STM32

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BluePill-P642-cropped-720px.jpg

Features


Blue Pill vs Black Pill Pinout

  • 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.
  • Upper right pin is GND on Blue pill card, but is 5V on Black pill card
  • Reset is on a different pin
  • Some IO pins are om different spots

Blue-vs-Black-Pill-Pin-Layout.png

Arduino IDE

Uploading Code to Blue Pill

  • FTDI connection to Blue Pill Hub FTDI connector
    • FTDI TX (to Blue Pill RX) (PA10 pin on STM32)
    • FTDI RX (to Blue Pill Tx) (PA9 pin on STM32)
  • Set Switch (or jumper) on Blue Pill module set towards center of card to upload card to board

BluePill Jumper.png

  • In Arduino IDE,
    • Tools
      • Board "Generic..."
      • Upload method: "Serial..."
      • Port: [the comm port]

ArduinoIDE Tools Menu.png

  • Upload code
    • Takes a while
  • Set Switch (or jumper) on Blue Pill module set towards edge of card to run
  • Press reset button

Black Pill Programming

DFU Programming

Arduino-Programming-Tools-Dropdown.png

Other Programming

SerialPropogramming (AN3155).PNG

Blue Pill Card Boot Jumpers

BootJumpers.PNG

Annotated

STM32-Annotated.jpg

Mechanicals

Blue Pill Mechanicals

STM32-Mechanicals-2.jpg

Black Pill Mechanicals

Original-dimensions-STM32F401CCU6 WeAct Black Pill V1.2.png

Schematic

Blue Pill Card Schematic

STM32-Schematic.jpg

Black Pill Card Schematic

Schematic