# MotoCluster RevA
## Description
EV motorcycle instrument cluster using STM32H743IIT6 main MCU, display interface, CAN, USB, charging, and power supervision
## Project Details
- **Owner:** ggum
- **Created:** 4/16/2026
- **Last Updated:** 5/8/2026
- **Visibility:** Public
## Key Components
### BZ1 — [CMT-1203-SMT-TR](https://www.flux.ai/adrian95/cmt-1203-smt-tr~ys2.md)
- Part Type: Buzzer
- Role Details: Audible indicator driven from +3V3_DIG through low-side NPN switch
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: CMT-1203-SMT-TR
- Package: Buzzer_Beeper:Buzzer_12x9.5HS_SMD
- Datasheet URL: https://www.cuidevices.com/product/resource/cmt-1203-smt-tr.pdf
- Role: Passive buzzer
- Manufacturer Name: Same Sky (Formerly CUI Devices)
**Pins:**
- - [pin 2]
- + [pin 1]
### D_BAT — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Part Type: Diode
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: BAV99,215
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D_BL — [SS14](https://www.flux.ai/lcsc/ss14~3js6.md)
- Manufacturer Part Number: SS14
- Package or Case Code: SMA_L4.3-W2.7-LS5.1-RD
- LCSC Part Number: C2766061
- Package: Diode_SMD:D_SMA
- Manufacturer Name: WPMtek(维攀)
- JLCPCB Part Class: Extended Part
- Part Type: Schottky Barrier Diodes (SBD)
- Role Details: Boost rectifier from TPS61165 switch node to display backlight supply
- Role: Rectifier
**Pins:**
- A [pin 2]
- K [pin 1]
### D_CAN — [TPESD1CAN](https://www.flux.ai/lcsc/tpesd1can~oo7x.md)
- JLCPCB Part Class: Extended Part
- Package: SOT-23-3
- Manufacturer Part Number: TPESD1CAN
- Manufacturer Name: TECH PUBLIC(台舟)
- Product Info Url: https://lcsc.com/product-detail/Diodes-ESD_TECH-PUBLIC-TPESD1CAN_C521949.html
- LCSC Part Number: C521949
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302200_TECH-PUBLIC-TPESD1CAN_C521949.pdf
- Part Type: ESD Protection Devices
- Role Details: CAN bus TVS/ESD clamp placed after common-mode choke across CANH and CANL
- Package or Case Code: SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR
- Role: Bus Protection
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### D_SW — [B340A-13-F](https://www.flux.ai/adrian95/b340a-13-f~1zv.md)
- Part Type: Diode
- Package: Diode_SMD:D_SMA
- Datasheet URL: https://www.diodes.com/assets/Datasheets/ds30891.pdf
- Manufacturer Name: Diodes Incorporated
- Manufacturer Part Number: B340A
- Role Details: Schottky diode with cathode at SW and anode at GND
- Role: Buck freewheel diode
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- A [pin 2]
- K [pin 1]
### D_VOLT — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Part Type: Diode
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: BAV99,215
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D1 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Part Type: Diode
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
- Package: SOT-23-3
- Manufacturer Part Number: BAV99
- License: https://creativecommons.org/licenses/by/4.0/
- Role: Input Clamp
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D10 — [LTST-C191KRKT](https://www.flux.ai/lcsc/ltst-c191krkt~3yzf.md)
- Manufacturer Part Number: LTST-C191KRKT
- Package or Case Code: LED0603-RD
- Package: LED_SMD:LED_0603_1608Metric
- Role: Status LED
- Part Type: Light Emitting Diodes (LED)
- Manufacturer Name: LITEON(光宝)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810231512_Lite-On-LTST-C191KRKT_C125099.pdf
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_SMD-red_C125099.html
- Role Details: Red status LED on PI12, current-sunk by MCU from +3V3_DIG
- LCSC Part Number: C125099
- JLCPCB Part Class: Extended Part
**Pins:**
- - [pin 1]
- + [pin 2]
### D11 — [LTST-C190KGKT](https://www.flux.ai/lcsc/ltst-c190kgkt~l0z2.md)
- Role Details: Green status LED on PI13, current-sunk by MCU from +3V3_DIG
- Manufacturer Name: LITEON(光宝)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810231512_Lite-On-LTST-C190KGKT_C125094.pdf
- Role: Status LED
- Max Reverse Voltage: 5V
- LCSC Part Number: C125094
- Package: LED_SMD:LED_0603_1608Metric
- Product Info Url: https://lcsc.com/product-detail/Light-Emitting-Diodes-LED_SMD-green_C125094.html
- Forward Voltage Drop: 2.0V to 2.4V (at 20mA)V
- Package or Case Code: LED0603-RD
- Max Forward Current: 30mA
- Part Type: Light Emitting Diodes (LED)
- Manufacturer Part Number: LTST-C190KGKT
- JLCPCB Part Class: Extended Part
**Pins:**
- - [pin 1]
- + [pin 2]
### D12 — [LTST-C190KSKT](https://www.flux.ai/adrian95/ltst-c190kskt~c2g.md)
- Part Type: LED
- Datasheet URL: https://optoelectronics.liteon.com/upload/download/DS-22-99-0189/LTST-C190KSKT.pdf
- Role Details: Amber status LED on PI14, current-sunk by MCU from +3V3_DIG
- Role: Status LED
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: LTST-C190KSKT
- Package: LED_SMD:LED_0603_1608Metric
- Manufacturer Name: Lite-On Inc.
