StarSOM-STM32V8 Datasheet and Pinout
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StarSOM-STM32V8 Datasheet and Pinout
General description
The StarSOM-STM32V8 is a compact, high-performance System-on-Module based on the STM32V873 microcontroller, designed for demanding real-time, industrial, Edge AI and signal-processing applications.
Powered by the next-generation Arm® Cortex®-M85 architecture running at up to 800 MHz, the module combines high processing performance with deterministic real-time operation, fast interrupt response and direct access to MCU peripherals and I/O resources.
With Arm Helium™ / M-Profile Vector Extension (MVE), advanced DSP capabilities and hardware acceleration for machine-learning workloads, the StarSOM-STM32V8 is particularly well suited for applications requiring intensive local data processing without the complexity of a Linux-based application processor.
Integrated Ethernet PHY enables deterministic, high-speed industrial communication, while the broad range of MCU interfaces allows straightforward connection of sensors, actuators, communication modules and application-specific electronics.
By integrating the STM32V873 together with extarnal memories, power-management circuitry and other essential components, the StarSOM-STM32V8 significantly reduces hardware design complexity and accelerates development of new embedded products.
The module can be integrated directly into a customer-designed baseboard or used together with a dedicated Carrier Board (StarCB-STM32V8), creating a complete and ready-to-use development platform.
Applications
- Industrial automation
- PLC and industrial controllers
- Robotics
- Motion and motor control
- Real-time control systems
- Industrial Ethernet and TSN devices
- Edge AI applications
- Machine-learning inference
- Sensor fusion
- Smart sensors
- Digital signal processing
- Audio processing
- Condition monitoring
- Predictive maintenance
- Machine vision preprocessing
- Advanced Human-Machine Interfaces
- Measurement and instrumentation systems
- Medical and laboratory equipment
- Communication gateways
- High-performance embedded control systems
Features
- STM32V873 high-performance MCU
- Arm® Cortex®-M85 core running at up to 800 MHz
- Arm Helium™ / M-Profile Vector Extension (MVE)
- High-performance DSP and signal-processing capabilities
- Hardware acceleration for Edge AI and machine-learning workloads
- Deterministic real-time operation
- Gigabit Ethernet
- Time-Sensitive Networking (TSN) support
- Advanced embedded memory architecture based on PCM technology
- Broad range of communication interfaces and MCU peripherals
- Direct access to processor buses and I/O resources
- Compact System-on-Module architecture
- Dedicated power-management circuitry
- Designed for integration with custom carrier boards
- Compatible with a dedicated SoMLabs Carrier Board
- Suitable for both prototyping and mass-production applications
- Reduced hardware-development effort and shorter time-to-market
Pictures of SOM versions
| Version | Photo |
|---|---|
| QSPI, PSRAM DDR and Ethernet PHY on-board |
 |
- Ethernet PHY 10/100 is available as an options.
- External QSPI Flash and PSRAM memories are available as options.
Ordering info
SLSNH757CpuType_Clock_RamSize_FlashSize_SF_TEMP
| SLS | Product type SLS - System on Module |
| N | SOM Name 0 - StarSOM |
| H757 | CPU Family 5 - STM32H757XI |
| CpuType | CPU Type H757 - Dual core STM32H757XI |
| Clock | CPU Clock Speed 480C - Cortex-M7 @480MHz/Cortex-M4 @240MHz |
| RamSize | SDRAM Size 0R - No external SDRAM 32R - 32MB |
| FlashSize | QSPI Flash Size 0QSPI - no external Flash 4QSPI - 4MB QSPI Flash 16QSPI - 16MB QSPI Flash 32QSPI - 32MB QSPI Flash |
| SF | Special Features 0SF - No Special Features 1WB - Built-in Murata 802.11b/g/n WiFI/BLE5.1 2ET - Built-in Microchip 100Mb Ethernet PHY 3WE - Built-in Murata 802.11b/g/n WiFI/BLE5.1 and Microchip 100Mb Ethernet PHY |
| TEMP | Operating Temperature E - Extended: -30 to +70 C I - Industrial: -40 to +85 C |
Block Diagram
Operating ranges
| Parameter | Value | Unit | Comment |
|---|---|---|---|
| Power Supply | Connected to +3V3IN pins | ||
| Input GPIO voltage | - | ||
| Environment temperature1 | oC | Industrial range w/o WiFi module | |
| Industrial range with WiFi module | |||
| Consumer range |
Note:
