[Dec/29/98]

-------------------------
Hang On Jr by SEGA (1985)
-------------------------


Location   Type      File ID   Checksum
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ROM IC2    27256      ROM1       3395
ROM IC3    27256      ROM2       4419
ROM IC4    27256      ROM3       F5D5
ROM IC5    27256      ROM4       765F
ROM IC7    27256      ROM5       4CE8


Notes:  ROM - ROM + Z80 sub-board             W-1894HB
        I/O - A/D converter sub-board         834-5805
        MB  - Main PCB                        834-5803

        The original ROM labels were removed. I just labelled
        the ROMs myself, so they are not the correct numbers


Brief hardware overview:
------------------------

Main processor     - Z80 5.37MHz
                   - uPD8255AC-2  PIA

GFX & sound    2 x - custom 315-5124

-