**Pins:**
- A [pin 2]
- K [pin 1]
### D2 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: BAV99
- Package: SOT-23-3
- Role: Input Clamp
- Part Type: Diode
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D3 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- Role: Input Clamp
- Package: SOT-23-3
- Manufacturer Part Number: BAV99
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D4 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Package: SOT-23-3
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
- Role: Input Clamp
- Part Type: Diode
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- Manufacturer Part Number: BAV99
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D5 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Part Type: Diode
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
- Manufacturer Name: Nexperia USA Inc.
- Role: Input Clamp
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: BAV99
- Package: SOT-23-3
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D6 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
- Manufacturer Name: Nexperia USA Inc.
- Package: SOT-23-3
- Part Type: Diode
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: BAV99
- Role: Input Clamp
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D7 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
- Role: Input Clamp
- Part Type: Diode
- Package: SOT-23-3
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: BAV99
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D8 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: BAV99
- Role: Input Clamp
- Package: SOT-23-3
- Part Type: Diode
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### D9 — [BAV99-215](https://www.flux.ai/jecstronic/bav99-215~tpp.md)
- Role Details: Vehicle digital input steering clamp to +3V3_DIG and GND
- Role: Input Clamp
- Manufacturer Part Number: BAV99
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAV99_SER.pdf
- Manufacturer Name: Nexperia USA Inc.
- Package: SOT-23-3
- Part Type: Diode
**Pins:**
- A [pin 2]
- K [pin 3]
- K [pin 1]
### F1 — [MF-R300](https://www.flux.ai/lcsc/mf-r300~rzbn.md)
- Role Details: 3 A polyfuse in series from +12V_IN to reverse polarity stage
- Role: Input protection fuse
- JLCPCB Part Class: Extended Part
- Product Info Url: https://lcsc.com/product-detail/PTC-Fuse_BOURNS_MF-R300_BOURNS-MF-R300_C208487.html
- Manufacturer Part Number: MF-R300
- Package: Fuse:Fuse_1812_4532Metric
- LCSC Part Number: C208487
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409291503_BOURNS-MF-R300_C208487.pdf
- Manufacturer Name: BOURNS
- Part Type: Resettable Fuses
- Package or Case Code: FUSE-TH_L12.8-W3.0-P5.80-D1.2-S2.20
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### FB1 — [BLM18AG601SN1D](https://www.flux.ai/adrian95/blm18ag601sn1d~k47.md)
- Manufacturer Part Number: BLM18AG601SN1D
- Role Details: Ferrite bead from +3V3_DIG to +3V3_ANA
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://www.murata.com/en-us/products/productdata/8796738650142/ENFA0003.pdf
- Package: Inductor_SMD:L_0603_1608Metric
- Manufacturer Name: Murata Electronics
- Role: Analog rail filter bead
- Part Type: Ferrite Bead
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### FB2 — [BLM18AG601SN1D](https://www.flux.ai/adrian95/blm18ag601sn1d~k47.md)
- Manufacturer Part Number: BLM18AG601SN1D
- Datasheet URL: https://www.murata.com/en-us/products/productdata/8796738650142/ENFA0003.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Murata Electronics
- Part Type: Ferrite Bead
- Package: Inductor_SMD:L_0603_1608Metric
- Role Details: Ferrite bead from +3V3_ANA to +VDDA
- Role: VDDA rail filter bead
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### J_ANA — [B5B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b5b-xh-alfsn~zvt.md)
- Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf
- Manufacturer Name: JST Sales America Inc.
- Footprint: Connector_JST:JST_XH_B5B-XH-A_1x05_P2.50mm_Vertical
- Part Type: Connector
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: B5B-XH-A
**Pins:**
- Pin_1 [pin 1]
- Pin_2 [pin 2]
- Pin_3 [pin 3]
- Pin_4 [pin 4]
- Pin_5 [pin 5]
### J_BOOT — [61300211121](https://www.flux.ai/adrian95/61300211121~11.md)
- Role Details: 2-pin jumper to pull BOOT0 high for DFU mode
- License: https://creativecommons.org/licenses/by/4.0/
- Role: BOOT0 mode select jumper
- Manufacturer Part Number: 61300211121
- Package: Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical
- Part Type: Connector
- Datasheet URL: https://www.we-online.com/components/products/datasheet/61300211121.pdf
- Manufacturer Name: Würth Elektronik
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### J_CAN — [B3B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b3b-xh-alfsn~ylc.md)
- Manufacturer Part Number: B3B-XH-A(LF)(SN)
- Package: Connector_JST:JST_XH_B3B-XH-A_1x03_P2.50mm_Vertical
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
- Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Role: CAN Connector
- Role Details: 3-pin JST XH signal-only connector: pin 1 CANH, pin 2 CANL, pin 3 GND; no VCC
**Pins:**
- Pin_1 [pin 1]
- Pin_2 [pin 2]
- Pin_3 [pin 3]
### J_DIG — [B12B-XH-A(LF)(SN)](https://www.flux.ai/adrian95/b12b-xh-alfsn~vtb.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: J_DIG harness connector for 9 conditioned vehicle digital inputs plus dual ground and +12V_PROT pins
- Manufacturer Name: JST Sales America Inc.