1. Maximum MCU junction temperature is +125oC.
Electrical parameters
| SOM signal name |
Parameter | Value | Units | ||
|---|---|---|---|---|---|
| Min. | Typ. | Max. | |||
| VDD-3V3 | Supply Voltage | 3.15 | 3.3 | 3.45 | V |
| IVDD-3V3 | Total Supply Current | - | 115 | 785 | mA |
| VGPIO (TT_xx) | GPIO Input Voltage | 0 | 3.3 | 3.6 | V |
| VGPIO (except TT_xx) | GPIO Input Voltage | 0 | 3.3 | 5.5 | V |
| VBAT | SNVS Backup Battery Supply |
1.2 | - | 3.6 | V |
| VDDA | ADC Inputs Voltage | 0 | - | 3.6 | V |
Note:
1. VDD50USB and VDD33USB power input are connected to VDD-3V3.
2. VDDA and VREF+ are connected to VDD-3V3.
SOM pinout
- StarSOM-STM32V8 board-to-board connectors view (top view)
- StarSOM-STM32V8 connectors type: Hirose DF40C100DP04V51
| SoM pin number | Default function | GPIO | TFBGA273 ball | Notes |
|---|---|---|---|---|
| 1 | GND | - | - | |
| 2 | GND | - | - | |
| 3 | USB2.VBUS | PM1 | B9 | |
| 4 | VBAT | - | B1 | MCU VBAT power supply input |
| 5 | USB2.D_N | PM2 | A10 | Optional USB2 transceiver line |
| 6 | PORTB.10 | PB10 | A2 | |
| 7 | USB2.D_P | PM3 | A9 | Optional USB2 transceiver line |
| 8 | PORTD.13 | PD13 | B5 | |
| 9 | GND | - | - | |
| 10 | PORTD.14 | PD14 | C4 | |
| 11 | USB2.ID | PM0 | C10 | |
| 12 | PORTD.15 | PD15 | D5 | |
| 13 | PORTE.9 | PE9 | B6 | |
| 14 | PORTE.14 | PE14 | B2 | |
| 15 | PORTE.12 | PE12 | B3 | |
| 16 | PORTE.15 | PE15 | E4 | |
| 17 | PORTE.13 | PE13 | F6 | |
| 18 | PORTC.13 | PC13 | F4 | |
| 19 | PORTA.12 | PA12 | C7 | |
| 20 | POCRTC.10 | PC10 | H2 | |
| 21 | PORTA.11 | PA11 | D8 | |
| 22 | POCRTC.9 | PC9 | H4 | |
| 23 | PORTF.2 | PF2 | E2 | |
| 24 | PORTC.11 | PC11 | H3 | |
| 25 | PORTF.1 | PF1 | E1 | |
| 26 | PORTA.0 | PA0 | H1 | |
| 27 | PORTF.0 | PF0 | E3 | |
| 28 | PORTA.1 | PA1 | J3 | |
| 29 | PORTD.12 | PD12 | J1 | |
| 30 | I2C3.SDA | PG5 | M13 | |
| 31 | PORTD.11 | PD11 | J2 | |
| 32 | I2C3.SCL | PG6 | R17 | |
| 33 | PORTE.1 | PE1 | M4 | |
| 34 | GND | - | - | |
| 35 | USB1.VBUS | PM8 | B11 | |
| 36 | LCD.CLK | PA5 | T1 | |
| 37 | USB1.D_N | OTG1_DM | A13 | USB1 transceiver line |
| 38 | GND | - | - | |
| 39 | USB1.D_P | OTG1_DP | A12 | USB1 transceiver line |
| 40 | LCD.VSYNC | PE11 | C5 | |
| 41 | GND | - | - | |
| 42 | LCD.HSYNC | PA6 | R2 | |
| 43 | USB1.ID | PM9 | B10 | |
| 44 | LCD.DE | PB14 | K2 | |
| 45 | USBPD.CC1 | PM6 | B8 | USB CC1 interface line |
| 46 | GND | - | - | |
