summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/bus/a2bus/timemasterho.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/bus/a2bus/timemasterho.h')
-rw-r--r--src/devices/bus/a2bus/timemasterho.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/src/devices/bus/a2bus/timemasterho.h b/src/devices/bus/a2bus/timemasterho.h
new file mode 100644
index 00000000000..cf26d3cded8
--- /dev/null
+++ b/src/devices/bus/a2bus/timemasterho.h
@@ -0,0 +1,67 @@
+// license:BSD-3-Clause
+// copyright-holders:R. Belmont
+/*********************************************************************
+
+ timemasterho.h
+
+ Implemention of the Applied Engineering TimeMaster H.O.
+
+*********************************************************************/
+
+#ifndef __A2BUS_TIMEMASTERHO__
+#define __A2BUS_TIMEMASTERHO__
+
+#include "emu.h"
+#include "a2bus.h"
+#include "machine/6821pia.h"
+#include "machine/msm5832.h"
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+class a2bus_timemasterho_device:
+ public device_t,
+ public device_a2bus_card_interface
+{
+public:
+ // construction/destruction
+ a2bus_timemasterho_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
+ a2bus_timemasterho_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // optional information overrides
+ virtual machine_config_constructor device_mconfig_additions() const;
+ virtual const rom_entry *device_rom_region() const;
+ virtual ioport_constructor device_input_ports() const;
+
+ DECLARE_WRITE8_MEMBER(pia_out_a);
+ DECLARE_WRITE8_MEMBER(pia_out_b);
+ DECLARE_WRITE_LINE_MEMBER(pia_irqa_w);
+ DECLARE_WRITE_LINE_MEMBER(pia_irqb_w);
+
+protected:
+ virtual void device_start();
+ virtual void device_reset();
+
+ // overrides of standard a2bus slot functions
+ virtual UINT8 read_c0nx(address_space &space, UINT8 offset);
+ virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data);
+ virtual UINT8 read_cnxx(address_space &space, UINT8 offset);
+ virtual UINT8 read_c800(address_space &space, UINT16 offset);
+
+ required_device<pia6821_device> m_pia;
+ required_device<msm5832_device> m_msm5832;
+ required_ioport m_dsw1;
+
+private:
+ void update_irqs();
+
+ UINT8 *m_rom;
+ bool m_irqa, m_irqb;
+ bool m_started;
+};
+
+// device type definition
+extern const device_type A2BUS_TIMEMASTERHO;
+
+#endif /* __A2BUS_TIMEMASTERHO__ */