- Manufacturer Part Number: B12B-XH-A
- Role: Vehicle Input Connector
- Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf
- Package: Connector_JST:JST_XH_B12B-XH-A_1x12_P2.50mm_Vertical
- Part Type: Connector
**Pins:**
- Pin_1 [pin 1]
- Pin_10 [pin 10]
- Pin_11 [pin 11]
- Pin_12 [pin 12]
- Pin_2 [pin 2]
- Pin_3 [pin 3]
- Pin_4 [pin 4]
- Pin_5 [pin 5]
- Pin_6 [pin 6]
- Pin_7 [pin 7]
- Pin_8 [pin 8]
- Pin_9 [pin 9]
### J_DISP — [FH28-40S-0.5SH(07)](https://www.flux.ai/lcsc/fh28-40s-0p5sh07~rid.md)
- Package: Connector_FFC-FPC:Hirose_FH28-40S-0.5SH_1x40-1MP_P0.50mm_Horiz
- Package or Case Code: FPC-SMD_40P-P0.50_FH28-40S-0.5SH-07
- Part Type: FFC/FPC Connectors
- LCSC Part Number: C424677
- Product Info Url: https://lcsc.com/product-detail/FFC-FPC-Connectors_HRS-Hirose-HRS-FH28-40S-0-5SH-07_C424677.html
- JLCPCB Part Class: Extended Part
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_HRS-Hirose-FH28-40S-0-5SH-07_C424677.pdf
- Role: Display Connector
- Manufacturer Part Number: FH28-40S-0.5SH(07)
- Manufacturer Name: HRS(广濑)
- Role Details: 40-pin 0.5 mm FPC connector for PV05062H0540V RGB display panel pinout
**Pins:**
- 1 [pin 1]
- 10 [pin 10]
- 11 [pin 11]
- 12 [pin 12]
- 13 [pin 13]
- 14 [pin 14]
- 15 [pin 15]
- 16 [pin 16]
- 17 [pin 17]
- 18 [pin 18]
- 19 [pin 19]
- 2 [pin 2]
- 20 [pin 20]
- 21 [pin 21]
- 22 [pin 22]
- 23 [pin 23]
- 24 [pin 24]
- 25 [pin 25]
- 26 [pin 26]
- 27 [pin 27]
- 28 [pin 28]
- 29 [pin 29]
- 3 [pin 3]
- 30 [pin 30]
- 31 [pin 31]
- 32 [pin 32]
- 33 [pin 33]
- 34 [pin 34]
- 35 [pin 35]
- 36 [pin 36]
- 37 [pin 37]
- 38 [pin 38]
- 39 [pin 39]
- 4 [pin 4]
- 40 [pin 40]
- 41 [pin 41]
- 42 [pin 42]
- 5 [pin 5]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
- 9 [pin 9]
### J_I2C — [61300411121](https://www.flux.ai/adrian95/61300411121~pw9.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Role: I2C expansion header
- Datasheet URL: https://www.we-online.com/components/products/datasheet/61300411121.pdf
- Package or Case Code: HDRV4W95P0X254_1X4_1016X254X854P
- Part Type: Connector
- Role Details: 4-pin I2C expansion header with pinout GND, +3V3_DIG, SDA, SCL; requested PRPC004SFAN-RC unavailable so standard 1x4 header used
- Manufacturer Name: Wurth Elektronik
- Package: Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical
- Manufacturer Part Number: PRPC004SFAN-RC
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J_SWD — [FTSH-105-01-L-DV-K-TR](https://www.flux.ai/jecstronic/ftsh-105-01-l-dv-k-tr~drj.md)
- Role Details: 10-pin 1.27mm SWD header for programming and debug
- Package: Connector_PinHeader_1.27mm:PinHeader_2x05_P1.27mm_Vertical_SMD
- Role: SWD debug header
- Manufacturer Part Number: FTSH-105-01-L-DV
- Part Type: Connector
- Datasheet URL: https://suddendocs.samtec.com/catalog_english/ftsh_smt.pdf
- Manufacturer Name: Samtec Inc.
