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author Miodrag Milanovic <mmicko@gmail.com>2015-09-13 08:41:44 +0200
committer Miodrag Milanovic <mmicko@gmail.com>2015-09-13 08:41:44 +0200
commitf88cefad27a1737c76e09d99c9fb43e173506081 (patch)
tree2d8167d03579c46e226471747eb4407bd00ed6fa /src/devices/bus/nes_ctrl/arkpaddle.c
parente92ac9e0fa8e99869894bea00589bbb526be30aa (diff)
Move all devices into separate part of src tree (nw)
Diffstat (limited to 'src/devices/bus/nes_ctrl/arkpaddle.c')
-rw-r--r--src/devices/bus/nes_ctrl/arkpaddle.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/src/devices/bus/nes_ctrl/arkpaddle.c b/src/devices/bus/nes_ctrl/arkpaddle.c
new file mode 100644
index 00000000000..897c35da000
--- /dev/null
+++ b/src/devices/bus/nes_ctrl/arkpaddle.c
@@ -0,0 +1,130 @@
+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+/**********************************************************************
+
+ Nintendo Family Computer & Entertainment System -
+ Arkanoid Paddle input device
+
+**********************************************************************/
+
+#include "arkpaddle.h"
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+const device_type NES_ARKPADDLE = &device_creator<nes_vaus_device>;
+const device_type NES_ARKPADDLE_FC = &device_creator<nes_vausfc_device>;
+
+
+static INPUT_PORTS_START( arkanoid_paddle )
+ PORT_START("PADDLE")
+ PORT_BIT( 0xff, 0x7f, IPT_PADDLE) PORT_SENSITIVITY(25) PORT_KEYDELTA(25) PORT_CENTERDELTA(0) PORT_MINMAX(0x62,0xf2)
+ PORT_START("BUTTON")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Paddle button")
+INPUT_PORTS_END
+
+
+//-------------------------------------------------
+// input_ports - device-specific input ports
+//-------------------------------------------------
+
+ioport_constructor nes_vaus_device::device_input_ports() const
+{
+ return INPUT_PORTS_NAME( arkanoid_paddle );
+}
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// nes_vaus_device - constructor
+//-------------------------------------------------
+
+nes_vaus_device::nes_vaus_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)
+ : device_t(mconfig, type, name, tag, owner, clock, shortname, source),
+ device_nes_control_port_interface(mconfig, *this),
+ m_paddle(*this, "PADDLE"),
+ m_button(*this, "BUTTON")
+{
+}
+
+nes_vaus_device::nes_vaus_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, NES_ARKPADDLE, "NES Arkanoid Vaus Controller", tag, owner, clock, "nes_vaus", __FILE__),
+ device_nes_control_port_interface(mconfig, *this),
+ m_paddle(*this, "PADDLE"),
+ m_button(*this, "BUTTON")
+{
+}
+
+nes_vausfc_device::nes_vausfc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ nes_vaus_device(mconfig, NES_ARKPADDLE_FC, "FC Arkanoid Vaus Controller", tag, owner, clock, "nes_vausfc", __FILE__)
+{
+}
+
+
+//-------------------------------------------------
+// device_start
+//-------------------------------------------------
+
+void nes_vaus_device::device_start()
+{
+ save_item(NAME(m_latch));
+ save_item(NAME(m_start_conv));
+}
+
+
+//-------------------------------------------------
+// device_reset
+//-------------------------------------------------
+
+void nes_vaus_device::device_reset()
+{
+ m_latch = 0;
+ m_start_conv = 0;
+}
+
+
+//-------------------------------------------------
+// read
+//-------------------------------------------------
+
+UINT8 nes_vaus_device::read_bit34()
+{
+ UINT8 ret = (m_button->read() << 3);
+ ret |= (m_latch & 0x80) >> 3;
+ m_latch <<= 1;
+ m_latch &= 0xff;
+ return ret;
+}
+
+UINT8 nes_vausfc_device::read_exp(offs_t offset)
+{
+ UINT8 ret = 0;
+ if (offset == 0) //$4016
+ ret = m_button->read() << 1;
+ else //$4017
+ {
+ ret = (m_latch & 0x80) >> 6;
+ m_latch <<= 1;
+ m_latch &= 0xff;
+ }
+ return ret;
+}
+
+//-------------------------------------------------
+// write
+//-------------------------------------------------
+
+void nes_vaus_device::write(UINT8 data)
+{
+ int old = m_start_conv;
+
+ if (data == 0 && old == 1)
+ m_latch = (UINT8) (m_paddle->read() ^ 0xff);
+
+ m_start_conv = data;
+}