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Getting started with X-STM32MP-RBT01 expansion board for the
Introduction
The
X-STM32MP-RBT01
is an MPU expansion board which embeds the following devices:
•
The
STSPIN948
motor driver IC
•
The
ISM330DHCXTR
•
The
IIS2MDC
3-axis magnetometer
•
The
LPS22HH
pressure sensor
•
The
VL53L5CX
TOF sensor
•
M24C32-RMN6TP
EEPROM
•
User LEDs present
The
X-STM32MP-RBT01
interfaces with the STM32MP157F-DK2 microprocessor via a 40-pin GPIO connector, using I²C,
UART, PWM and GPIO peripherals.
The
X-STM32MP-RBT01
expansion board is compatible with the STM32MP157F-DK2, STM32MP257F-DK and Raspberry Pi
GPIO expansion connector layout.
Notice:
For dedicated assistance, submit a request through our online support portal at www.st.com/support.
UM3482 - Rev 1 - March 2025
For further information, contact your local STMicroelectronics sales office.
iNEMO 3-axis accelerometer and 3-axis gyroscope
Figure 1.
X-STM32MP-RBT01 Expansion board
STM32MP157F-DK2 Discovery kit
UM3482
User manual
www.st.com
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Related Manuals for ST X-STM32MP-RBT01
Summary of Contents for ST X-STM32MP-RBT01
- Page 1 GPIO expansion connector layout. Figure 1. X-STM32MP-RBT01 Expansion board Notice: For dedicated assistance, submit a request through our online support portal at www.st.com/support. UM3482 - Rev 1 - March 2025 www.st.com For further information, contact your local STMicroelectronics sales office.
- Page 2 Time-of-Flight (ToF) 8x8 multizone ranging sensor with wide field of view. Power Rating of X-STM32MP-RBT01 board is 480 W, with the input DC power supply on CN3 up to 48 V and four DC motors can be connected simultaneously with maximum current consumption of 2.5 A per Motor.
- Page 3 UM3482 System requirements System requirements To test the X-STM32MP-RBT01, you need: • X-STM32MP-RBT01 expansion board • An STM32MP157F-DK2/STM32MP257F-DK discovery kit • A laptop/desktop (with Windows 10 or above) • A USB Type-A to micro-B USB cable (for connection as a virtual serial device, if required) ®...
- Page 4 Step 3. Power the STM32MP157F-DK2 using the USB Type-C cable. Step 4. Connect 48 V DC power supply on CN3 connector of X-STM32MP-RBT01 board. Step 5. Connect DC motors on CN4 and CN5 connectors of X-STM32MP-RBT01 board. Step 6. Program the supported firmware in the microSD™ card of the STM32MP157F-DK2 board. The X- STM32MP-RBT01 board is ready for use.
- Page 5 UM3482 Jumper settings for STSPIN948 selection Jumper settings for STSPIN948 selection For selecting dual independent full bridge mMode (Fixed OFF time), follow below jumper settings: Table 1. MODE selection S.No. Jumper Configuration Comments MODE 1 LOW MODE 2 HIGH MODE 3 LOW MODE 1 LOW MODE 2 HIGH MODE 3 LOW...
- Page 6 UM3482 Motor connection Motor connection Table 2. DC motor connection S.No. Connector PIN Signal Motor terminal CN4 PIN1 STSPIN948_1_OUT2A M1 – T1 CN4 PIN2 STSPIN948_1_OUT1A M1 – T2 CN4 PIN3 STSPIN948_1_OUT1B M2 – T1 CN4 PIN4 STSPIN948_1_OUT2B M2 – T2 CN3 PIN1 STSPIN948_2_OUT2A M3 –...
- Page 7 UM3482 STSPIN948 slew rate STSPIN948 slew rate SW1 and SW2 are used to select the Slew Rate of both STSPIN948 U2 and U3 respectively. Slew Rate depends on the resistance value connected on the SR pin STSPIN948. Refer below table for different Slew Rate settings: Table 3.
