summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/cc40.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/drivers/cc40.cpp')
-rw-r--r--src/mame/drivers/cc40.cpp8
1 files changed, 2 insertions, 6 deletions
diff --git a/src/mame/drivers/cc40.cpp b/src/mame/drivers/cc40.cpp
index bd4aa8d35cc..562f7f0cb9d 100644
--- a/src/mame/drivers/cc40.cpp
+++ b/src/mame/drivers/cc40.cpp
@@ -381,11 +381,6 @@ static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, cc40_state )
AM_RANGE(0xd000, 0xefff) AM_ROMBANK("sysbank")
ADDRESS_MAP_END
-static ADDRESS_MAP_START( main_io_map, AS_IO, 8, cc40_state )
- AM_RANGE(TMS7000_PORTA, TMS7000_PORTA) AM_READ(keyboard_r)
- AM_RANGE(TMS7000_PORTB, TMS7000_PORTB) AM_WRITE(keyboard_w)
-ADDRESS_MAP_END
-
/***************************************************************************
@@ -584,7 +579,8 @@ static MACHINE_CONFIG_START( cc40 )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", TMS70C20, XTAL_5MHz / 2)
MCFG_CPU_PROGRAM_MAP(main_map)
- MCFG_CPU_IO_MAP(main_io_map)
+ MCFG_TMS7000_IN_PORTA_CB(READ8(cc40_state, keyboard_r))
+ MCFG_TMS7000_OUT_PORTB_CB(WRITE8(cc40_state, keyboard_w))
MCFG_NVRAM_ADD_0FILL("sysram.0")
MCFG_NVRAM_ADD_0FILL("sysram.1")