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more typo fixes (nw)
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@ -1720,7 +1720,7 @@ P0-056A K1100476A J1100201A 3xZ80B EMPTY*3 27c1000 NONE 1x6164 No
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PCB, but with a daughterboard which converts four of the 23c1000 gfx ROM
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sockets into 8 27c1000 eprom sockets, and DOES use color PROMs!
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The other pcb set uses P0-028-A pcb and 23c1000 mask roms and color RAM,
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but has lower rom id numbers. The higher numbered set was likely created
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but has lower rom id numbers. The higher numbered set was likely created
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by Taito to 'use up' a stock of older P0-025-A pcbs.
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(C) This is a development/prototype PCB, hence it has 32 pin sockets for the
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gfx ROMs as 27c1000 eproms, instead of 28 pin sockets for 23c1000 mask
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@ -83,7 +83,7 @@ WRITE8_MEMBER(taitosj_state::taitosj_bankswitch_w)
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Some of the games running on this hardware are protected with a 68705 mcu.
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It can either be on a daughter board containing Z80+68705+one ROM, which
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replaces the Z80 on an unprotected main board; or it can be built-in on the
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main board. The two are fucntionally equivalent.
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main board. The two are functionally equivalent.
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The 68705 can read commands from the Z80, send back result codes, and has
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direct access to the Z80 memory space. It can also trigger IRQs on the Z80.
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