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- Pin_1 [pin 01]
- Pin_10 [pin 10]
- Pin_2 [pin 02]
- Pin_3 [pin 03]
- Pin_4 [pin 04]
- Pin_5 [pin 05]
- Pin_6 [pin 06]
- Pin_7 [pin 07]
- Pin_8 [pin 08]
- Pin_9 [pin 09]
### J_USBA — [292303-1](https://www.flux.ai/adrian95/292303-1~27l.md)
- Package: USB-A receptacle
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: 292303-1
- Connector Type: USB Connectors
- Role: USB-A 5V output
- Role Details: Type-A receptacle fed from +5V_SYS for external 5V charge/output access
- Manufacturer Name: TE Connectivity
- Connector Gender: Receptacle
- Part Type: Connector
- Datasheet URL: https://www.te.com/usa-en/product-292303-1.datasheet.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
### J_USBC — [UJ20-C-H-G-SMT-2-P16-TR](https://www.flux.ai/adrian95/uj20-c-h-g-smt-2-p16-tr~v05.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Same Sky (Formerly CUI Devices)
- Manufacturer Part Number: UJ20-C-H-G-SMT-2-P16-TR
- Package: USB-C receptacle
- Datasheet URL: https://www.sameskydevices.com/product/resource/uj20-c-h-g-smt-2-p16-tr.pdf
- Mount: Surface Mount
- Role Details: USB-C sink connector providing +5V_SYS input and USB2 D+/D- to STM32 PA11/PA12
- Part Type: Connector
- Role: USB-C power and data input
**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]
- SHIELD [pin SH1]
- SHIELD__1 [pin SH2]
- SHIELD__2 [pin SH3]
- SHIELD__3 [pin SH4]
- VBUS [pin A4_B9]
- VBUS__1 [pin B4_A9]
### J1 — [1803578](https://www.flux.ai/adrian95/1803578~2r1.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Package: Connector_Phoenix_MC:PhoenixContact_MC_1,5-G-3.5_1x02_P3.50mm_Horizontal
- Role: Power input connector
- Part Type: Connector
- Manufacturer Part Number: 1803578
- Manufacturer Name: Phoenix Contact
- Role Details: Pin 1 to GND, pin 2 to +12V_IN
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Phoenix%20Contact%20PDFs/1840zzz,%201803zzz.pdf
**Pins:**
- P1 [pin 2]
- P2 [pin 1]
### Q_REV — [AO3401A](https://www.flux.ai/jecstronic/ao3401a~9r5.md)
- Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2007171935_HUASHUO-AO3401A_C700954.pdf
- Role: Reverse polarity protection
- Part Type: Transistor
- Role Details: P-channel MOSFET with source at fuse output, drain to +12V_PROT, gate tied to source via resistor
- Manufacturer Name: HUASHUO
- Package: Package_TO_SOT_SMD:SOT-23
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: AO3401A
**Pins:**
- D [pin 3]
- G [pin 1]
- S [pin 2]
### Q1 — [MMBT2222A,215](https://www.flux.ai/lcsc/mmbt2222ac215~nfzp.md)
- Package or Case Code: SOT-23-3_L2.9-W1.6-P1.90-LS2.8-BR
- Product Info Url: https://lcsc.com/product-detail/Transistors-NPN-PNP_Nexperia_MMBT2222A-215_MMBT2222A-215_C179396.html
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1811141222_Nexperia-MMBT2222A-215_C179396.pdf
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: MMBT2222A,215
- Role Details: Low-side NPN switch for BZ1, base driven from MCU PH13
- Manufacturer Name: Nexperia(安世)
- Role: Buzzer driver transistor
- Package: Package_TO_SOT_SMD:SOT-23
- LCSC Part Number: C179396
- Part Type: Bipolar Transistors - BJT
**Pins:**
- B [pin 1]
- C [pin 3]
- E [pin 2]
### TP10 — [5015](https://www.flux.ai/lcsc/5015~rb0x.md)
- Role Details: Test point for USB_DP
- LCSC Part Number: C2906768
- Role: Signal test point
- Manufacturer Part Number: 5015
- JLCPCB Part Class: Extended Part
- Manufacturer Name: Keystone
- Part Type: Thimble/Copper Rod/Test Ring
- Package or Case Code: TEST-SMD_L2.7-W1.0
- Package: TEST-SMD_L2.7-W1.0
**Pins:**
- 1 [pin 1]
### TP11 — [5015](https://www.flux.ai/lcsc/5015~rb0x.md)
- Package: TEST-SMD_L2.7-W1.0
- Role Details: Test point for USB_DM
- LCSC Part Number: C2906768
- Manufacturer Name: Keystone
- Role: Signal test point
- Manufacturer Part Number: 5015
