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  • STM32F103C8T6 - STM32FxCxT6 Board V5.02

    STM32FxCxT6 Board V5.02


    Board Name STM32FxCxT6 Board V5.02
    Brand Unknown
    Origin AliExpress, China
    Microcontroller Part STM32F103C8T6
    Package LQFP48
    Core Cortex-M3
    FLASH 64KB
    SRAM 20KB
    Max. Clock Speed 72MHz
    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 Fortune Semiconductor Corp.
    Regulator part number FS1117
    Regulator package SOT223
    Output +3.3V @ 1100mA
    Battery holder No
    Connectivity Headers 2x 2x12 male dupont (2.54mm)
    1x 2x4 male dupont (2.54mm)
    Specific OLED (8x1 female dupont (2.54mm))
    Debug SWD (1x4 male dupont (2.54mm))
    JTAG (20-pin IDC)
    USB Mini
    I/O LEDs Power LED (D1, +3.3V)
    User LED (D2, PC13, source)
    Buttons, switches and jumpers Reset button (rST, NRST, active low)
    Switch (USB +5V enable)
    Other devices None
    PCB Colour Blue
    Size 63mm x 45mm
    Mounting None
    • Note: The +5V pin of the USB port is connected through an diode to the +5V rail of the board. There is also an USB +5V enable switch.


    STM32FxCxT6 Board V5.02

    STM32FxCxT6 Board V5.02 Top view

    STM32FxCxT6 Board V5.02 Bottom view

    Header 1

    Pin Connected to
    +5V +5V rail
    +5V +5V rail
    GND Ground plane
    3.3V +3.3V rail
    PB00 PB0
    GND Ground plane
    PA06 PA6
    PA07 PA7
    PA04 PA4
    PA05 PA5
    PA02 PA2
    PA03 PA3
    PA00 PA0
    PA01 PA1
    PC14 PC14
    PC15 PC15
    PB09 PB9
    PC13 PC13
    PB07 PB7
    PB08 PB8
    PB05 PB5
    PB06 PB6
    3.3V +3.3V rail
    GND Ground plane

    Header 2

    Pin Connected to
    GND Ground plane
    LED LED D2
    PB03 PB3
    PB04 PB4
    PA14 PA14
    PA15 PA15
    PA12 PA12
    PA13 PA13
    PA10 PA10
    PA11 PA11
    PA08 PA8
    PA09 PA9
    PB14 PB14
    PB15 PB15
    PB12 PB12
    PB13 PB13
    PB10 PB10
    PB11 PB11
    PB01 PB1
    PB02 PB2
    GND Ground plane
    GND Ground plane
    3.3V +3.3V rail
    3.3V +3.3V rail

    Header 3

    Pin Connected to
    +5V +5V rail
    TXD PA9
    3.3V +3.3V rail
    RXD PA10
    BT1 BOOT1
    BT0 BOOT0
    GND Ground plane


    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 -


    Pin Connected to
    GND Ground plane
    CLK PA14
    DIO PA13
    3V3 +3.3V rail