- Page 8 UM3482 Component description Component description EEPROM section M24C32 is a 32-Kbit I2C-compatible EEPROM (electrically erasable programmable memory) organized as 4 K × 8 bits. Table 4. M24C32-RMN6TP package details Features Description Order code M24C32-RMN6TP Package Operating voltage 1.8 V to 5.5 V Onboard jumper J1 can be used to enable or disable the write operation on the EEPROM to prevent unauthorized write operations.
- Page 9 UM3482 Component description STSPIN948 section The STSPIN948 is a 4.5 A dual full-bridge driver for brushed DC motors or bipolar stepper motors. The power stage is designed with high dynamic performance, allowing to achieve high frequency PWM control with precise duty-cycle.
- Page 10 I3CSM or SPI from the sensing element to the application. The sensing element, which detects absolute pressure, consists of a suspended membrane manufactured using a dedicated process developed by ST. The LPS22HH is available in a full-mold, holed LGA package (HLGA). It is guaranteed to operate over a temperature range extending from -40 °C to +85 °C.
- Page 11 UM3482 Component description Figure 8. LPS22HHTR circuit Magnetometer sensor IIS2MDC The IIS2MDC is a high-accuracy, ultra-low-power 3-axis digital magnetic sensor. The IIS2MDC has a magnetic field dynamic range up to ±50 gauss. The IIS2MDC includes an I2C serial bus interface that supports standard, fast mode, fast mode plus, and high- speed (100 kHz, 400 kHz, 1 MHz, and 3.4 MHz) and an SPI serial standard interface.
- Page 12 Time of flight ranging sensor VL53L5CX The VL53L5CX is a state of the art, Time-of-Flight (ToF), multizone ranging sensor enhancing the ST FlightSense product family. Housed in a miniature reflowable package, it integrates a SPAD array, physical infrared filters, and diffractive optical elements (DOE) to achieve the best ranging performance in various ambient lighting conditions with a range of cover glass materials.
- Page 13 VL53L5CX circuit Note: The VL53L5CX ToF sensor is placed on a breakout board on X-STM32MP-RBT01 board. This is done to enable users to use ToF in both horizontal and vertical orientation. By default, the ToF is in horizontal position, to change its orientation to vertical break out the ToF section and insert J14 pin header into J15 socket header as below.
- Page 14 UM3482 Component description Figure 13. GPIO connector Table 11. 40 PIN GPIO connector pin configuration STM32MP157F- STM32MP157F- Name Name DK2 Signal DK2 Signal I2C1_SDA I2C5_SDA I2C1_SCL I2C5_SCL IIS2MDC_INT_DRDY ISM330DHC_INT1 ISM330DHC_INT2 LPS22HH_INT_DRDY GPIO_LED3 STSPIN948_1_ENA_nFAULTA STSPIN948_1_ENA_nFAULTB STSPIN948_2_ENA_nFAULTA STSPIN948_2_ENA_nFAULTB STSPIN948_2_GPIOA STSPIN948_2_GPIOB GPIO_LED5 STSPIN948_1_GPIOA STSPIN948_1_GPIOB GPIO_LED4 EEPROM_ID_SD...
- Page 15 Schematic diagrams Figure 14. X-STM32MP-RBT01 circuit schematics (1 of 10) GPIO_Expansion_Connector EEPROM_ID_SD EEPROM_ID_SD EEPROM_ID_SC EEPROM_ID_SC M24C32-RMN6TP ISM330DHCX STSPIN948_2 IIS2MDC LPS22HH VL53L5CX LEDs & SW STSPIN948_1...
- Page 16 Figure 15. X-STM32MP-RBT01 circuit schematics (2 of 10) 0/NM 0/NM 0/NM 100nF 3.9K 3.9K EEPROM_ID_SC EEPROM_ID_SD M24C32-RMN6TP 22K/NM 22K/NM 22K/NM SHUNT 2.54mm Jumper EEPROM (WC) 17mm WRITE_ENABLE 2-3 (DEFAULT) WRITE_DISABLE Mouting hole_3.2mm drill Mouting hole_3.2mm drill Camera Slot Mouting hole_3.2mm drill...
