diff options
Diffstat (limited to 'src/devices/bus/sg1000_exp/sk1100prn.cpp')
-rw-r--r-- | src/devices/bus/sg1000_exp/sk1100prn.cpp | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/src/devices/bus/sg1000_exp/sk1100prn.cpp b/src/devices/bus/sg1000_exp/sk1100prn.cpp new file mode 100644 index 00000000000..b902ce3992f --- /dev/null +++ b/src/devices/bus/sg1000_exp/sk1100prn.cpp @@ -0,0 +1,125 @@ +// license:BSD-3-Clause +// copyright-holders:Enik Land +/********************************************************************** + + Sega SK-1100 keyboard printer port emulation + +**********************************************************************/ + +#include "emu.h" +#include "sk1100prn.h" +// slot devices +//#include "sp400.h" +#include "kblink.h" + + + +//************************************************************************** +// GLOBAL VARIABLES +//************************************************************************** + +DEFINE_DEVICE_TYPE(SK1100_PRINTER_PORT, sk1100_printer_port_device, "sk1100_printer_port", "Sega SK-1100 Printer Port") + + + +//************************************************************************** +// CARD INTERFACE +//************************************************************************** + +//------------------------------------------------- +// device_sk1100_printer_port_interface - constructor +//------------------------------------------------- + +device_sk1100_printer_port_interface::device_sk1100_printer_port_interface(const machine_config &mconfig, device_t &device) + : device_slot_card_interface(mconfig,device) +{ +} + + +//------------------------------------------------- +// ~device_sk1100_printer_port_interface - destructor +//------------------------------------------------- + +device_sk1100_printer_port_interface::~device_sk1100_printer_port_interface() +{ +} + + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// sk1100_printer_port_device - constructor +//------------------------------------------------- + +sk1100_printer_port_device::sk1100_printer_port_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) : + device_t(mconfig, SK1100_PRINTER_PORT, tag, owner, clock), + device_slot_interface(mconfig, *this), + m_device(nullptr) +{ +} + + +//------------------------------------------------- +// sk1100_printer_port_device - destructor +//------------------------------------------------- + +sk1100_printer_port_device::~sk1100_printer_port_device() +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void sk1100_printer_port_device::device_start() +{ + m_device = dynamic_cast<device_sk1100_printer_port_interface *>(get_card_device()); +} + +WRITE_LINE_MEMBER(sk1100_printer_port_device::data_w) +{ + if (m_device) + m_device->input_data(state); +} + +WRITE_LINE_MEMBER(sk1100_printer_port_device::reset_w) +{ + if (m_device) + m_device->input_reset(state); +} + +WRITE_LINE_MEMBER(sk1100_printer_port_device::feed_w) +{ + if (m_device) + m_device->input_feed(state); +} + +READ_LINE_MEMBER(sk1100_printer_port_device::fault_r) +{ + if (m_device) + return m_device->output_fault(); + else + return 1; +} + +READ_LINE_MEMBER(sk1100_printer_port_device::busy_r) +{ + if (m_device) + return m_device->output_busy(); + else + return 1; +} + +//------------------------------------------------- +// SLOT_INTERFACE( sk1100_printer_port_devices ) +//------------------------------------------------- + +void sk1100_printer_port_devices(device_slot_interface &device) +{ + //device.option_add("sp400", SP400_PRINTER); /* serial printer */ + device.option_add("kblink", SK1100_LINK_CABLE); +} |