| 47 | USBPD.CC2 | PM7 | C8 | USB CC2 interface line |
| 48 | LCD.R7 | PB8 | T17 | |
| 49 | PORTE.0 | PE0 | M13 | |
| 50 | LCD.R6 | PD8 | N3 | |
| 51 | PORTG.2 | PG2 | P4 | |
| 52 | LCD.R5 | PA15 | A6 | Optionally JTAG-TDI (by default not connected to JTAG) |
| 53 | PORTG.1 | PG1 | R3 | |
| 54 | LCD.R4 | PG3 | P15 | |
| 55 | PORTG.0 | PG0 | P1 | |
| 56 | LCD.R3 | PA4 | P2 | |
| 57 | GND | - | - | |
| 58 | LCD.R2 | PD2 | C14 | |
| 59 | ETH.LED0 | - | - | LED0/nWAYEN of KSZ8081RNBCA (on-board PHY) - active with on-board PHY only |
| 60 | LCD.R1 | PC3 | U15 | |
| 61 | ETH.LED1 | - | - | LED1/SPEED of KSZ8081RNBCA (on-board PHY) - active with on-board PHY only |
| 62 | LCD.R0 | PC0 | R13 | |
| 63 | GND | - | - | |
| 64 | GND | - | - | |
| 65 | ETH.TX_P | - | - | TXP output of KSZ8081RNBCA (on-board PHY) - active with on-board PHY only |
| 66 | LCD.G7 | PB15 | L2 | |
| 67 | ETH.TX_N | - | - | TXN output of KSZ8081RNBCA (on-board PHY) - active with on-board PHY only |
| 68 | LCD.G6 | PB11 | E5 | |
| 69 | GND | - | - | |
| 70 | LCD.G5 | PB12 | K4 | |
| 71 | ETH_RX_P | - | - | RXP input of KSZ8081RNBCA (on-board PHY) - active with on-board PHY only |
| 72 | LCD.G4 | PB13 | L1 | |
| 73 | ETH_RX_N | - | - | RXN input of KSZ8081RNBCA (on-board PHY) - active with on-board PHY only |
| 74 | LCD.G3 | PD6 | A3 | |
| 75 | GND | - | - | |
| 76 | LCD.G2 | PB1 | R6 | |
| 77 | GND | - | - | |
| 78 | LCD.G1 | PE3 | C16 | |
| 79 | GND | - | - | |
| 80 | LCD.G0 | PE2 | E14 | |
| 81 | VDD-3V3 | - | External power supply | |
| 82 | GND | - | - | |
| 83 | VDD-3V3 | - | External power supply | |
| 84 | LCD.B7 | PE7 | C15 | |
| 85 | VDD-3V3 | - | External power supply | |
| 86 | LCD.B6 | PD9 | N4 | |
| 87 | VDD-3V3 | - | External power supply | |
| 88 | LCD.B5 | PD5 | D6 | |
| 89 | VDD-3V3 | - | External power supply | |
| 90 | LCD.B4 | PE4 | D15 | |
| 91 | VDD-3V3 | - | External power supply | |
| 92 | LCD.B3 | PC4 | M12 | |
| 93 | VDD-3V3 | - | External power supply | |
| 94 | LCD.B2 | PE8 | C6 | |
| 95 | VDD-3V3 | - | External power supply | |
| 96 | LCD.B1 | PD3 | B15 | |
| 97 | VDD-3V3 | - | External power supply | |
| 98 | LCD.B0 | PC12 | T2 | |
| 99 | VDD-3V3 | - | External power supply | |
| 100 | GND | - | - | |
| 1 | GND | - | - | |
| 2 | GND | - | - | |
| 3 | USART1.TXD | PF15 | C12 | |
| 4 | RECOVERY | BOOT0 | A4 | If RECOVERY is open then BOOT0="0" If RECOVERY is connected to GND then BOOT0="1" |
