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  • STM32F746IGT6 - WaveShare Core7XXI

    WaveShare Core7XXI


    Board Name WaveShare Core7XXI
    Brand WaveShare
    Origin China
    Microcontroller Part STM32F746IGT6
    Package LQFP176
    Core Cortex-M7
    FLASH 1024KB
    SRAM 256KB
    64KB (DTCM)
    16KB (ITCM)
    4KB (Backup)
    Max. Clock Speed 216MHz
    Crystals HSE (High Speed External) 8MHz
    LSE (Low Speed External) 32.768kHz
    Power Sources Any +3.3V pin (+3.3V)
    Any +5V pin (+5V)
    USB connector (+5V)
    Regulator manufacturer Advanced Monolithic Systems Inc.
    Regulator part number AMS1117
    Regulator package SOT223
    Output +3.3V @ 1000mA
    Battery holder No
    Connectivity Headers 2x 2x40 male dupont (2mm)
    Specific None
    Debug JTAG (20-pin IDC)
    USB Micro
    I/O LEDs Power LED (PWR LED, +3.3V)
    Power LED (VBUS LED, +5V USB)
    Buttons, switches and jumpers Reset button (RESET, NRST, active low)
    Switch (BOOT CONFIG, BOOT0)
    3-way switch (+5V USB / N.C. / +5V in)
    1-way jumper (VREF+ to +3.3V rail)
    1-way jumper (VBAT to +3.3V rail)
    1-way jumper (OTG JMP, PC1 to PWR OUT)
    1-way jumper (OTG JMP, PC2 to FLG)
    1-way jumper (OTG JMP, PA9 to VBUS)
    Other devices ISSI IS42S16400J (8MB RAM)
    PCB Colour Blue
    Size 82mm x 57mm
    Mounting None
    • Warning: The +5V pins on this board are directly connected to the +5V pin of the USB connector. There is no protection in place. Do not power this board through USB and an external power supply at the same time.


    WaveShare Core7XXI

    WaveShare Core7XXI Top view

    WaveShare Core7XXI Bottom view

    Header 1

    Pin Connected to
    GND Ground plane
    5VOUT +5V rail
    PI6 PI6
    PI7 PI7
    PI4 PI4
    PI5 PI5
    PE1 PE1
    PB9 PB9
    PE1 PE1
    PB8 PB8
    PB6 PB6
    PB7 PB7
    PB4 PB4
    PB5 PB5
    PG15 PG15
    PB3 PB3
    PG13 PG13
    PG14 PG14
    PG11 PG11
    PG12 PG12
    PG9 PG9
    PG10 PG10
    PD6 PD6
    PD7 PD7
    PD4 PD4
    PD5 PD5
    PD2 PD2
    PD3 PD3
    PD0 PD0
    PD1 PD1
    PC11 PC11
    PC12 PC12
    PA15 PA15
    PC10 PC10
    PI3 PI3
    PA14 PA14
    PI2 PI2
    GND Ground plane
    3.3V +3.3V rail
    GND Ground plane
    3.3V +3.3V rail
    PI1 PI1
    PI0 PI0
    PH15 PH15
    PH14 PH14
    PH13 PH13
    PA12 PA12
    PA13 PA13
    PA10 PA10
    PA11 PA11
    PA8 PA8
    PA9 PA9
    PC8 PC8
    PC9 PC9
    PC6 PC6
    PC7 PC7
    PG7 PG7
    PG8 PG8
    PG5 PG5
    PG6 PG6
    PG3 PG3
    PG4 PG4
    PD15 PD15
    PG2 PG2
    PD13 PD13
    PD14 PD14
    PD11 PD11
    PD12 PD12
    PD9 PD9
    PD10 PD10
    PB15 PB15
    PD8 PD8
    PB13 PB13
    PB14 PB14
    PH12 PH12
    PB12 PB12
    3.3V +3.3V rail
    GND Ground plane