- Page 17 Figure 16. X-STM32MP-RBT01 circuit schematics (3 of 10) 100nF 100nF 100nF 100nF ID_SD ID_SC Header 20X2_female I2C1_SDA ISM330DHC_INT1 I2C1_SCL ISM330DHC_INT2 IIS2MDC_INT_DRDY GPIO_LED3 LPS22HH_INT_DRDY STSPIN948_2_ENA_nFAULTA STSPIN948_1_ENA_nFAULTA STSPIN948_2_ENA_nFAULTB STSPIN948_1_ENA_nFAULTB GPIO_LED5 STSPIN948_2_GPIOA STSPIN948_1_GPIOB STSPIN948_2_GPIOB GPIO_LED4 STSPIN948_1_GPIOA ID_SC EEPROM_ID_SC ID_SD EEPROM_ID_SD STSPIN948_1_PWM1A GPIO_LED2 STSPIN948_2_PWM1B...
- Page 18 Figure 17. X-STM32MP-RBT01 circuit schematics (4 of 10) Default 1-2 Default 1-2 Default 2-3 0 - 58V STSPIN948_1_OUT2A STSPIN948_1_MODE1 STSPIN948_1_MODE2 STSPIN948_1_MODE3 SHUNT 1.27 mm SHUNT 1.27 mm CB61F15A-TR1 SHUNT 1.27 mm 3POS 1.27MM 3POS 1.27MM 3POS 1.27MM 0.1 µF 1.5KE62A...
- Page 19 Figure 18. X-STM32MP-RBT01 circuit schematics (5 of 10) TP10 Default 1-2 Default 2-3 Default 1-2 STSPIN948_2_OUT2A TP11 STSPIN948_2_MODE1 STSPIN948_2_MODE2 STSPIN948_2_MODE3 SHUNT 1.27 mm SHUNT 1.27 mm SHUNT 1.27 mm 3POS 1.27MM 3POS 1.27MM STSPIN948_2_OUT1A 3POS 1.27MM TP12 STSPIN948_2_OUT1B TP13 STSPIN948_2_OUT2B...
- Page 20 Figure 19. X-STM32MP-RBT01 circuit schematics (6 of 10) I2C1_SCL I2C1_SDA 1.5K 1.5K 1.5K SDO/SA0 SDO_Aux OCS_Aux INT2 ISM330DHC_INT2 0 Ohms ISM330DHC_INT1 INT1 ISM330DHCXTR 1.5K/NM 10uF 100nF 4.7K 100nF Accelerometer and Gyroscope...
- Page 21 Figure 20. X-STM32MP-RBT01 circuit schematics (7 of 10) I2C1_SCL SCL/SPC INT/DRDY IIS2MDC_INT_DRDY NC_1 GND_2 I2C1_SDA SDA/SDI/SDO VDD_IO NC_2 GND_1 NC_3 IIS2MDC 100nF 10uF 220nF 100nF Magnetometer...
- Page 22 Figure 21. X-STM32MP-RBT01 circuit schematics (8 of 10) VDD_IO SCL/SPC I2C1_SCL SDA/SDI/SDO I2C1_SDA SDO/SA0 GND1 GND2 INT_DRDY 100nF 100nF LPS22HH 2.2K 4.7K LPS22HH_INT_DRDY Pressure Sensor...
- Page 23 Figure 22. X-STM32MP-RBT01 circuit schematics (9 of 10) VL53L5CX_LPn I2C1_SDA I2C1_SCL 4.7uF 100nF VL53L5CX_INT VL53L5CX_I2C_RST 61300711121 2.2K 2.2K VL53L5CX_LPn VL53L5CX_LPn 0 Ohms RSVD6 RSVD5 I2C1_SCL I2C1_SCL RSVD4 I2C1_SDA I2C1_SDA RSVD3 VL53L5CX_INT VL53L5CX_INT RSVD1 VL53L5CX_I2C_RST VL53L5CX_I2C_RST I2C_RST RSVD2 VL53L5CX_LPn I2C1_SDA I2C1_SCL...
