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dauphin: added notes, marked MNW.

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This commit is contained in:
Robbbert 2021-07-17 21:52:16 +10:00
parent ab63f60aff
commit db25ec302a
1 changed files with 7 additions and 5 deletions
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12
src/mame/drivers/dolphunk.cpp
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@ -36,11 +36,12 @@ CRT interface: (512 characters on a separate bus)
74LS175 holds the upper bits for the 74LS472
74LS472 Character Generator
NOTE: a rom is missing, when the ADR button (- key) is pressed,
NOTE: The cassette rom is missing, when the ADR button (- key) is pressed,
it causes a freeze in nodebug mode, and a crash in debug mode.
To see it, start in debug mode. g 6c. In the emulation, press the
minus key. The debugger will stop and you can see an instruction
referencing location 0100, which is in the missing rom.
The machine is marked MNW because it is not possible to save/load programs.
Keys:
0-9,A-F hexadecimal numbers
@ -75,9 +76,9 @@ Test Paste:
Now press up-arrow to review the data that was entered.
TODO:
- Find missing roms
- Find missing roms. Once the cassette rom is found, need to work out
how to use it, and find out if the cassette interface works.
- Add optional hardware listed above
- Cassette is added, but no idea how to operate it.
Thanks to Amigan site for various documents.
@ -266,11 +267,12 @@ void dauphin_state::dauphin(machine_config &config)
/* ROM definition */
ROM_START( dauphin )
ROM_REGION( 0x1000, "maincpu", 0 )
ROM_REGION( 0x1000, "maincpu", ROMREGION_ERASEFF )
ROM_LOAD( "dolphin_mo.rom", 0x0000, 0x0100, CRC(a8811f48) SHA1(233c629dc20fac286c8c1559e461bb0b742a675e) )
// This one is used in winarcadia but it is a bad dump, we use the corrected one above
//ROM_LOAD( "dolphin_mo.rom", 0x0000, 0x0100, BAD_DUMP CRC(1ac4ac18) SHA1(62a63de6fcd6cd5fcee930d31c73fe603647f06c) )
// Cassette rom
ROM_LOAD( "dolphin_moni.rom", 0x0100, 0x0100, NO_DUMP )
//ROM_LOAD_OPTIONAL( "dolphin_mona.rom", 0x0c00, 0x0400, NO_DUMP )
@ -283,4 +285,4 @@ ROM_END
/* Driver */
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP( 1979, dauphin, 0, 0, dauphin, dauphin, dauphin_state, empty_init, "LCD EPFL Stoppani", "Dauphin", MACHINE_SUPPORTS_SAVE )
COMP( 1979, dauphin, 0, 0, dauphin, dauphin, dauphin_state, empty_init, "LCD EPFL Stoppani", "Dauphin", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )