SLLSES1D December 2015 – September 2020 HD3SS3220
PRODUCTION DATA
Debug is an additional state supported by USB Type-C. The specification does not define a specific user scenario for this state, but the end user could use debug accessory mode to enter a test state for production specific to the application. Charge through debug accessory is not supported by HD3SS3220 when in DRP or UFP mode. The HD3SS3220 when configured as a DFP-only or as a DRP acting as a DFP detects a debug accessory which presents R(d) on both CC1 and CC2 pins. The HD3SS3220 sets ACCESSORY_CONNECTED register to 3'b110 to indicate a UFP debug accessory. The HD3SS3220 when configured as a UFP-only or as a DRP acting as a UFP detects a debug accessory which presents R(p) on both CC1 and CC2 pins. The HD3SS3220 sets ACCESSORY_CONNECTED register to 3b'111 to indicate a DFP debug accessory.