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Diffstat (limited to 'src/mame/drivers/novag_diablo.cpp')
-rw-r--r--src/mame/drivers/novag_diablo.cpp19
1 files changed, 6 insertions, 13 deletions
diff --git a/src/mame/drivers/novag_diablo.cpp b/src/mame/drivers/novag_diablo.cpp
index 849d3c922ac..4c2f6d3b7ab 100644
--- a/src/mame/drivers/novag_diablo.cpp
+++ b/src/mame/drivers/novag_diablo.cpp
@@ -22,13 +22,13 @@ Scorpio 68000 hardware is very similar, but with chessboard buttons and side led
#include "bus/rs232/rs232.h"
#include "cpu/m68000/m68000.h"
-#include "machine/sensorboard.h"
+#include "machine/clock.h"
#include "machine/mos6551.h"
#include "machine/nvram.h"
-#include "machine/timer.h"
+#include "machine/sensorboard.h"
#include "sound/beep.h"
-#include "video/pwm.h"
#include "video/hd44780.h"
+#include "video/pwm.h"
#include "emupal.h"
#include "screen.h"
@@ -47,7 +47,6 @@ public:
diablo_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
- m_irq_on(*this, "irq_on"),
m_screen(*this, "screen"),
m_display(*this, "display"),
m_lcd(*this, "hd44780"),
@@ -68,7 +67,6 @@ protected:
private:
// devices/pointers
required_device<m68000_base_device> m_maincpu;
- required_device<timer_device> m_irq_on;
required_device<screen_device> m_screen;
required_device<pwm_display_device> m_display;
required_device<hd44780_device> m_lcd;
@@ -82,10 +80,6 @@ private:
void diablo68k_map(address_map &map);
void scorpio68k_map(address_map &map);
- // 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();
void control_w(u8 data);
@@ -285,10 +279,9 @@ void diablo_state::diablo68k(machine_config &config)
m_maincpu->disable_interrupt_mixer();
m_maincpu->set_addrmap(AS_PROGRAM, &diablo_state::diablo68k_map);
- const attotime irq_period = attotime::from_hz(32.768_kHz_XTAL/128); // 256Hz
- TIMER(config, m_irq_on).configure_periodic(FUNC(diablo_state::irq_on<M68K_IRQ_IPL1>), irq_period);
- m_irq_on->set_start_delay(irq_period - attotime::from_nsec(1380)); // active for 1.38us
- TIMER(config, "irq_off").configure_periodic(FUNC(diablo_state::irq_off<M68K_IRQ_IPL1>), irq_period);
+ auto &irq_clock(CLOCK(config, "irq_clock", 32.768_kHz_XTAL/128)); // 256Hz
+ irq_clock.set_pulse_width(attotime::from_nsec(1380)); // active for 1.38us
+ irq_clock.signal_handler().set_inputline(m_maincpu, M68K_IRQ_IPL1);
NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0);