- JLCPCB Part Class: Extended Part
- Package or Case Code: TEST-SMD_L2.7-W1.0
- Part Type: Thimble/Copper Rod/Test Ring
**Pins:**
- 1 [pin 1]
### TP12 — [5015](https://www.flux.ai/lcsc/5015~rb0x.md)
- LCSC Part Number: C2906768
- Manufacturer Part Number: 5015
- JLCPCB Part Class: Extended Part
- Manufacturer Name: Keystone
- Role Details: Test point for USB_DM
- Part Type: Thimble/Copper Rod/Test Ring
- Package or Case Code: TEST-SMD_L2.7-W1.0
- Role: Signal test point
**Pins:**
- 1 [pin 1]
### TP6 — [5015](https://www.flux.ai/lcsc/5015~rb0x.md)
- LCSC Part Number: C2906768
- Role: Voltage test point
- Manufacturer Part Number: 5015
- JLCPCB Part Class: Extended Part
- Manufacturer Name: Keystone
- Package or Case Code: TEST-SMD_L2.7-W1.0
- Part Type: Thimble/Copper Rod/Test Ring
- Role Details: Test point for GND
- Package: TEST-SMD_L2.7-W1.0
**Pins:**
- 1 [pin 1]
### TP7 — [5015](https://www.flux.ai/lcsc/5015~rb0x.md)
- Package: TEST-SMD_L2.7-W1.0
- LCSC Part Number: C2906768
- Role: Voltage test point
- Role Details: Test point for AGND
- Part Type: Thimble/Copper Rod/Test Ring
- Package or Case Code: TEST-SMD_L2.7-W1.0
- Manufacturer Name: Keystone
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: 5015
**Pins:**
- 1 [pin 1]
### TP8 — [5015](https://www.flux.ai/lcsc/5015~rb0x.md)
- LCSC Part Number: C2906768
- Role Details: Test point for CAN1_TX
- Package or Case Code: TEST-SMD_L2.7-W1.0
- Part Type: Thimble/Copper Rod/Test Ring
- Role: Signal test point
- Package: TEST-SMD_L2.7-W1.0
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: 5015
- Manufacturer Name: Keystone
**Pins:**
- 1 [pin 1]
### TP9 — [5015](https://www.flux.ai/lcsc/5015~rb0x.md)
- Role: Signal test point
- LCSC Part Number: C2906768
- Role Details: Test point for CAN1_RX
- Manufacturer Name: Keystone
- Package: TEST-SMD_L2.7-W1.0
- Manufacturer Part Number: 5015
- JLCPCB Part Class: Extended Part
- Package or Case Code: TEST-SMD_L2.7-W1.0
- Part Type: Thimble/Copper Rod/Test Ring
**Pins:**
- 1 [pin 1]
### TVS1 — [SMBJ18A](https://www.flux.ai/lcsc/smbj18a~0loh.md)
- Role Details: Bidirectional TVS across +12V_PROT to GND
- Role: Transient suppression
- LCSC Part Number: C499836
- Package or Case Code: SMB_L4.6-W3.6-LS5.3-R-RD
- Manufacturer Name: SHIKUES(时科)
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: SMBJ18A
- Product Info Url: https://lcsc.com/product-detail/TVS_Shikues-SMBJ18A_C499836.html
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010132_Shikues-SMBJ18A_C499836.pdf
- Part Type: TVS
- Package: Diode_SMD:D_SMB
**Pins:**
- A [pin 1]
- K [pin 2]
### U_BL — [TPS61165DRVR](https://www.flux.ai/lcsc/tps61165drvr~f4s7.md)
- Role: LED Driver
- Role Details: Boost converter and current regulator for LCD backlight supply
- Package: Package_SON:WSON-6-1EP_2x2mm_P0.65mm_ThermalVia
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010302_Texas-Instruments-TPS61165DRVR_C122568.pdf
- Manufacturer Name: TI(德州仪器)
- Manufacturer Part Number: TPS61165DRVR
- Product Info Url: https://lcsc.com/product-detail/LED-Drivers_TI_TPS61165DRVR_TPS61165DRVR_C122568.html
- LCSC Part Number: C122568
- Package or Case Code: WSON-6_L2.0-W2.0-P0.65-TL-EP
- JLCPCB Part Class: Extended Part
- Part Type: LED Drivers
**Pins:**
- COMP [pin 2]
- CTRL [pin 5]
- EP [pin 7]
- FB [pin 1]
- GND [pin 3]
- SW [pin 4]
- VIN [pin 6]
### U_BUCK — [TPS54331DR](https://www.flux.ai/vasy_skral/tps54331dr~8qb.md)
- Role: Buck regulator
- Manufacturer Name: Texas Instruments
- Manufacturer Part Number: TPS54331DR
- Part Type: Integrated Circuit
- Package: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: TPS54331DR 12V to 5V buck converter for +5V_SYS generation
- Datasheet URL: https://www.ti.com/lit/ds/symlink/tps54331.pdf
**Pins:**
- BOOT [pin 1]
- COMP [pin 6]
- EN [pin 3]
