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Diffstat (limited to 'src/devices/bus/vcs_ctrl/paddles.c')
-rw-r--r--src/devices/bus/vcs_ctrl/paddles.c99
1 files changed, 99 insertions, 0 deletions
diff --git a/src/devices/bus/vcs_ctrl/paddles.c b/src/devices/bus/vcs_ctrl/paddles.c
new file mode 100644
index 00000000000..b8a4f4a6de5
--- /dev/null
+++ b/src/devices/bus/vcs_ctrl/paddles.c
@@ -0,0 +1,99 @@
+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Atari Video Computer System analog paddles emulation
+
+**********************************************************************/
+
+#include "paddles.h"
+
+
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+const device_type VCS_PADDLES = &device_creator<vcs_paddles_device>;
+
+
+static INPUT_PORTS_START( vcs_paddles )
+ PORT_START("JOY")
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0xf3, IP_ACTIVE_LOW, IPT_UNUSED )
+
+ PORT_START("POTX")
+ PORT_BIT( 0xff, 0x80, IPT_PADDLE) PORT_PLAYER(1) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_MINMAX(0, 255)
+
+ PORT_START("POTY")
+ PORT_BIT( 0xff, 0x80, IPT_PADDLE) PORT_PLAYER(2) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_MINMAX(0, 255)
+INPUT_PORTS_END
+
+
+//-------------------------------------------------
+// input_ports - device-specific input ports
+//-------------------------------------------------
+
+ioport_constructor vcs_paddles_device::device_input_ports() const
+{
+ return INPUT_PORTS_NAME( vcs_paddles );
+}
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// vcs_paddles_device - constructor
+//-------------------------------------------------
+
+vcs_paddles_device::vcs_paddles_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, VCS_PADDLES, "Atari / CBM Digital paddles", tag, owner, clock, "vcs_paddles", __FILE__),
+ device_vcs_control_port_interface(mconfig, *this),
+ m_joy(*this, "JOY"),
+ m_potx(*this, "POTX"),
+ m_poty(*this, "POTY")
+{
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void vcs_paddles_device::device_start()
+{
+}
+
+
+//-------------------------------------------------
+// vcs_joy_r - joystick read
+//-------------------------------------------------
+
+UINT8 vcs_paddles_device::vcs_joy_r()
+{
+ return m_joy->read();
+}
+
+
+//-------------------------------------------------
+// vcs_pot_x_r - potentiometer X read
+//-------------------------------------------------
+
+UINT8 vcs_paddles_device::vcs_pot_x_r()
+{
+ return m_potx->read();
+}
+
+
+//-------------------------------------------------
+// vcs_pot_y_r - potentiometer Y read
+//-------------------------------------------------
+
+UINT8 vcs_paddles_device::vcs_pot_y_r()
+{
+ return m_poty->read();
+}