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https://github.com/holub/mame
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psi98: Hook up centronics port
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parent
06e1dd7ab2
commit
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@ -23,6 +23,7 @@
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#include "video/mc6845.h"
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#include "sound/beep.h"
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#include "sound/spkrdev.h"
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#include "bus/centronics/ctronics.h"
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#include "bus/psi_kbd/psi_kbd.h"
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#include "screen.h"
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#include "speaker.h"
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@ -51,6 +52,7 @@ public:
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m_floppy1(*this, "fdc:1"),
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m_beeper(*this, "beeper"),
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m_beep_timer(*this, "beep_timer"),
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m_centronics(*this, "centronics"),
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m_sasi_dma(false),
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m_dma_map(0),
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m_status0(0), m_status1(0), m_status2(0),
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@ -89,6 +91,8 @@ public:
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MC6845_UPDATE_ROW(crtc_update_row);
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uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
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DECLARE_WRITE8_MEMBER(pio_porta_w);
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protected:
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virtual void machine_start() override;
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virtual void machine_reset() override;
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@ -107,6 +111,7 @@ private:
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required_device<floppy_connector> m_floppy1;
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required_device<beep_device> m_beeper;
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required_device<timer_device> m_beep_timer;
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required_device<centronics_device> m_centronics;
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std::unique_ptr<uint8_t[]> m_ram;
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std::unique_ptr<uint16_t[]> m_vram; // 10-bit
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@ -296,6 +301,17 @@ TIMER_DEVICE_CALLBACK_MEMBER( kdt6_state::beeper_off )
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}
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//**************************************************************************
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// EXTERNAL I/O
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//**************************************************************************
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WRITE8_MEMBER( kdt6_state::pio_porta_w )
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{
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m_centronics->write_strobe(BIT(data, 0));
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m_centronics->write_init(BIT(data, 1));
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}
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//**************************************************************************
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// MACHINE
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//**************************************************************************
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@ -586,6 +602,19 @@ static MACHINE_CONFIG_START( psi98 )
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MCFG_DEVICE_ADD("pio", Z80PIO, XTAL_16MHz / 4)
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MCFG_Z80PIO_OUT_INT_CB(INPUTLINE("maincpu", INPUT_LINE_IRQ0))
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MCFG_Z80PIO_OUT_PA_CB(WRITE8(kdt6_state, pio_porta_w))
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MCFG_Z80PIO_IN_PB_CB(DEVREAD8("cent_data_in", input_buffer_device, read))
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MCFG_Z80PIO_OUT_PB_CB(DEVWRITE8("cent_data_out", output_latch_device, write))
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MCFG_CENTRONICS_ADD("centronics", centronics_devices, "printer")
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MCFG_CENTRONICS_DATA_INPUT_BUFFER("cent_data_in")
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MCFG_CENTRONICS_FAULT_HANDLER(DEVWRITELINE("pio", z80pio_device, pa2_w))
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MCFG_CENTRONICS_PERROR_HANDLER(DEVWRITELINE("pio", z80pio_device, pa3_w))
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MCFG_CENTRONICS_BUSY_HANDLER(DEVWRITELINE("pio", z80pio_device, pa4_w))
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MCFG_CENTRONICS_SELECT_HANDLER(DEVWRITELINE("pio", z80pio_device, pa5_w))
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MCFG_DEVICE_ADD("cent_data_in", INPUT_BUFFER, 0)
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MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", "centronics")
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MCFG_UPD1990A_ADD("rtc", XTAL_32_768kHz, NOOP, NOOP)
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