- GND [pin 7]
- PH [pin 8]
- SS [pin 4]
- VIN [pin 2]
- VSENSE [pin 5]
### U_CAN — [TJA1050T/CM,118](https://www.flux.ai/vasyl/tja1050tcmc118~k8r.md)
- Package: SOIC-8
- Manufacturer Name: NXP Semiconductors
- Manufacturer Part Number: TJA1050T/CM,118
- Datasheet URL: https://cz.mouser.com/datasheet/2/302/TJA1050-3083416.pdf
- Role Details: Interfaces STM32 CAN1 TX/RX to external CANH/CANL bus on +5V_SYS
- Part Type: CAN transceiver
- Role: CAN Transceiver
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- CANH [pin 7]
- CANL [pin 6]
- GND [pin 2]
- RXD [pin 4]
- S [pin 8]
- TXD [pin 1]
- VCC [pin 3]
- VREF [pin 5]
### U_CHG — [IP5306](https://www.flux.ai/lcsc/ip5306~6k8d.md)
- Product Info Url: https://lcsc.com/product-detail/PMIC-Battery-Management_IP5306_C181692.html
- Max Input Voltage: 5V
- Max Output Voltage: 5V
- Role Details: IP5306 charger/power-bank controller using VIN from USB-C, BAT to battery node, SW to inductor, and VOUT to +5V_SYS
- Role: Battery charger and 5V boost
- Package: ESOP-8
- Package or Case Code: ESOP-8_L4.9-W3.9-P1.27-LS6.0-BL-EP
- Manufacturer Part Number: IP5306
- Part Type: Battery Management ICs
- Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2304140030_INJOINIC-IP5306_C181692.pdf
- Manufacturer Name: INJOINIC(英集芯)
- LCSC Part Number: C181692
- JLCPCB Part Class: Extended Part
- Max Current: 2.4A
**Pins:**
- BAT [pin 6]
- EP [pin 9]
- KEY [pin 5]
- LED1 [pin 2]
- LED2 [pin 3]
- LED3 [pin 4]
- SW [pin 7]
- VIN [pin 1]
- VOUT [pin 8]
### U_ESD — [PRTR5V0U2X,215](https://www.flux.ai/openpartlist/prtr5v0u2xc215~f8.md)
- Manufacturer Part Number: PRTR5V0U2X,215
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Nexperia USA Inc.
- Package: SOT-143B
- Role Details: Dual-line low-capacitance ESD clamp for USB_DP and USB_DM with VCC tied to +5V_SYS and GND to GND
- Role: USB ESD protection
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/PRTR5V0U2X.pdf
- Part Type: Protection
**Pins:**
- GND [pin 1]
- I/O1 [pin 2]
- I/O2 [pin 3]
- VCC [pin 4]
### U_FLASH — [W25Q32JVSSIQ](https://www.flux.ai/lcsc/w25q32jvssiq~bx2k.md)
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: W25Q32JVSSIQ
- LCSC Part Number: C2834491
- Part Type: NOR FLASH
- Package: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
- Supply Voltage: 2.7V~3.6V
- Manufacturer Name: WINBOND(华邦)
- Role: SPI NOR flash
- Frequency: 133MHz
- Package or Case Code: SOIC-8_L5.2-W5.2-P1.27-LS7.9-BL
- Operating Temperature: -40~+85℃
- Role Details: External 32Mbit SPI NOR flash on SPI4
**Pins:**
- /CS [pin 1]
- /HOLD [pin 7]
- /WP [pin 3]
- CLK [pin 6]
- DI [pin 5]
- DO [pin 2]
- GND [pin 4]
- VCC [pin 8]
### U_LDO — [AMS1117-3.3](https://www.flux.ai/adrian95/ams1117-33~v2u.md)
- Datasheet URL: https://www.snapeda.com/parts/AMS1117-3.3/Advanced%20Monolithic%20Systems/view-part/?ref=search&t=AMS1117-3.3
- Role: Digital LDO
- Package: Package_TO_SOT_SMD:SOT-223-3_TabPin2
- Role Details: AMS1117-3.3 from +5V_SYS to +3V3_DIG
- Manufacturer Part Number: AMS1117-3.3
- Manufacturer Name: ams
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Integrated Circuit
**Pins:**
- GND [pin 1]
- VI [pin 3]
- VO [pin 2]
### U_MCU — [STM32H743IIT6](https://www.flux.ai/vasy_skral/stm32h743iit6~itw.md)
- Manufacturer Part Number: STM32H743IIT6
- Package: Package_QFP:LQFP-176_24x24mm_P0.5mm
- Role: Main MCU
- Manufacturer Name: ST(意法半导体)
- Part Type: ST Microelectronics
- Role Details: STM32H743IIT6 in LQFP-176 for MotoCluster RevA with fixed SWD, USB, RTC, LCD, CAN, SPI4, ADC, GPIO, LED, buzzer, and I2C1 assignments
- Implementation Details: Locked MotoCluster RevA assignments preserved. PC13 reserved as explicit no-connect. SWD on PA13/PA14/PB3 only. USB on PA11/PA12 only. LSE on PC14/PC15 only. Remaining unassigned MCU pins must be treated as no-connect.
