Skip to main content

Meadow F7v1

The Meadow F7v1 was the inaugural Meadow F7 board that shipped as part of our Kickstarter campaign rewards and beyond. It has now been superseded by the Meadow F7v2 board, but is still completely supported!

F7v1 Features​

The Meadow F7v1 board is feature packed:

  • STMicroelectronics STM32F7 32-bit ARM Cortex-M7 based core MCU at up to 216MHz
    • 2MB internal Flash memory
    • 412Kb internal RAM
    • 2D Graphics Acceleration (DMA2D) via ST Chrom-ART Accelerator
    • Internal, low-power realtime clock (RTC)
    • Cryptographic Hardware Acceleration for AES 128, 192, 256, triple DES, HASH (MD5, SHA-1, SHA-2), and HMAC True random number generator Floating point unit (FPU) Secure Boot secure, encrypted firmware loader
  • Espressif ESP32 (ESP-Pico-D4) Xtensa 32-bit dual-core LX6 up to 240MHz coprocessor.
    • 2.4GHz WiFi 802.11 b/g/n with WFA, WPA/WPA2 and WAPI
    • Bluetooth 4.2, 5.1
  • 32MB external, onboard QSPI RAM
  • 32MB external, onboard non-volatile Flash memory (~28MB available for user code)
  • 25 Mixed Signal IO ports (6/8x Analog, 12x PWM, 3x UART, I2C, SPI, CAN, 2x DAC)
  • On-board 2.4GHz ceramic chip antenna
  • U.FL external antenna connector
  • RoHS compliant (lead and hazardous materials-free)

Pinout​

Illustration of Meadow board pin headers, including 3.3 volts on the second left pin from the USB connector and 5 volts on the third right pin from the USB connector.