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/**********************************************************************
Nintendo Family Computer Konami Hyper Shot Controllers
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************/
#include "konamihs.h"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
const device_type NES_KONAMIHS = &device_creator<nes_konamihs_device>;
static INPUT_PORTS_START( nes_konamihs )
PORT_START("P1")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("PI Run")
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("PI Jump")
PORT_START("P2")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("PII Run")
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("PII Jump")
INPUT_PORTS_END
//-------------------------------------------------
// input_ports - device-specific input ports
//-------------------------------------------------
ioport_constructor nes_konamihs_device::device_input_ports() const
{
return INPUT_PORTS_NAME( nes_konamihs );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// nes_konamihs_device - constructor
//-------------------------------------------------
nes_konamihs_device::nes_konamihs_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, NES_KONAMIHS, "Konami Hyper Shot Controller", tag, owner, clock, "nes_konamihs", __FILE__),
device_nes_control_port_interface(mconfig, *this),
m_ipt_p1(*this, "P1"),
m_ipt_p2(*this, "P2")
{
}
//-------------------------------------------------
// device_start
//-------------------------------------------------
void nes_konamihs_device::device_start()
{
save_item(NAME(m_latch_p1));
save_item(NAME(m_latch_p2));
}
//-------------------------------------------------
// device_reset
//-------------------------------------------------
void nes_konamihs_device::device_reset()
{
m_latch_p1 = 0;
m_latch_p2 = 0;
}
//-------------------------------------------------
// read
//-------------------------------------------------
UINT8 nes_konamihs_device::read_exp(offs_t offset)
{
UINT8 ret = 0;
if (offset == 1) //$4017
{
ret |= m_latch_p1 << 1;
ret |= m_latch_p2 << 3;
}
return ret;
}
//-------------------------------------------------
// write
//-------------------------------------------------
void nes_konamihs_device::write(UINT8 data)
{
if ((data & 0x02) == 0)
m_latch_p1 = m_ipt_p1->read();
if ((data & 0x04) == 0)
m_latch_p2 = m_ipt_p2->read();
}
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