- Product Info Url: https://www.st.com/en/microcontrollers-microprocessors/stm32h743ii.html
- Datasheet URL: https://www.st.com/resource/en/datasheet/stm32h743ii.pdf
- LCSC Part Number: C89597
**Pins:**
- BOOT0 [pin 166]
- NRST [pin 31]
- PA0 [pin 40]
- PA1 [pin 41]
- PA10 [pin 121]
- PA11 [pin 122]
- PA12 [pin 123]
- PA13 [pin 124]
- PA14 [pin 137]
- PA15 [pin 138]
- PA2 [pin 42]
- PA3 [pin 47]
- PA4 [pin 50]
- PA5 [pin 51]
- PA6 [pin 52]
- PA7 [pin 53]
- PA8 [pin 119]
- PA9 [pin 120]
- PB0 [pin 56]
- PB1 [pin 57]
- PB10 [pin 79]
- PB11 [pin 80]
- PB12 [pin 92]
- PB13 [pin 93]
- PB14 [pin 94]
- PB15 [pin 95]
- PB2 [pin 58]
- PB3 [pin 161]
- PB4 [pin 162]
- PB5 [pin 163]
- PB6 [pin 164]
- PB7 [pin 165]
- PB8 [pin 167]
- PB9 [pin 168]
- PC0 [pin 32]
- PC1 [pin 33]
- PC10 [pin 139]
- PC11 [pin 140]
- PC12 [pin 141]
- PC13 [pin 8]
- PC14 [pin 9]
- PC15 [pin 10]
- PC2_C [pin 34]
- PC3_C [pin 35]
- PC4 [pin 54]
- PC5 [pin 55]
- PC6 [pin 115]
- PC7 [pin 116]
- PC8 [pin 117]
- PC9 [pin 118]
- PD0 [pin 142]
- PD1 [pin 143]
- PD10 [pin 98]
- PD11 [pin 99]
- PD12 [pin 100]
- PD13 [pin 101]
- PD14 [pin 104]
- PD15 [pin 105]
- PD2 [pin 144]
- PD3 [pin 145]
- PD4 [pin 146]
- PD5 [pin 147]
- PD6 [pin 150]
- PD7 [pin 151]
- PD8 [pin 96]
- PD9 [pin 97]
- PDR_ON [pin 171]
- PE0 [pin 169]
- PE1 [pin 170]
- PE10 [pin 73]
- PE11 [pin 74]
- PE12 [pin 75]
- PE13 [pin 76]
- PE14 [pin 77]
- PE15 [pin 78]
- PE2 [pin 1]
- PE3 [pin 2]
- PE4 [pin 3]
- PE5 [pin 4]
- PE6 [pin 5]
- PE7 [pin 68]
- PE8 [pin 69]
- PE9 [pin 70]
- PF0 [pin 16]
- PF1 [pin 17]
- PF10 [pin 28]
- PF11 [pin 59]
- PF12 [pin 60]
- PF13 [pin 63]
- PF14 [pin 64]
- PF15 [pin 65]
- PF2 [pin 18]
- PF3 [pin 19]
- PF4 [pin 20]
- PF5 [pin 21]
- PF6 [pin 24]
- PF7 [pin 25]
- PF8 [pin 26]
- PF9 [pin 27]
- PG0 [pin 66]
- PG1 [pin 67]
- PG10 [pin 153]
- PG11 [pin 154]
- PG12 [pin 155]
- PG13 [pin 156]
- PG14 [pin 157]
- PG15 [pin 160]
- PG2 [pin 106]
- PG3 [pin 107]
- PG4 [pin 108]
- PG5 [pin 109]
- PG6 [pin 110]
- PG7 [pin 111]
- PG8 [pin 112]
- PG9 [pin 152]
- PH0 [pin 29]
- PH1 [pin 30]
- PH10 [pin 87]
- PH11 [pin 88]
- PH12 [pin 89]
- PH13 [pin 128]
- PH14 [pin 129]
- PH15 [pin 130]
- PH2 [pin 43]
- PH3 [pin 44]
- PH4 [pin 45]
- PH5 [pin 46]
- PH6 [pin 83]
- PH7 [pin 84]
- PH8 [pin 85]
- PH9 [pin 86]
- PI0 [pin 131]
- PI1 [pin 132]
- PI10 [pin 12]
- PI11 [pin 13]
- PI2 [pin 133]
- PI3 [pin 134]
- PI4 [pin 173]
- PI5 [pin 174]
- PI6 [pin 175]
- PI7 [pin 176]
- PI8 [pin 7]
- PI9 [pin 11]
- VBAT [pin 6]
- VCAP1 [pin 81]
- VCAP2 [pin 125]
- VDD [pin 62]
- VDD [pin 36]
- VDD [pin 159]
- VDD [pin 49]
- VDD [pin 149]
- VDD [pin 82]
- VDD [pin 136]
- VDD [pin 15]
- VDD [pin 72]
- VDD [pin 23]
- VDD [pin 127]
- VDD [pin 91]
- VDD [pin 103]
- VDD [pin 172]
- VDD33_USB [pin 114]
- VDDA [pin 39]
- VREF+ [pin 38]
- VSS [pin 61]
- VSS [pin 22]
- VSS [pin 126]
- VSS [pin 14]
- VSS [pin 148]
- VSS [pin 48]
- VSS [pin 158]
- VSS [pin 135]
- VSS [pin 71]
- VSS [pin 90]
- VSS [pin 102]
- VSS [pin 113]
- VSSA [pin 37]
### U_RST — [APX803-29SAG-7](https://www.flux.ai/lcsc/apx803-29sag-7~v7e6.md)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Diodes-Incorporated-APX803-29SAG-7_C460551.pdf
- Role: Reset supervisor
