The HP-65 Microcode Simulator                                                                                 Quick user guide
Original  version Copyright 1995 Eric L. Smith, HP 45 simulator Java port by David G. Hicks ( 2000)
This
adaptation for HP 65, 2007, Jacques Laporte (7/12/2007 typo in the Rom image corrected, many thanks to Pavel Burdanov).                                                             

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