ST X-NUCLEO-IHM08M1 User Manual
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ST X-NUCLEO-IHM08M1 User Manual

Low-voltage bldc motor driver expansion board based on stl220n6f7 for stm32 nucleo
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Summary of Contents for ST X-NUCLEO-IHM08M1

  • Page 1 Chipsmall Limited consists of a professional team with an average of over 10 year of expertise in the distribution of electronic components. Based in Hongkong, we have already established firm and mutual-benefit business relationships with customers from,Europe,America and south Asia,supplying obsolete and hard-to-find components to meet their specific needs.

  • Page 2: Figure 1: X-Nucleo-Ihm08M1 Low-Voltage Bldc Motor Driver Expansion Board Based On Stl220N6F7 For Stm32 Nucleo

    STL220N6F7 for STM32 Nucleo Introduction The X-NUCLEO-IHM08M1 is a three-phase brushless DC motor driver expansion board based on STripFET™ F7 Power MOSFET STL220N6F7 for STM32 Nucleo. It provides an affordable and easy-to- use solution for driving a three-phase brushless DC motor in your STM32 Nucleo project. The X- NUCLEO-IHM08M1 is compatible with the ST morpho connector and supports further stacking of additional boards on a single STM32 Nucleo board.

  • Page 3: Table Of Contents

    Overcurrent detection (OCP) and current sensing measurement ..16 Analog section ................. 17 4.2.1 Hall/Encoder motor speed sensor ............ 17 BEMF detection circuit ..............18 Bill of materials ................19 X-NUCLEO-IHM08M1 STM32 PMSM FOC SDK parameters ..27 Revision history ................28 2/29 DocID028716 Rev 2...
  • Page 4 List of tables Table 1: Jumper settings ..........................8 Table 2: Screw terminals ..........................8 Table 3: ST morpho connector – CN7 ......................9 Table 4: ST morpho connector – CN10 ....................10 Table 5: BoM (1 of 2) ..........................19 Table 6: BoM (2 of 2) ..........................
  • Page 5 Figure 11: X-NUCLEO-IHM08M1 – power section ................... 16 Figure 12: X-NUCLEO-IHM08M1 – OCP circuit ..................16 Figure 13: X-NUCLEO-IHM08M1 – Current sensing circuit (1 of 3) ............17 Figure 14: X-NUCLEO-IHM08M1 – Current sensing circuit (2 of 3) ............17 Figure 15: X-NUCLEO-IHM08M1 –...

  • Page 6: System Overview

    Overcurrent detection and protection (30 A PEAK  Thermal measuring and overheating protection  Full compatible with ST Six Step or ST FOC control algorithm  Full support for sensorless and sensor mode  3-shunt and 1-shunt configurable jumpers for motor current sensing ...

  • Page 7: Getting Started

    A generic motor control system can be basically schematized as the arrangement of three main functional blocks (see System functional hardware blocks):  Control block accepts user commands to drive a motor. The X-NUCLEO-IHM08M1 is based on the STM32 Nucleo board, which provides all the digital signals for effective motor driving control.

  • Page 8: Figure 3: X-Nucleo-Ihm08M1 Plugged On Stm32 Nucleo Board

    Getting started Figure 3: X-NUCLEO-IHM08M1 plugged on STM32 Nucleo board The interconnection between the STM32 Nucleo board and the X-NUCLEO-IHM08M1 expansion board is designed for full-compatibility with a wide range of STM32 Nucleo boards without any solder bridge modifications, except for the removal of resistor R60 on the NUCLEO-F401RE Nucleo board if the X-CUBE-SPN8 firmware is installed.

  • Page 9: Hardware Settings

    2.2.1 Hardware settings By default, the X-NUCLEO-IHM08M1 provides the power supply voltage for STM32 Nucleo board (+5V on E5V) independently through the power voltage applied at the J1 connector. Removing resistor R170 on the expansion board, you can disconnect internal voltage...

  • Page 10: Table 3: St Morpho Connector - Cn7

    Getting started Figure 4: X-NUCLEO-IHM08M1 top layer with silk-screen The X-NUCLEO-IHM08M1 power block features the ST morpho male pin header connectors (CN7 and CN10) accessible on both sides of the board, which can be used to connect this power board to the STM32 Nucleo board. All the MCU signal and power pins are available on the ST morpho connector.

  • Page 11: Table 4: St Morpho Connector - Cn10

    PC0 or PB8 Curr_fdbk_PhC Notes: By default the potentiometer is connected on PA4. For DAC usage remove resistor R181. Refer to user manual UM1724 Table 9: Solder bridges for further details Table 4: ST morpho connector – CN10 Solder Default Signal Bridge...
  • Page 12 NC/PF4 Notes: U5V is 5 V power from ST-LINK/V2-1 USB connector and it rises before +5 V For NUCLEO-F302R8 - pin PA5 is on CN10/pin 30 and PB13 is on CN10/pin 11 For NUCLEO-F302R8 - pin PA6 is on CN10/pin 28 and PB14 is on CN10/pin 13...

  • Page 13: Board Schematics

    Board schematics UM1996 Board schematics Figure 5: Power section Figure 6: Current sensing and B-emf circuit 12/29 DocID028716 Rev 2...

  • Page 14: Figure 7: Auxiliary Power Supply Circuit

    UM1996 Board schematics Figure 7: Auxiliary power supply circuit Figure 8: Sensing and Hall/Encoder circuit Figure 9: Analog conditioning and current protection circuit DocID028716 Rev 2 13/29...