- Package or Case Code: SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR
- Package: Package_TO_SOT_SMD:SOT-23
- Manufacturer Name: DIODES(美台)
- JLCPCB Part Class: Extended Part
- LCSC Part Number: C460551
- Part Type: Monitors & Reset Circuits
- Role Details: Requested APX803S-29SAG not in library; APX803-29SAG-7 used as closest reset supervisor for +3V3_DIG with active-low reset intent
- Manufacturer Part Number: APX803S-29SAG
- Product Info Url: https://lcsc.com/product-detail/Microprocessor-Microcontroller-Supervisors_Diodes-Incorporated-APX803-29SAG-7_C460551.html
**Pins:**
- ~{RESET} [pin 2]
- GND [pin 1]
- VCC [pin 3]
### U1 — [IS42S16400J-6TLI](https://www.flux.ai/lcsc/is42s16400j-6tli~ajra.md)
- Part Type: SDRAM
- Manufacturer Name: ISSI(美国芯成)
- Role Details: 16-bit SDRAM on the STM32 FMC bus, powered from +3V3_DIG with local decoupling and bulk capacitance.
- Package: Package_SO:TSOP-54_18.4x10mm_P0.8mm
- Package or Case Code: TSOPII-54_L22.4-W10.2-P0.80-LS11.8-BL
- Role: External SDRAM
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: IS42S16400J-6TLI
- LCSC Part Number: C2897490
**Pins:**
- ~{CAS} [pin 17]
- ~{CS} [pin 19]
- ~{RAS} [pin 18]
- ~{WE} [pin 16]
- A0 [pin 23]
- A1 [pin 24]
- A10 [pin 22]
- A11 [pin 35]
- A2 [pin 25]
- A3 [pin 26]
- A4 [pin 29]
- A5 [pin 30]
- A6 [pin 31]
- A7 [pin 32]
- A8 [pin 33]
- A9 [pin 34]
- BA0 [pin 20]
- BA1 [pin 21]
- CKE [pin 37]
- CLK [pin 38]
- DQ0 [pin 2]
- DQ1 [pin 4]
- DQ10 [pin 45]
- DQ11 [pin 47]
- DQ12 [pin 48]
- DQ13 [pin 50]
- DQ14 [pin 51]
- DQ15 [pin 53]
- DQ2 [pin 5]
- DQ3 [pin 7]
- DQ4 [pin 8]
- DQ5 [pin 10]
- DQ6 [pin 11]
- DQ7 [pin 13]
- DQ8 [pin 42]
- DQ9 [pin 44]
- DQMH [pin 39]
- DQML [pin 15]
- GND [pin 28]
- GND [pin 54]
- GND [pin 41]
- GNDQ [pin 6]
- GNDQ [pin 12]
- GNDQ [pin 46]
- GNDQ [pin 52]
- NC [pin 40]
- NC [pin 36]
- VDD [pin 1]
- VDD [pin 14]
- VDD [pin 27]
- VDDQ [pin 9]
- VDDQ [pin 43]
- VDDQ [pin 3]
- VDDQ [pin 49]
### Y1 — [ABM8-25.000MHZ-B2-T3](https://www.flux.ai/adrian95/abm8-25p000mhz-b2-t3~w4l.md)
- Manufacturer Name: Abracon LLC
- Package: Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Oscillator
- Role: HSE crystal
- Role Details: 25MHz HSE crystal for STM32H747
- Manufacturer Part Number: ABM8-25.000MHZ-B2-T
- Datasheet URL: https://abracon.com/Resonators/abm8.pdf
**Pins:**
- GND_1 [pin 2]
- GND_2 [pin 4]
- X1 [pin 1]
- X2 [pin 3]
### Y2 — [FC-135R 32.7680KF-A3](https://www.flux.ai/lcsc/fc-135r-32p7680kf-a3~xyem.md)
- Role Details: 32.768kHz RTC crystal equivalent to requested FC-135R family for STM32 LSE
- Role: LSE crystal
- Package: Crystal:Crystal_SMD_3215-2Pin_3.2x1.5mm
- LCSC Part Number: C1986396
- JLCPCB Part Class: Extended Part
- Manufacturer Name: EPSON(爱普生)
- Manufacturer Part Number: FC-135R 32.768KHZ
- Package or Case Code: CRYSTAL-SMD_L3.2-W1.5-FC-135R32.7680KF-A3
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ggum/motocluster-reva~2w](https://www.flux.ai/ggum/motocluster-reva~2w).*
---
*Generated from [https://www.flux.ai/ggum/motocluster-reva~2w](https://www.flux.ai/ggum/motocluster-reva~2w)*