Most official projects and custom carrier board designs require KiCad version 6.0 or later for full compatibility. Critical Technical Specifications
, which means the PCB material is highly fire-resistant and will self-extinguish within 10 seconds if exposed to a vertical flame. While there is no official "Boardview" software released by Raspberry Pi Ltd, technicians use third-party Boardview files cm4 94v0 boardview new
| Layer | What It Shows | |-------|----------------| | Top (Red) | Components (U1, U2...), test points (TP1), edge connector pads | | Inner 1 | DDR4 address/command lines | | Inner 2 | Power planes (3.3V, 1.8V, 0.9V VDD_CORE) | | Bottom (Green) | Mostly decoupling caps, pull-ups, secondary connectors | Most official projects and custom carrier board designs