  • Page 15: Figure 10: Mcu Pin-Out Assignment

    Board schematics UM1996 Figure 10: MCU pin-out assignment 14/29 DocID028716 Rev 2...

  • Page 16: Circuit Description

    UM1996 Circuit description Circuit description Power section L6398 gate driver and STL220N6F7 STripFET™ F7 Power MOSFET 4.1.1 The main section is based on: L6398 single-chip half bridge gate driver for the N-channel power MOSFET - a high- voltage device manufactured with the BCD “OFF-LINE” technology. The high side (floating) section is designed to handle a voltage rail of up to 600 V and the logic inputs are CMOS/TTL compatible down to 3.3 V for easy microcontroller/DSP interfacing.

  • Page 17: Overcurrent Detection (Ocp) And Current Sensing Measurement

    Circuit description UM1996 Figure 11: X-NUCLEO-IHM08M1 – power section 4.1.2 Overcurrent detection (OCP) and current sensing measurement Over Current Protection (OCP) is implemented by hardware with a detection circuit. The current is compared with an embedded current reference (by the MCU) and the output generates a fault condition at the BKIN pin that goes to ground.

  • Page 18: Analog Section

    UM1996 Circuit description Figure 13: X-NUCLEO-IHM08M1 – Current sensing circuit (1 of 3) Figure 14: X-NUCLEO-IHM08M1 – Current sensing circuit (2 of 3) Figure 15: X-NUCLEO-IHM08M1 – Current sensing circuit (3 of 3) Analog section 4.2.1 Hall/Encoder motor speed sensor The X-NUCLEO-IHM08M1 expansion board implements the Hall/Encoder sensor detecting circuit for speed measurement, the schematic for which is given in the figure below.

  • Page 19: Bemf Detection Circuit

    Figure 17: X-NUCLEO-IHM08M1 – BEMF detection circuit The X-NUCLEO-IHM08M1 expansion board provides the hardware for bus voltage sensing and temperature measurement. This signal is acquired with a resistor divider and with an embedded NTC (placed close to STL220N6F7 Power MOSFET), as shown below.

  • Page 20: Bill Of Materials

    UM1996 Bill of materials Bill of materials Table 5: BoM (1 of 2) Type / Voltage / Watt Item Quantity Reference Part / Value TECNOLOGY Tol. / Ampere information C1,C12,C16, Ceramic C19,C23,C2 Multilayer 100nF 7,C89,C124, Capacitors C126,C128 Ceramic Multilayer 4.7uF 10V Capacitors Ceramic Multilayer...
  • Page 21 C114,C123 330uF Capacitor SMBJ48A-TR Transil D2,D3,D4,D 5,D6,D7,D8, D9,D10,D12, BAT30KFILM 30V, 0.3A SCHOTTKY D21,D22,D2 DIODE 3,D24,D25,D LED standard - SMD ST POWER D14,D15,D1 STPS0560Z 60V/0.5A SCHOTTKY 6,D17 DIODE 2 WAYS JP1,JP2, JUMPER STRIP LINE- JP3,J9 MALE 2.54mm 20/29 DocID028716 Rev 2...
  • Page 22 J5,J6 shunt drop 3 WAYS Stripline m. 1x3 STRIP LINE- MALE 2.54mm 3 way 6.35mm Motor Connector PCB terminal block ELEVATED CN7,CN10 SOCKET ST CN7,CN10 ST_MORPHO_1 MORPHO CONNECTOR 38 PIN (19x2) 8 PIN CN6,CN9 CN6,CN9 ELEVATED SOCKET 10 PIN ELEVATED...
  • Page 23 Bill of materials UM1996 Type / Voltage / Watt Item Quantity Reference Part / Value TECNOLOGY Tol. / Ampere information R3,R8,R14, R47,R48,R5 0,R51,R52,R 54,R55,R56, R58,R59,R6 0,R61,R62,R 0 Ω 63,R64,R65, 0.1W RESISTOR R67,R70,R7 2,R73,R74,R 77,R78,R79, R81,R84,R8 5,R86,R170, R178,R181 169 kΩ 0.1W RESISTOR 9.31 kΩ...

  • Page 24: Table 6: Bom (2 Of 2)

    UM1996 Bill of materials Type / Voltage / Watt Item Quantity Reference Part / Value TECNOLOGY Tol. / Ampere information 2.7 kΩ R128 0.1W RESISTOR 47 kΩ R130 0.1W RESISTOR R149,R152, 100 Ω R155,R158, 0.1W RESISTOR R164,R167 R150,R153, 56 Ω R156,R159, 0.1W RESISTOR...
  • Page 25 Bill of materials UM1996 Manufacturer’s ordering code / Item Package Manufacturer Additional Notes Orderable Part Number 6.3mm Nichicon RSS1E470MCN1GS diameter 0603 1206 MURATA GRM31CR61H106KA12L 0603 0805 0805 0603 NOT MOUNTED Through Nichicon UPS1J331MHD hole STMicroelectr SMBJ48A-TR onics STMicroelectr SOD-523 BAT30KFILM onics SMD 0603 Lite-on...
  • Page 26 UM1996 Bill of materials Manufacturer’s ordering code / Item Package Manufacturer Additional Notes Orderable Part Number Alternative:4UCONN 15286 Mounting info: 2.54mm Samtec ESQ-110-24-T-S Female on top, male pitch on bottom -NOT MOUNTED Alternative: 4UCONN 15282 Mounting info: 2.54mm Samtec ESQ-106-24-T-S Female on top, male pitch on bottom -NOT...

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