• STM32 Board V2

    Bastien Herrouin • 01/29/2022 at 10:47 • 0 comments

    Board introduction : 

    CPU and Memory

    • Core:  Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allowing 0-wait state execution from Flash memory, frequency up to 168 MHz, memory protection unit, 210 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
    • Memories
      • Up to 1 Mbyte of Flash memory
      • Up to 192+4 Kbytes of SRAM including 64-Kbyte of CCM (core coupled memory) data RAM
      • 512 bytes of OTP memory
      • Flexible static memory controller supporting Compact Flash, SRAM, PSRAM, NOR, and NAND memories

    Advanced Peripheral Interfaces

    • 26 GPIO
    • 8 3.3V PWM output
    • 2 USART
    • 1 I2C 
    • 2 SPI
    • 1 SD-Card

    Sensor : 

    - GPS Ublox

    - 2 stepper driver 

    - LSM6DSLTR

    - LIS2MDLTR

    - TMP75AIDR

    BOM :

    BOM V2.xlsx

    Schematic : 

    Schematic V2.pdf

    PCB : 

    Board V2.pdf

    Sponsor : 

    Thank you to JLC PCB for sponsoring this second board prototype 

    https://jlcpcb.com/HAR

  • Version 1 : PCB Brain Based on STM32F401VGT6

    Bastien Herrouin • 12/09/2021 at 11:08 • 0 comments

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    C4122pCapacitor_SMD:C_0402_1005Metric1
    D1SD103AWSDiode_SMD:D_SOD-3231
    GPS1MAX-7QRF_GPS:ublox_MAX1
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    IC1TMP75AIDRM24C64-RMN6TP:SOIC127P600X175-8N1
    IC2M24C64-RMN6TPM24C64-RMN6TP:SOIC127P600X175-8N1
    IC3TXS0108EPWRTXS0108EPWR:SOP65P640X120-20N1
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    J1USART1Connector_Molex:Molex_CLIK-Mate_502443-0470_1x04-1MP_P2.00mm_Vertical1
    J2I2C2Connector_Molex:Molex_CLIK-Mate_502443-0470_1x04-1MP_P2.00mm_Vertical1
    J3KH-SMA-K513-GKH-SMA-K513-G:KHSMAK513G1
    J4PWMConnector_PinHeader_2.54mm:PinHeader_1x08_P2.54mm_Vertical1
    J5SPI2Connector_Molex:Molex_CLIK-Mate_502443-0570_1x05-1MP_P2.00mm_Vertical1
    J6SPI1Connector_Molex:Molex_CLIK-Mate_502443-0570_1x05-1MP_P2.00mm_Vertical1
    J7Micro_SD_CardConnector_Card:microSD_HC_Wuerth_6930720108011
    J8USART3Connector_Molex:Molex_CLIK-Mate_502443-0470_1x04-1MP_P2.00mm_Vertical1
    J9ExConnector_PinHeader_1.27mm:PinHeader_1x07_P1.27mm_Vertical1
    J10PWRConnector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical1
    J11USB_B_MicroConnector_USB:USB_Micro-B_Wuerth_629105150521_CircularHoles1
    J12EXConnector_PinHeader_1.27mm:PinHeader_1x04_P1.27mm_Vertical1
    J135VConnector_PinHeader_2.54mm:PinHeader_2x08_P2.54mm_Vertical1
    J14CAN1Connector_Molex:Molex_CLIK-Mate_502443-0470_1x04-1MP_P2.00mm_Vertical1
    J15EXConnector_PinHeader_1.27mm:PinHeader_1x03_P1.27mm_Vertical1
    L1-L4"}" style="border: 1px solid rgb(204, 204, 204); overflow: hidden; padding: 2px 3px; vertical-align: bottom; font-family: Calibri; font-size: 11pt;">> L1-L439nInductor_SMD:L_0402_1005Metric4
    LED1VDiode_SMD:D_0603_1608Metric1
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    v R1, R4, R1610kResistor_SMD:R_0402_1005Metric3
    R2620Resistor_SMD:R_0402_1005Metric1
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