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Diffstat (limited to 'src/mame/drivers/mrgame.cpp')
-rw-r--r--src/mame/drivers/mrgame.cpp9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/mame/drivers/mrgame.cpp b/src/mame/drivers/mrgame.cpp
index 6ff51480cff..cf5d2ddc3fa 100644
--- a/src/mame/drivers/mrgame.cpp
+++ b/src/mame/drivers/mrgame.cpp
@@ -594,10 +594,11 @@ MACHINE_CONFIG_START(mrgame_state::mrgame)
/* Devices */
MCFG_TIMER_DRIVER_ADD_PERIODIC("irq_timer", mrgame_state, irq_timer, attotime::from_hz(16000)) //ugh
- MCFG_DEVICE_ADD("ppi", I8255A, 0)
- MCFG_I8255_IN_PORTA_CB(READ8(*this, mrgame_state, porta_r))
- MCFG_I8255_OUT_PORTB_CB(WRITE8(*this, mrgame_state, portb_w))
- MCFG_I8255_IN_PORTC_CB(READ8(*this, mrgame_state, portc_r))
+
+ i8255_device &ppi(I8255A(config, "ppi"));
+ ppi.in_pa_callback().set(FUNC(mrgame_state::porta_r));
+ ppi.out_pb_callback().set(FUNC(mrgame_state::portb_w));
+ ppi.in_pc_callback().set(FUNC(mrgame_state::portc_r));
MACHINE_CONFIG_END
MACHINE_CONFIG_START(mrgame_state::wcup90)