diff options
Diffstat (limited to 'src/mame/drivers/fidel_vsc.cpp')
-rw-r--r-- | src/mame/drivers/fidel_vsc.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mame/drivers/fidel_vsc.cpp b/src/mame/drivers/fidel_vsc.cpp index 6c7e15427ef..fb77e377b01 100644 --- a/src/mame/drivers/fidel_vsc.cpp +++ b/src/mame/drivers/fidel_vsc.cpp @@ -157,6 +157,7 @@ IFP: Impact Printer - also compatible with C64 apparently. #include "cpu/z80/z80.h" #include "machine/i8255.h" #include "machine/z80pio.h" +#include "machine/timer.h" #include "speaker.h" // internal artwork @@ -170,6 +171,7 @@ class vsc_state : public fidelbase_state public: vsc_state(const machine_config &mconfig, device_type type, const char *tag) : fidelbase_state(mconfig, type, tag), + m_irq_on(*this, "irq_on"), m_z80pio(*this, "z80pio"), m_ppi8255(*this, "ppi8255") { } @@ -179,6 +181,7 @@ public: private: // devices/pointers + required_device<timer_device> m_irq_on; required_device<z80pio_device> m_z80pio; required_device<i8255_device> m_ppi8255; @@ -188,6 +191,10 @@ private: DECLARE_READ8_MEMBER(main_io_trampoline_r); DECLARE_WRITE8_MEMBER(main_io_trampoline_w); + // periodic interrupts + template<int Line> TIMER_DEVICE_CALLBACK_MEMBER(irq_on) { m_maincpu->set_input_line(Line, ASSERT_LINE); } + template<int Line> TIMER_DEVICE_CALLBACK_MEMBER(irq_off) { m_maincpu->set_input_line(Line, CLEAR_LINE); } + // I/O handlers void update_display(); DECLARE_READ8_MEMBER(speech_r); |