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Diffstat (limited to 'src/devices/bus/vcs_ctrl/keypad.h')
-rw-r--r--src/devices/bus/vcs_ctrl/keypad.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/devices/bus/vcs_ctrl/keypad.h b/src/devices/bus/vcs_ctrl/keypad.h
new file mode 100644
index 00000000000..8c1cc25dbee
--- /dev/null
+++ b/src/devices/bus/vcs_ctrl/keypad.h
@@ -0,0 +1,59 @@
+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Atari Video Computer System Keypad emulation
+
+**********************************************************************/
+
+#pragma once
+
+#ifndef __VCS_KEYPAD__
+#define __VCS_KEYPAD__
+
+#include "emu.h"
+#include "ctrl.h"
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> vcs_keypad_device
+
+class vcs_keypad_device : public device_t,
+ public device_vcs_control_port_interface
+{
+public:
+ // construction/destruction
+ vcs_keypad_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // optional information overrides
+ virtual ioport_constructor device_input_ports() const;
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+
+ // device_vcs_control_port_interface overrides
+ virtual UINT8 vcs_joy_r();
+ virtual void vcs_joy_w( UINT8 data );
+ virtual UINT8 vcs_pot_x_r();
+ virtual UINT8 vcs_pot_y_r();
+
+ virtual bool has_pot_x() { return true; }
+ virtual bool has_pot_y() { return true; }
+
+private:
+ required_ioport m_keypad;
+
+ UINT8 m_column;
+};
+
+
+// device type definition
+extern const device_type VCS_KEYPAD;
+
+
+#endif