- Page 24 Figure 23. X-STM32MP-RBT01 circuit schematics (10 of 10) 300R GPIO_LED2 300R GPIO_LED1 LED GREEN LED RED Motor 1 ON Error/Fault Indication 300R GPIO_LED4 300R GPIO_LED3 LED GREEN LED GREEN Motor 3 ON Motor 2 ON 300R GPIO_LED5 LED GREEN Motor 4 ON...
- Page 25 UM3482 Bill of materials Bill of materials Table 12. X-STM32MP-RBT01 bill of materials Item Q.ty Ref. Part/value Description Manufacturer Order code C1, C2, C3, C4, CAP CER C5, C34, C35, 100nF 0.1UF 16V X7R KEMET C0603C104K4RACTU C37, C39, C40, 0603...
- Page 26 UM3482 Bill of materials Item Q.ty Ref. Part/value Description Manufacturer Order code LED RED Würth LED RED CLEAR 0603 150060RS75000 Elektronik Surface Mount Fuses 125Vac CB61F15A-TR1 Eaton CB61F15A-TR1 15A FA SMD Brick CONN SHUNT HEADER VERT Samtec Inc. TSW-103-07-F-S 2.54mm 3POS 2.54MM Hex Standoff Threaded...
- Page 27 UM3482 Bill of materials Item Q.ty Ref. Part/value Description Manufacturer Order code R43, R49, R64, RES 0.05 OHM 0.05R 3W Bourns Inc. CRA2512-FZ-R050ELF 1% 3W 2512 RES 2.2K OHM 0.5% 1/10W 0603, RES 2.2K YAGEO, R45, R66, R85, RT0603DRE102K2L, 2.2K OHM 1% 1/10W Stackpole R97, R98...
- Page 28 UM3482 Bill of materials Item Q.ty Ref. Part/value Description Manufacturer Order code M24C32- IC EEPROM RMN6TP, 8- 32KBIT I2C M24C32-RMN6TP SOIC 1MHZ 8SOIC Scalable 4.5 A STSPIN948, dual full-bridge U2, U3 VFQFPN 7 x 7 x driver for STSPIN948 1 – 48 L brushed DC motors INEMO...
- Page 29 UM3482 Board versions Board versions Table 13. X-STM32MP-RBT01 versions Finished good Schematic diagrams Bill of materials XMP$RBT01A XMP$RBT01A schematic diagrams XMP$RBT01A bill of materials 1. This code identifies the X-STM32MP-RBT01 evaluation board first version. UM3482 - Rev 1 page 29/36...
- Page 30 UM3482 Regulatory compliance information Regulatory compliance information Notice for US Federal Communication Commission (FCC) For evaluation only; not FCC approved for resale FCC NOTICE - This kit is designed to allow: (1) Product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and (2) Software developers to write software applications for use with the end product.
- Page 31 UM3482 Laser safety considerations Laser safety considerations This product contains a laser emitter and corresponding drive circuitry. The laser output is designed to meet Class 1 laser safety limits under all reasonably foreseeable conditions including single faults in compliance with IEC 60825-1:2014.
- Page 32 UM3482 Revision history Table 14. Document revision history Date Revision Changes 12-Mar-2025 Initial release. UM3482 - Rev 1 page 32/36...
- Page 33 UM3482 Contents Contents Overview ................2 System requirements .
- Page 34 X-STM32MP-RBT01 bill of materials ........
- Page 35 X-STM32MP-RBT01 component placement details ........
- Page 36 ST’s terms and conditions of sale in place at the time of order acknowledgment. Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of purchasers’...
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