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#include "rs232.h"
const device_type RS232_PORT = &device_creator<rs232_port_device>;
rs232_port_device::rs232_port_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, RS232_PORT, "RS232 Port", tag, owner, clock, "rs232", __FILE__),
device_slot_interface(mconfig, *this),
m_rxd_handler(*this),
m_dcd_handler(*this),
m_dsr_handler(*this),
m_ri_handler(*this),
m_cts_handler(*this),
m_dev(NULL)
{
}
rs232_port_device::rs232_port_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_slot_interface(mconfig, *this),
m_rxd_handler(*this),
m_dcd_handler(*this),
m_dsr_handler(*this),
m_ri_handler(*this),
m_cts_handler(*this),
m_dev(NULL)
{
}
rs232_port_device::~rs232_port_device()
{
}
void rs232_port_device::device_config_complete()
{
m_dev = dynamic_cast<device_rs232_port_interface *>(get_card_device());
}
void rs232_port_device::device_start()
{
m_rxd_handler.resolve_safe();
m_dcd_handler.resolve_safe();
m_dsr_handler.resolve_safe();
m_ri_handler.resolve_safe();
m_cts_handler.resolve_safe();
save_item(NAME(m_rxd));
save_item(NAME(m_dcd));
save_item(NAME(m_dsr));
save_item(NAME(m_ri));
save_item(NAME(m_cts));
m_rxd = 1;
m_dcd = 0;
m_dsr = 0;
m_ri = 0;
m_cts = 0;
m_rxd_handler(1);
m_dcd_handler(0);
m_dsr_handler(0);
m_ri_handler(0);
m_cts_handler(0);
}
WRITE_LINE_MEMBER( rs232_port_device::write_txd )
{
if(m_dev)
m_dev->input_txd(state);
}
WRITE_LINE_MEMBER( rs232_port_device::write_dtr )
{
if(m_dev)
m_dev->input_dtr(state);
}
WRITE_LINE_MEMBER( rs232_port_device::write_rts )
{
if(m_dev)
m_dev->input_rts(state);
}
WRITE_LINE_MEMBER( rs232_port_device::write_etc )
{
if(m_dev)
m_dev->input_etc(state);
}
device_rs232_port_interface::device_rs232_port_interface(const machine_config &mconfig, device_t &device)
: device_slot_card_interface(mconfig, device)
{
m_port = dynamic_cast<rs232_port_device *>(device.owner());
}
device_rs232_port_interface::~device_rs232_port_interface()
{
}
#include "null_modem.h"
#include "terminal.h"
SLOT_INTERFACE_START( default_rs232_devices )
SLOT_INTERFACE("serial_terminal", SERIAL_TERMINAL)
SLOT_INTERFACE("null_modem", NULL_MODEM)
SLOT_INTERFACE_END
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