#include "rs232.h" const device_type RS232_PORT = &device_creator; 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(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) return m_dev->input_rts(state); } #include "null_modem.h" #include "terminal.h" 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(device.owner()); } device_rs232_port_interface::~device_rs232_port_interface() { } SLOT_INTERFACE_START( default_rs232_devices ) SLOT_INTERFACE("serial_terminal", SERIAL_TERMINAL) SLOT_INTERFACE("null_modem", NULL_MODEM) SLOT_INTERFACE_END