// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Commodore VIC-1520 Plotter emulation **********************************************************************/ #ifndef MAME_BUS_CBMIEC_VIC1520_H #define MAME_BUS_CBMIEC_VIC1520_H #pragma once #include "cbmiec.h" #include "cpu/m6502/m6500_1.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> vic1520_device class vic1520_device : public device_t, public device_cbm_iec_interface { public: // construction/destruction vic1520_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock); protected: // device-level overrides virtual void device_start() override; // optional information overrides virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; virtual ioport_constructor device_input_ports() const override; // device_cbm_iec_interface overrides void cbm_iec_atn(int state) override; void cbm_iec_clk(int state) override; void cbm_iec_data(int state) override; void cbm_iec_reset(int state) override; private: void port_w(u8 data); u8 select_r(); void led_w(u8 data); void pen_w(u8 data); void motor_w(u8 data); required_device m_mcu; u8 m_pa_data; }; // device type definition DECLARE_DEVICE_TYPE(VIC1520, vic1520_device) #endif // MAME_BUS_CBMIEC_VIC1520_H