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-rw-r--r--src/mame/drivers/poly880.cpp47
1 files changed, 24 insertions, 23 deletions
diff --git a/src/mame/drivers/poly880.cpp b/src/mame/drivers/poly880.cpp
index 7fffc05a427..c3f148125ef 100644
--- a/src/mame/drivers/poly880.cpp
+++ b/src/mame/drivers/poly880.cpp
@@ -23,16 +23,22 @@ Test Paste:
The SC1 version is a modification that turns it into a chesscomputer.
Not to be confused with the prequel to SC2, but more likely a different
-version of SLC1 without the "Lern" part.
+version of SLC1, without the "Lern" part.
+
+SC1-SLC1 Keypad Reference:
+ 1-8 = A1-H8
+ C = C (back)
+ D = O (option)
+ E = St (clear)
+ F = Z (enter)
TODO:
- MCYCL (activate single stepping)
- CYCL (single step)
- layout LEDs (address bus, data bus, command bus, MCYCL)
-- 32KB RAM expansion @ 0x8000
+- optional 32KB RAM expansion @ 0x8000
- who made poly880s? slc1 is very similar, it's by the same person?
-- poly880s 7segs flicker
****************************************************************************/
@@ -43,8 +49,8 @@ TODO:
#include "imagedev/cassette.h"
#include "machine/z80pio.h"
#include "machine/z80ctc.h"
-#include "machine/ram.h"
#include "sound/spkrdev.h"
+#include "video/pwm.h"
#include "speaker.h"
@@ -62,10 +68,10 @@ public:
, m_maincpu(*this, "maincpu")
, m_pio(*this, "pio%u", 0)
, m_ctc(*this, "ctc")
+ , m_display(*this, "display")
, m_cassette(*this, "cassette")
, m_speaker(*this, "speaker")
, m_inputs(*this, "IN.%u", 0U)
- , m_digits(*this, "digit%u", 0U)
{ }
void poly880(machine_config &config);
@@ -81,10 +87,10 @@ private:
required_device<z80_device> m_maincpu;
required_device_array<z80pio_device, 2> m_pio;
required_device<z80ctc_device> m_ctc;
+ required_device<pwm_display_device> m_display;
required_device<cassette_image_device> m_cassette;
required_device<speaker_sound_device> m_speaker;
required_ioport_array<3> m_inputs;
- output_finder<8> m_digits;
void poly880_io(address_map &map);
void poly880_mem(address_map &map);
@@ -109,9 +115,7 @@ private:
void poly880_state::update_display()
{
- for (int i = 0; i < 8; i++)
- if (BIT(m_digit, i))
- m_digits[7 - i] = m_segment;
+ m_display->matrix(m_digit, m_segment);
}
void poly880_state::cldig_w(u8 data)
@@ -316,9 +320,7 @@ static const z80_daisy_config poly880_daisy_chain[] =
void poly880_state::machine_start()
{
- m_digits.resolve();
-
- /* register for state saving */
+ // register for state saving
save_item(NAME(m_digit));
save_item(NAME(m_segment));
}
@@ -328,16 +330,22 @@ void poly880_state::machine_start()
void poly880_state::poly880(machine_config &config)
{
- /* basic machine hardware */
+ // basic machine hardware
Z80(config, m_maincpu, XTAL(7'372'800)/8);
m_maincpu->set_addrmap(AS_PROGRAM, &poly880_state::poly880_mem);
m_maincpu->set_addrmap(AS_IO, &poly880_state::poly880_io);
m_maincpu->set_daisy_config(poly880_daisy_chain);
- /* video hardware */
+ // video hardware
+ PWM_DISPLAY(config, m_display).set_size(8, 8);
+ m_display->set_segmask(0xff, 0xff);
config.set_default_layout(layout_poly880);
- /* devices */
+ // sound hardware
+ SPEAKER(config, "mono").front_center();
+ SPEAKER_SOUND(config, m_speaker).add_route(ALL_OUTPUTS, "mono", 0.25);
+
+ // devices
Z80CTC(config, m_ctc, XTAL(7'372'800)/16);
m_ctc->intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
m_ctc->zc_callback<0>().set(FUNC(poly880_state::ctc_z0_w));
@@ -353,16 +361,9 @@ void poly880_state::poly880(machine_config &config)
Z80PIO(config, m_pio[1], XTAL(7'372'800)/16);
m_pio[1]->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
- /* sound hardware */
- SPEAKER(config, "mono").front_center();
- SPEAKER_SOUND(config, m_speaker).add_route(ALL_OUTPUTS, "mono", 1.00);
-
CASSETTE(config, m_cassette);
m_cassette->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
m_cassette->add_route(ALL_OUTPUTS, "mono", 0.05);
-
- /* internal ram */
- RAM(config, RAM_TAG).set_default_size("1K");
}
void poly880_state::poly880s(machine_config &config)
@@ -392,4 +393,4 @@ ROM_END
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS
COMP( 1983, poly880, 0, 0, poly880, poly880, poly880_state, empty_init, "VEB Polytechnik", "Poly-Computer 880", MACHINE_SUPPORTS_SAVE )
-COMP( 1983, poly880s, poly880, 0, poly880s, poly880, poly880_state, empty_init, "hack", "Poly-Computer 880 (SC1)", MACHINE_SUPPORTS_SAVE | MACHINE_NOT_WORKING )
+COMP( 1983, poly880s, poly880, 0, poly880s, poly880, poly880_state, empty_init, "hack", "Poly-Computer 880 (SC1)", MACHINE_SUPPORTS_SAVE )