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Diffstat (limited to 'src/devices/bus/pc_kbd/pcxt83.h')
-rw-r--r--src/devices/bus/pc_kbd/pcxt83.h83
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diff --git a/src/devices/bus/pc_kbd/pcxt83.h b/src/devices/bus/pc_kbd/pcxt83.h
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+++ b/src/devices/bus/pc_kbd/pcxt83.h
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+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ IBM Model F PC/XT 83-key keyboard emulation
+
+*********************************************************************/
+
+#pragma once
+
+#ifndef __PC_KBD_IBM_PC_XT_83__
+#define __PC_KBD_IBM_PC_XT_83__
+
+#include "emu.h"
+#include "cpu/mcs48/mcs48.h"
+#include "pc_kbdc.h"
+#include "machine/rescap.h"
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> ibm_pc_xt_83_keyboard_device
+
+class ibm_pc_xt_83_keyboard_device : public device_t,
+ public device_pc_kbd_interface
+{
+public:
+ // construction/destruction
+ ibm_pc_xt_83_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // optional information overrides
+ virtual const rom_entry *device_rom_region() const;
+ virtual machine_config_constructor device_mconfig_additions() const;
+ virtual ioport_constructor device_input_ports() const;
+
+ DECLARE_READ8_MEMBER( bus_r );
+ DECLARE_WRITE8_MEMBER( bus_w );
+ DECLARE_WRITE8_MEMBER( p1_w );
+ DECLARE_WRITE8_MEMBER( p2_w );
+ DECLARE_READ8_MEMBER( t0_r );
+ DECLARE_READ8_MEMBER( t1_r );
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_reset();
+
+ // device_pc_kbd_interface overrides
+ virtual DECLARE_WRITE_LINE_MEMBER( clock_write );
+ virtual DECLARE_WRITE_LINE_MEMBER( data_write );
+
+private:
+ required_device<cpu_device> m_maincpu;
+ required_ioport m_md00;
+ required_ioport m_md01;
+ required_ioport m_md02;
+ required_ioport m_md03;
+ required_ioport m_md04;
+ required_ioport m_md05;
+ required_ioport m_md06;
+ required_ioport m_md07;
+ required_ioport m_md08;
+ required_ioport m_md09;
+ required_ioport m_md10;
+ required_ioport m_md11;
+
+ UINT8 m_bus;
+ UINT8 m_p1;
+ UINT8 m_p2;
+ int m_sense;
+ int m_q;
+};
+
+
+// device type definition
+extern const device_type PC_KBD_IBM_PC_XT_83;
+
+
+
+#endif