diff options
Diffstat (limited to 'src/mame/drivers/v6809.cpp')
-rw-r--r-- | src/mame/drivers/v6809.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/mame/drivers/v6809.cpp b/src/mame/drivers/v6809.cpp index c09bd486b81..c9a27f1ea2f 100644 --- a/src/mame/drivers/v6809.cpp +++ b/src/mame/drivers/v6809.cpp @@ -127,6 +127,10 @@ static ADDRESS_MAP_START(v6809_mem, AS_PROGRAM, 8, v6809_state) AM_RANGE(0xf800, 0xffff) AM_ROM ADDRESS_MAP_END +static ADDRESS_MAP_START(v6809_io, AS_PROGRAM, 8, v6809_state) + AM_RANGE(0x0064, 0x0064) AM_WRITENOP +ADDRESS_MAP_END + /* Input ports */ static INPUT_PORTS_START( v6809 ) @@ -276,8 +280,9 @@ SLOT_INTERFACE_END static MACHINE_CONFIG_START( v6809 ) /* basic machine hardware */ - MCFG_CPU_ADD("maincpu", MC6809, XTAL_16MHz / 4) // divided by 4 again internally + MCFG_CPU_ADD("maincpu", M6809, XTAL_16MHz / 4) MCFG_CPU_PROGRAM_MAP(v6809_mem) + MCFG_CPU_IO_MAP(v6809_io) MCFG_MACHINE_RESET_OVERRIDE(v6809_state, v6809) /* video hardware */ |