| 5 | USART1.RXD | PF14 | B13 | |
| 6 | RESET | nRST | D4 | |
| 7 | PORTF.12 | PF12 | C13 | |
| 8 | GND | - | - | |
| 9 | PORTF.13 | PF13 | B14 | |
| 10 | JTAG.TRST | PB4 | T6 | By default not connected, optionally (using on-board jumper R401) connected to PB4/NJTRST |
| 11 | PORTF.11 | PF11 | A15 | |
| 12 | JTAG.TDI | PA15 | A6 | By default not connected, optionally (using on-board jumper R400) connected to JTDI |
| 13 | CAN1.RX | PD0 | A16 | |
| 14 | JTAG.TDO | PB3 | U6 | JTAG TDO/SWO debugging line |
| 15 | CAN1.TX | PD1 | D14 | |
| 16 | JTAG.TCK | PA14 | B7 | JTAG TCK/SWCLK debugging line |
| 17 | I2C1.SDA | PM4 | C9 | |
| 18 | JTAG.TMS | PA13 | A7 | JTAG TMS/SWDIO debugging line |
| 19 | I2C1.SCL | PM5 | D9 | |
| 20 | GND | - | - | |
| 21 | GND | - | - | |
| 22 | SDMMC1.D7 | PI7 | H16 | |
| 23 | I2S6.MCK | PA3 | R1 | |
| 24 | SDMMC1.D6 | PI6 | J16 | |
| 25 | GND | - | - | |
| 26 | SDMMC1.D5 | PI5 | J15 | |
| 27 | I2S6.SDO | PG14 | D16 | |
| 28 | SDMMC1.D4 | PI4 | L15 | |
| 29 | I2S6.SDI | PG12 | F14 | |
| 30 | GND | - | - | |
| 31 | I2S6.CK | PG13 | E15 | |
| 32 | SDMMC1.D2 | PI2 | L16 | |
| 33 | I2S6.WS | PG8 | N15 | |
| 34 | SDMMC1.D3 | PI3 | K15 | |
| 35 | GND | - | - | |
| 36 | SDMMC1.CMD | PK1 | K17 | |
| 37 | PORTK.2 | PK2 | K16 | |
| 38 | SDMMC1.CLK | PK0 | G16 | |
| 39 | PORTK.3 | PK3 | H15 | |
| 40 | SDMMC1.D0 | PI0 | J17 | |
| 41 | PORTK.4 | PK4 | L14 | |
| 42 | SDMMC1.D1 | PI1 | G15 | |
| 43 | PORTK.5 | PK5 | F15 | |
| 44 | GND | - | - | |
| 45 | GND | - | - | |
| 46 | GND | - | - | |
| 47 | PORTI.8 | PI8 | G17 | |
| 48 | GND | - | - | |
| 49 | PORTI.9 | PI9 | F17 | |
| 50 | DCAM.D0 | PC6 | M2 | |
| 51 | PORTI.10 | PI10 | F16 | |
| 52 | DCAM.D1 | PC7 | M3 | |
| 53 | PORTI.11 | PI11 | N17 | |
| 54 | DCAM.D2 | PC8 | N2 | |
| 55 | PORTI.12 | PI12 | N16 | |
| 56 | DCAM.D3 | PG11 | D17 | |
| 57 | PORTI.13 | PI13 | M17 | |
| 58 | DCAM.D4 | PD10 | P3 | |
| 59 | PORTI.14 | PI14 | M15 | |
| 60 | DCAM.D5 | PE10 | B4 | |
| 61 | PORTI.15 | PI15 | M16 | |
| 62 | DCAM.D6 | PC1 | T13 | |
| 63 | GND | - | - | |
| 64 | DCAM.D7 | PE6 | B17 | |
| 65 | PORTG.10 | PG10 | E16 | |
| 66 | DCAM.PCLK | PF8 | R5 | |
| 67 | PORTG.15 | PG15 | C17 | |
| 68 | DCAM.HSYNC | PD4 | B12 | |
| 69 | PORTE.5 | PE5 | B16 | |
| 70 | DCAM.VSYNC | PB4 | T6 | Optionally (using on-board jumper R401) connected to JTAG.TRST |
| 71 | PORTG.7 | PG7 | P16 | |
| 72 | GND | - | - | |