    Header 2

    Pin Connected to
    3.3V +3.3V rail
    PH11 PH11
    PH10 PH10
    PH9 PH9
    PH8 PH8
    PH7 PH7
    PH6 PH6
    PB11 PB11
    PB10 PB10
    PE15 PE15
    PE14 PE14
    PE13 PE13
    PE12 PE12
    PE11 PE11
    PE10 PE10
    PE9 PE9
    PE8 PE8
    PE7 PE7
    PG1 PG1
    PG0 PG0
    PF15 PF15
    PF14 PF14
    PF13 PF13
    PF12 PF12
    PF11 PF11
    PB2 PB2
    PB1 PB1
    PB0 PB0
    PC5 PC5
    PC4 PC4
    PA7 PA7
    PA6 PA6
    PA5 PA5
    PA4 PA4
    PA3 PA3
    PH5 PH5
    PH4 PH4
    GND Ground plane
    3.3V +3.3V rail
    GND Ground plane
    3.3V +3.3V rail
    PH3 PH3
    PH2 PH2
    PA2 PA2
    PA1 PA1
    PA0 PA0
    PC3 PC3
    PC1 PC1
    PC2 PC2
    PC0 PC0
    PH0 PH0
    PH1 PH1
    PF9 PF9
    PF10 PF10
    PF7 PF7
    PF8 PF8
    PF5 PF5
    PF6 PF6
    PF3 PF3
    PF4 PF4
    PF1 PF1
    PF2 PF2
    PI11 PI11
    PF0 PF0
    PI9 PI9
    PI10 PI10
    PC14 PC14
    PC15 PC15
    PI8 PI8
    PC13 PC13
    PE6 PE6
    PE4 PE4
    PE5 PE5
    PE2 PE2
    PE3 PE3
    GND Ground plane
    5Vin +5V rail


    Pin Connected to
    VCC +5V rail
    D- PA11
    D+ PA12
    ID N.C.
    GND Ground plane


    Pin Connected to JTAG SWD
    1 +3.3V rail VCC -
    2 +3.3V rail VCC -
    3 PB4 TRST -
    4 Ground plane GND -
    5 PA15 TDI -
    6 Ground plane GND -
    7 PA13 TMS SWDIO
    8 Ground plane GND -
    10 Ground plane GND -
    11 N.C. RTCK -
    12 Ground plane GND -
    13 PB3 TDO SWO
    14 Ground plane GND -
    15 NRST RESET -
    16 Ground plane GND -
    17 N.C. N.C. -
    18 Ground plane GND -
    19 N.C. N.C. -
    20 Ground plane GND -

    IC - ISSI IS42S1600J (64Mb RAM)

    Pin Connected to
    VDD +3.3V rail
    DQ0 PD14
    VDDQ +3.3V rail
    DQ1 PD15
    DQ2 PD0
    GNDQ Ground plane
    DQ3 PD1
    DQ4 PE7
    VDDQ +3.3V rail
    DQ5 PE8
    DQ6 PE9
    GNDQ Ground plane
    DQ7 PE10
    VDD +3.3V rail
    LDQM PE0
    WE PC0
    CAS PG15
    RAS PF11
    CS PH3
    BA0 PG4
    BA1 PG5
    A10 PG0
    A0 PF0
    A1 PF1
    A2 PF2
    A3 PF3
    VDD +3.3V rail
    GND Ground plane
    A4 PF4
    A5 PF5
    A6 PF12
    A7 PF13
    A8 PF14
    A9 PF15
    A11 PG1
    NC N.C.
    CKE PC3
    CLK PG8
    UDQM PE1
    NC N.C.
    GND Ground plane
    DQ8 PE11
    VDDQ +3.3V rail
    DQ9 PE12
    DQ10 PE13
    GNDQ Ground plane
    DQ11 PE14
    DQ12 PE15
    VDDQ +3.3V rail
    DQ13 PD8
    DQ14 PD9
    GNDQ Ground plane
    DQ15 PD10
    GND Ground plane