Supported Programmers:LPT Parallel Port WillemGQ-2X, GQ-3X, GQ-4X, GQ-4x4Supported Devices:27C1024, 27C2048, 27C4096, 27C210, 27C2002, 27C4002, 27C400, 27C800, 27C160, 27C322CAT28F102, M28F102, 28F102N
On-Board Jumper setting:J1, 2-3 short for 27c322, Short 1-2 for all other DevicesJ2 is the extended address pin header connector, its only used for 42 pin EPROMs.Connect those pins to the programmers address pin header (not the ZIF socket)J5, Chip Compatibility Jumper Only change it if the chip has inconsistent reading and/or writing.