputing #stm #template #referenceDesign ## Project Details - **Owner:** archittcs1907 - **Created:** 6/2/2025 - **Last Updated:** 12/13/2025 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ ## Key Components ### BT1 — [ML414H IV01E](https://www.flux.ai/adrian95/ml414h-iv01e~ye.md) - Manufacturer Name: Seiko Instruments - Datasheet URL: https://media.digikey.com/PDF/Data%20Sheets/Seiko%20Instruments%20PDFs/ML414H_E.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: ML414H IV01E - Part Type: Battery **Pins:** - P1 [pin 1] - P2 [pin 2] ### D1 — [Diode-SOD-323-Template](https://www.flux.ai/vasyl/diode-sod-323-template~nv.md) - Part Type: Diode **Pins:** - A [pin 1] - K [pin 2] ### IC1 — [MCP73831T-2ACI/OT](https://www.flux.ai/vasyl/mcp73831t-2aciot~ugm.md) - Manufacturer Name: Microchip Technology - Part Type: Integrated Circuit - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/MCP73831-Family-Data-Sheet-DS20001984H.pdf - Manufacturer Part Number: MCP73831T-2ACI/OT **Pins:** - PROG [pin 5] - STAT [pin 1] - VBAT [pin 3] - VDD [pin 4] - VSS [pin 2] ### J1 — [B2B-PH-SM4-TB(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-sm4-tblfsn~84.md) - Manufacturer Name: JST Sales America Inc. - Part Type: Connector - Manufacturer Part Number: JST Sales America Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] ### J2 — [SMD SMA](https://www.flux.ai/vasyl/smd-sma~cv1.md) - Part Type: Integrated Circuit **Pins:** - ~ [pin 2] - ~ [pin 1] ### J3 — [TYPE-C-31-M-12](https://www.flux.ai/vasy_skral/type-c-31-m-12~75f.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/2205251630_Korean-Hroparts-Elec-TYPE-C-31-M-12_C165948.pdf - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Korean Hroparts Elec - Symbol Style: Parametric - Manufacturer Part Number: TYPE-C-31-M-12 **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] ### J4 — [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 - Manufacturer Part Number: FTSH-105-01-L-DV-007-K - Datasheet URL: https://suddendocs.samtec.com/catalog_english/ftsh_smt.pdf - 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 — [LED-0402-Template](https://www.flux.ai/vasyl/led-0402-template~664.md) - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### LED2 — [LED-0402-Template](https://www.flux.ai/vasyl/led-0402-template~664.md) - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### U1 — [SIM800L Module](https://www.flux.ai/adrian95/sim800l-module~ja6.md) - Part Type: Module - Manufacturer Name: Simcom - Datasheet URL: https://components101.com/sites/default/files/component_datasheet/SIM800L-Datasheet.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: SIM800L **Pins:** - DTR [pin 11] - GND [pin 6] - MIC- [pin 9] - MIC+ [pin 10] - NET [pin 1] - RING [pin 12] - RST [pin 3] - RXD [pin 4] - SPK- [pin 7] - SPK+ [pin 8] - TXD [pin 5] - VCC [pin 2] ### U2 — [NEO-6M-GPS](https://www.flux.ai/adrian95/neo-6m-gps~nsv.md) - Manufacturer Name: U-blox - Datasheet URL: https://www.snapeda.com/parts/NEO-6M-GPS/u-blox/datasheet/ - Manufacturer Part Number: NEO-6M-GPS - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Module **Pins:** - CFG_GPS0/SCK [pin 16] - EXTINT0 [pin 4] - GND [pin 10] - GND [pin 12] - GND [pin 24] - GND [pin 13] - MISO/CFG_COM1 [pin 15] - MOSI/CFG_COM0 [pin 14] - RF_IN [pin 11] - RSVD_17 [pin 17] - RSVD_8 [pin 8] - RXD1 [pin 21] - SCL2 [pin 19] - SDA2 [pin 18] - SS_N [pin 2] - TIMEPULSE [pin 3] - TXD1 [pin 20] - USB_DM [pin 5] - USB_DP [pin 6] - V_BCKP [pin 22] - VCC [pin 23] - VCC_RF [pin 9] - VDDUSB [pin 7] ### U3 — [24AA32A-I-ST](https://www.flux.ai/adrian95/24aa32a-i-st~5fu.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: 24AA32A-I/ST - Manufacturer Name: Microchip - Datasheet URL: https://ww1.microchip.com/downloads/aemDocuments/documents/MPD/ProductDocuments/DataSheets/24AA32A-24LC32A-32-Kbit-I2C-Serial-EEPROM-20001713N.pdf **Pins:** - A0 [pin 1] - A1 [pin 2] - A2 [pin 3] - SCL [pin 6] - SDA [pin 5] - VCC [pin 8] - VSS [pin 4] - WP [pin 7] ### U4 — [STM32L442KCU6](https://www.flux.ai/vasyl/stm32l442kcu6~e6.md) - Manufacturer Part Number: STM32L442KCU6 - Manufacturer Name: STMicroelectronics - Part Type: Microcontroller - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/programming_manual/6c/3a/cb/e7/e4/ea/44/9b/DM00046982.pdf/files/DM00046982.pdf/jcr:content/translations/en.DM00046982.pdf **Pins:** - NRST [pin 4] - PA0 [pin 6] - PA1 [pin 7] - PA10 [pin 20] - PA11 [pin 21] - PA12 [pin 22] - PA13 [pin 23] - PA14 [pin 24] - PA15 [pin 25] - PA2 [pin 8] - PA3 [pin 9] - PA4 [pin 10] - PA5 [pin 11] - PA6 [pin 12] - PA7 [pin 13] - PA8 [pin 18] - PA9 [pin 19] - PB0 [pin 14] - PB1 [pin 15] - PB3 [pin 26] - PB4 [pin 27] - PB5 [pin 28] - PB6 [pin 29] - PB7 [pin 30] - PC14 [pin 2] - PC15 [pin 3] - PH3 [pin 31] - VDD [pin 17] - VDD [pin 1] - VDDA [pin 5] - VSS [pin 16] - VSS [pin 32] - VSS [pin 33] ### U5 — [AP2112K-3.3TRG1](https://www.flux.ai/vasyl/ap2112k-33trg1~qk.md) - Part Type: Integrated Circuit - Manufacturer Name: Diodes Incorporated - Datasheet URL: https://www.diodes.com/assets/Datasheets/AP2112.pdf - Manufacturer Part Number: AP2112K-3.3TRG1 **Pins:** - EN [pin 3] - GND [pin 2] - VIN [pin 1] - VOUT [pin 5] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/archittcs1907/pet-tracker-device-fcas~0r](https://www.flux.ai/archittcs1907/pet-tracker-device-fcas~0r).* --- *Generated from [https://www.flux.ai/archittcs1907/pet-tracker-device-fcas~0r](https://www.flux.ai/archittcs1907/pet-tracker-device-fcas~0r)*