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fix spellb bitswap, it's not working right yet but good enough to remove GNW flag

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This commit is contained in:
hap 2015-12-28 01:52:44 +01:00
parent 474f91dee3
commit 470078ceb6
1 changed files with 4 additions and 5 deletions
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9
src/mame/drivers/tispellb.cpp
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@ -50,8 +50,7 @@
----------------------------------------------------------------------------
TODO:
- spellb numbers don't match with picture book - roms were doublechecked
- spellb random lockups - *
- spellb fetches wrong word sometimes (on lv1 SPOON and ANT) - roms were doublechecked
***************************************************************************/
@ -183,8 +182,8 @@ WRITE8_MEMBER(tispellb_state::rev1_ctl_w)
READ8_MEMBER(tispellb_state::sub_read_k)
{
// sub K3210 <- main CTL3201
return BITSWAP8(m_rev1_ctl,7,6,5,4,3,2,0,1);
// sub K8421 <- main CTL3210
return m_rev1_ctl;
}
WRITE16_MEMBER(tispellb_state::sub_write_o)
@ -435,6 +434,6 @@ ROM_END
/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY, FULLNAME, FLAGS */
COMP( 1978, spellb, 0, 0, rev1, spellb, driver_device, 0, "Texas Instruments", "Spelling B (1978 version)", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW | MACHINE_NOT_WORKING )
COMP( 1978, spellb, 0, 0, rev1, spellb, driver_device, 0, "Texas Instruments", "Spelling B (1978 version)", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW )
COMP( 1979, mrchalgr, 0, 0, rev2, mrchalgr, driver_device, 0, "Texas Instruments", "Mr. Challenger", MACHINE_SUPPORTS_SAVE )