PSoM, either Pico System On Module, or Puma System On Module for those who prefer.
The goal is to have an easy to integrate MCU + BMS for any kind of projects. Without attaching points, the SoM is 20mm*20mm.
Hardware is done and working!
Schematic is work in progress
##PSoM_ESP32_PICOD4_00 Schematic os work on progress