Difference: MecrispCubeF405 (31 vs. 32)

• I2C: D14 SDA, D15 SCL (external peripherals Qwiic / STEMMA QT port)
• vi Editor origin in BusyBox tiny vi. Workflow development: begin Edit EVALUATE while SaveFile repeat
• Real Time Clock (32 bit UNIX time stamp, valid times are from 1.1.2000 to 31.12.2099 because of the STM32WB RTC peripheral) time!, time@, and .time (YYYY-MM-DDTHH:MM:SS ISO 8601).

• OLED FeatherWing 128x32
  • Switches: SW1 (button A, D9), SW2 (button B, D6), SW3 (button C, D5)
  • I2C: D14 SDA, D15 SCL
• CharlieWing
• NeoPixelWing
• DotStarWing

• Markdown manual pages

For more BSP details see BoardSupportPackageF405.