// license:BSD-3-Clause // copyright-holders:AJR /*************************************************************************** Logimus Midipak This MIDI extension interface basically consists of a EF68B50P plus some glue logic. An onboard jumper (JP1) can connect the 6850's IRQ output to either IRQ or FIRQ; currently only the IRQ connection is supported. ***************************************************************************/ #include "emu.h" #include "midipak.h" #include "bus/midi/midi.h" #include "machine/6850acia.h" #include "machine/clock.h" // device type definition DEFINE_DEVICE_TYPE(LOGIMUS_MIDIPAK, logimus_midipak_device, "logimus_midipak", "Logimus Midipak") //------------------------------------------------- // logimus_midipak_device - constructor //------------------------------------------------- logimus_midipak_device::logimus_midipak_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) : device_t(mconfig, LOGIMUS_MIDIPAK, tag, owner, clock) , thomson_extension_interface(mconfig, *this) { } void logimus_midipak_device::rom_map(address_map &map) { } void logimus_midipak_device::io_map(address_map &map) { map(0x32, 0x33).rw("acia", FUNC(acia6850_device::read), FUNC(acia6850_device::write)); } void logimus_midipak_device::device_add_mconfig(machine_config &config) { acia6850_device &acia(ACIA6850(config, "acia")); acia.txd_handler().set("mdout", FUNC(midi_port_device::write_txd)); acia.irq_handler().set(FUNC(logimus_midipak_device::irq_w)); acia.write_cts(0); acia.write_dcd(0); clock_device &midiclock(CLOCK(config, "midiclock", DERIVED_CLOCK(1, 1))); midiclock.signal_handler().set("acia", FUNC(acia6850_device::write_rxc)); midiclock.signal_handler().append("acia", FUNC(acia6850_device::write_txc)); MIDI_PORT(config, "mdin", midiin_slot, "midiin").rxd_handler().set("acia", FUNC(acia6850_device::write_rxd)); MIDI_PORT(config, "mdout", midiout_slot, "midiout"); } void logimus_midipak_device::device_start() { }