1AMD PSP Control Block tools 2 3* _apcb_edit.py_ - This tool allows patching an existing APCB binary with 4 specific SPDs and GPIO selection pins. `Python3` 5 6* _apcb_v3_edit.py_ - This tool allows patching an existing APCB v3 binary with 7 up to 16 specific SPDs. `Python3` 8