pdsink

Hi HN, I’ve released a new USB Power Delivery sink stack for embedded devices called pdsink: • USB-PD Rev 3.2, SPR and EPR modes. • Platform-agnostic C++ core. • Reference: FUSB302B + FreeRTOS. • MIT license. Repo: https://github.com/pdsink/pdsink Motivation: available PD stacks usually come with at least one hard constraint: • vendor lock-in / NDA / no public sources, • tied to a specific OS or framework, • incomplete feature set on the sink side (e.g. no EPR), • corner cases where behaviour doesn’t fully match the spec, • or they are difficult to extend to new TCPC / MCU combinations. pdsink is an attempt to cover the most common “sink” (power consumer) use case with a small, readable stack that is easy to adapt to different platforms and controllers. People who deal with PD in practice may find the layering and exten