4 layers160 × 100 mm

Marco ram board
HEAPLab/marco-ram-board
Hardware design for a STM32F7-based board with lotsa RAM
210 parts
Open-source boards designed in KiCad by HEAPLab on GitHub, from 2 repositories. A board’s address here is its repository’s there.

HEAPLab/marco-ram-board
Hardware design for a STM32F7-based board with lotsa RAM

HEAPLab/SELDestroyer
The SEL destroyer can be also used as a normal voltage, current, or power monitoring device.