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Preface
The HS1664ECH61H is a user system interface board that connects a user system for the
H8SX/1663, H8SX/1664 FP-144L package to the H8SX/1650 E6000H emulator
(HS1650EPH60H). Emulation of the H8SX/1663 group is only possible when this user system
interface board is connected to the HS1650EPH60H.