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rt1715w: floppy -- attach interrupt output and update GAP3 size. #14879

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rt1715w: floppy -- attach interrupt output and update GAP3 size. #14879

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2 changes: 1 addition & 1 deletion src/lib/formats/pk8020_dsk.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@ const pk8020_format::format pk8020_format::formats[] =
{
{
floppy_image::FF_525, floppy_image::DSQD, floppy_image::MFM,
2000, 5, 80, 2, 1024, {}, 1, {}, 60, 22, 24
2000, 5, 80, 2, 1024, {}, 1, {}, 60, 22, 116
},
{}
};
Expand Down
16 changes: 10 additions & 6 deletions src/mame/robotron/rt1715.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -41,12 +41,14 @@


#define LOG_BANK (1U << 1)
#define LOG_KBD (1U << 2)

#define VERBOSE (LOG_GENERAL)
//#define LOG_OUTPUT_FUNC osd_printf_info
#include "logmacro.h"

#define LOGBANK(format, ...) LOGMASKED(LOG_BANK, "%11.6f at %s: " format, machine().time().as_double(), machine().describe_context(), __VA_ARGS__)
#define LOGKBD(...) LOGMASKED(LOG_BANK, __VA_ARGS__)


namespace {
Expand Down Expand Up @@ -156,11 +158,13 @@ void rt1715_state::rt1715w_floppy_motor(uint8_t data)
void rt1715_state::rt1715w_krfd_w(uint8_t data)
{
LOG("%s: rt1715w_krfd_w %02x\n", machine().describe_context(), data);
if (BIT(m_krfd ^ data, 6)) m_fdc->reset_w(!BIT(data, 6));
m_krfd = data;
}

void rt1715_state::tc_w(int state)
{
m_maincpu->set_input_line(INPUT_LINE_IRQ0, state);
m_fdc->tc_w(state & BIT(m_krfd, 7));
}

Expand All @@ -172,15 +176,15 @@ void rt1715_state::tc_w(int state)
uint8_t rt1715_state::k7658_led1_r()
{
m_led1_val ^= 1;
LOG("%s: k7658_led1_r %02x\n", machine().describe_context(), m_led1_val);
LOGKBD("%s: k7658_led1_r %02x\n", machine().describe_context(), m_led1_val);
return 0xff;
}

/* caps led */
uint8_t rt1715_state::k7658_led2_r()
{
m_led2_val ^= 1;
LOG("%s: k7658_led2_r %02x\n", machine().describe_context(), m_led2_val);
LOGKBD("%s: k7658_led2_r %02x\n", machine().describe_context(), m_led2_val);
return 0xff;
}

Expand Down Expand Up @@ -209,7 +213,7 @@ uint8_t rt1715_state::k7658_data_r(offs_t offset)
/* serial output on D0 */
void rt1715_state::k7658_data_w(uint8_t data)
{
LOG("%s: k7658_data_w %d\n", machine().describe_context(), BIT(data, 0));
LOGKBD("%s: k7658_data_w %d\n", machine().describe_context(), BIT(data, 0));
m_sio0->rxa_w(BIT(data, 0));
m_sio0->rxca_w(0);
m_sio0->rxca_w(1);
Expand Down Expand Up @@ -717,6 +721,7 @@ static const z80_daisy_config rt1715_daisy_chain[] =

static const z80_daisy_config rt1715w_daisy_chain[] =
{
{ "z80dma" },
{ "ctc2" },
{ "sio0" },
{ nullptr }
Expand Down Expand Up @@ -769,7 +774,7 @@ void rt1715_state::rt1715(machine_config &config)
m_sio0->out_dtrb_callback().set(m_rs232, FUNC(rs232_port_device::write_dtr));
m_sio0->out_rtsb_callback().set(m_rs232, FUNC(rs232_port_device::write_rts));

// 1715W: A5, IEO output NC
// 1715W: A5, all interrupt pins NC
Z80CTC(config, m_ctc0, 15.9744_MHz_XTAL / 4);
m_ctc0->zc_callback<0>().set(m_sio0, FUNC(z80sio_device::txca_w));
m_ctc0->zc_callback<2>().set(m_sio0, FUNC(z80sio_device::rxtxcb_w));
Expand Down Expand Up @@ -810,7 +815,6 @@ void rt1715_state::rt1715w(machine_config &config)

m_crtc->drq_wr_callback().set(FUNC(rt1715_state::crtc_drq_w));

// FIXME interrupt output NC, but vector 0x14 set to ISR 0xf6bc, find source
I8272A(config, m_fdc, 8'000'000 / 4, false);
m_fdc->drq_wr_callback().set(m_dma, FUNC(z80dma_device::rdy_w)).invert();
FLOPPY_CONNECTOR(config, "i8272:0", rt1715w_floppies, "525qd", rt1715_state::floppy_formats);
Expand Down Expand Up @@ -899,4 +903,4 @@ ROM_END
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP( 1986, rt1715, 0, 0, rt1715, k7658, rt1715_state, empty_init, "Robotron", "Robotron PC-1715", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW )
COMP( 1986, rt1715lc, rt1715, 0, rt1715, k7658, rt1715_state, empty_init, "Robotron", "Robotron PC-1715 (latin/cyrillic)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW )
COMP( 1986, rt1715w, rt1715, 0, rt1715w, rt1715w, rt1715_state, empty_init, "Robotron", "Robotron PC-1715W", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW )
COMP( 1986, rt1715w, rt1715, 0, rt1715w, rt1715w, rt1715_state, empty_init, "Robotron", "Robotron PC-1715W", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NO_SOUND_HW )
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@angelosa angelosa Feb 7, 2026

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This promotes the system, needs to be noted in PR description with whatsnew friendly format

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