4 layers99.5 × 92.3 mm

Brain board
Batterhead221/brain_board
Custom STM32H753 brain board with USB-C power/input selection, 3.3V buck regulation, microSD, CAN, RS-485, FRAM, flash, debug/programming access, and expansion connectors.
131 partsMIT
KiCad boards from 1 GitHub repository tagged “stm32h753”, the most starred first; open any of them in PCBKit.

Batterhead221/brain_board
Custom STM32H753 brain board with USB-C power/input selection, 3.3V buck regulation, microSD, CAN, RS-485, FRAM, flash, debug/programming access, and expansion connectors.