// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Commodore PET/VIC-20/C64/Plus-4 Datassette Port emulation **********************************************************************/ #include "emu.h" #include "cass.h" //************************************************************************** // GLOBAL VARIABLES //************************************************************************** DEFINE_DEVICE_TYPE(PET_DATASSETTE_PORT, pet_datassette_port_device, "pet_datassette_port", "Commodore Datasette Port") //************************************************************************** // CARD INTERFACE //************************************************************************** //------------------------------------------------- // device_pet_datassette_port_interface - constructor //------------------------------------------------- device_pet_datassette_port_interface::device_pet_datassette_port_interface(const machine_config &mconfig, device_t &device) : device_interface(device, "petcass") { m_slot = dynamic_cast(device.owner()); } //------------------------------------------------- // ~device_pet_datassette_port_interface - destructor //------------------------------------------------- device_pet_datassette_port_interface::~device_pet_datassette_port_interface() { } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // pet_datassette_port_device - constructor //------------------------------------------------- pet_datassette_port_device::pet_datassette_port_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, PET_DATASSETTE_PORT, tag, owner, clock), device_single_card_slot_interface(mconfig, *this), m_read_handler(*this), m_cart(nullptr) { } //------------------------------------------------- // pet_datassette_port_device - destructor //------------------------------------------------- pet_datassette_port_device::~pet_datassette_port_device() { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void pet_datassette_port_device::device_start() { m_cart = get_card_device(); // resolve callbacks m_read_handler.resolve_safe(); } int pet_datassette_port_device::read() { int state = 1; if (m_cart != nullptr) state = m_cart->datassette_read(); return state; } void pet_datassette_port_device::write(int state) { if (m_cart != nullptr) m_cart->datassette_write(state); } int pet_datassette_port_device::sense_r() { int state = 1; if (m_cart != nullptr) state = m_cart->datassette_sense(); return state; } void pet_datassette_port_device::motor_w(int state) { if (m_cart != nullptr) m_cart->datassette_motor(state); } void pet_datassette_port_device::read_w(int state) { m_read_handler(state); } // slot devices #include "c2n.h" #include "diag264_lb_tape.h" //------------------------------------------------- // SLOT_INTERFACE( cbm_datassette_devices ) //------------------------------------------------- void cbm_datassette_devices(device_slot_interface &device) { device.option_add("c2n", C2N); device.option_add("c1530", C1530); }