| 73 | PORTG.9 | PG9 | M14 | |
| 74 | GND | - | - | |
| 75 | PORTC.2 | PC2 | R14 | |
| 76 | GND | - | - | |
| 77 | PORTC.5 | PC5 | P13 | |
| 78 | PORTA.10 | PA10 | U14 | ENET.TXD1 - not available as GPIO if on-board PHY is mounted |
| 79 | PORTG.4 | PG4 | R16 | |
| 80 | PORTA.9 | PA9 | T14 | ENET.TXD0 - not available as GPIO if on-board PHY is mounted |
| 81 | GND | - | - | |
| 82 | PORTA.7 | PA7 | P14 | ENET.TXEN - not available as GPIO if on-board PHY is mounted |
| 83 | PORTB.9 | PB9 | T16 | |
| 84 | PORTB.0 | PB0 | T5 | ENET.RST - not available as GPIO if on-board PHY is mounted |
| 85 | PORTF.9 | PF9 | U16 | |
| 86 | PORTA.8 | PA8 | R12 | ENET.REF-CLK - not available as GPIO if on-board PHY is mounted |
| 87 | PORTF.10 | PF10 | T15 | |
| 88 | PORTB.5 | PB5 | R15 | ENET.CRS-DV - not available as GPIO if on-board PHY is mounted |
| 89 | PORTF.3 | PF3 | U2 | |
| 90 | PORTB.6 | PB6 | U12 | ENET.RXD0 - not available as GPIO if on-board PHY is mounted |
| 91 | PORTF.4 | PF4 | T3 | |
| 92 | PORTB.7 | PB7 | T12 | ENET.RXD1 - not available as GPIO if on-board PHY is mounted |
| 93 | PORTF.5 | PF5 | R4 | |
| 94 | PORTB.2 | PB2 | U5 | ENET.INT - not available as GPIO if on-board PHY is mounted |
| 95 | PORTF.6 | PF6 | U3 | |
| 96 | PORTD.7 | PD7 | E6 | ENET.MDC - not available as GPIO if on-board PHY is mounted |
| 97 | PORTF.7 | PF7 | T4 | |
| 98 | PORTA.2 | PA2 | J4 | ENET.MDIO - not available as GPIO if on-board PHY is mounted |
| 99 | GND | - | - | |
| 100 | GND | - | - | |
| Internal system connections | ||||
| XSPIM2.NCS1 | PJ0 | U11 | PSRAM Interface | |
| XSPIM2.IO0 | PJ1 | U9 | PSRAM + QSPI Interface | |
| XSPIM2.IO1 | PJ2 | T11 | PSRAM + QSPI Interface | |
| XSPIM2.IO2 | PJ3 | T7 | PSRAM + QSPI Interface | |
| XSPIM2.IO3 | PJ4 | R8 | PSRAM + QSPI Interface | |
| XSPIM2.CLK | PJ5 | U8 | PSRAM + QSPI Interface | |
| XSPIM2.NCLK | PJ6 | T8 | PSRAM Interface | |
| XSPIM2.DQS0 | PJ7 | T10 | PSRAM Interface | |
| XSPIM2.IO4 | PJ8 | R7 | PSRAM Interface | |
| XSPIM2.IO5 | PJ9 | T9 | PSRAM Interface | |
| XSPIM2.IO6 | PJ10 | R10 | PSRAM Interface | |
| XSPIM2.IO7 | PJ11 | R11 | PSRAM Interface | |
| XSPIM2.NCS2 | PJ12 | P8 | PSRAM + QSPI Interface | |
| OSC32_IN | PC14 | C2 | 32kHz crystal | |
| OSC32_OUT | PC15 | C1 | 32kHz crystal | |
Note:
1. Dual use pins: if 1DX (WiFi/BLE) module is installed on the StarSOM-STM32H757 module these pins are not available for user.
Dimensions
