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tk80.cpp: Correct clocks and CPU type for nectk85 (nw)

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AJR 2017-10-17 13:54:43 -04:00
parent 8f0d2b5735
commit f61a717766
1 changed files with 5 additions and 4 deletions
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9
src/mame/drivers/tk80.cpp
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@ -14,8 +14,8 @@ TK80 (Training Kit 80) considered to be Japan's first home computer.
It consisted of 25 keys and 8 LED digits, and was programmed in hex.
The Mikrolab is a Russian clone which appears to be almost completely identical.
TK85 seems to be the same as TK80, except is has a larger ROM. No
schematics etc are available. Thanks to 'Nama' who dumped the rom.
TK85 seems to be the same as TK80, except it has a 8085 and a larger ROM.
No schematics etc are available. Thanks to 'Nama' who dumped the rom.
It has 25 keys, so a few aren't defined yet.
ND-80Z : http://www.alles.or.jp/~thisida/nd80z3syokai.html (newer version)
@ -250,7 +250,7 @@ WRITE8_MEMBER( tk80_state::mikrolab_serial_w )
static MACHINE_CONFIG_START( tk80 )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu",I8080, XTAL_1MHz) // 18.432 / 9
MCFG_CPU_ADD("maincpu", I8080A, XTAL_18_432MHz / 9)
MCFG_CPU_PROGRAM_MAP(tk80_mem)
MCFG_CPU_IO_MAP(tk80_io)
@ -293,8 +293,9 @@ static MACHINE_CONFIG_START( nd80z )
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( tk85, tk80 )
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_REPLACE("maincpu", I8085A, XTAL_4_9152MHz)
MCFG_CPU_PROGRAM_MAP(tk85_mem)
MCFG_CPU_IO_MAP(tk80_io)
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( ics8080, tk80 )