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checking device LEDs
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@felipesanches
felipesanches committed Aug 10, 2024
1 parent c2dfdf6 commit c1660b9
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Showing 2 changed files with 22 additions and 12 deletions.
8 changes: 8 additions & 0 deletions src/mame/layout/kn5000.lay
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Expand Up @@ -74,6 +74,8 @@ license:CC0-1.0
<rect><color red="0.05" green="0.05" blue="0.05"/></rect>
</element>

<element name="maincpu_text"><text string="MAIN CPU"><color red="0.3" green="0.3" blue="0.3" /></text></element>
<element name="subcpu_text"><text string="SUB CPU"><color red="0.3" green="0.3" blue="0.3" /></text></element>

<element name="msp_title"><text string="MANUAL SEQUENCE PADS"><color red="0.79" green="0.64" blue="0.49" /></text></element>
<element name="demo_text"><text string="DEMO"><color red="0.79" green="0.64" blue="0.49" /></text></element>
Expand Down Expand Up @@ -640,8 +642,14 @@ license:CC0-1.0
<element name="CPR_67" ref="green_led"><!-- START/STOP 3 BEAT --><bounds x="716" y="558" width="5" height="5"/></element>
<element name="CPR_68" ref="green_led"><!-- START/STOP 4 BEAT --><bounds x="732" y="558" width="5" height="5"/></element>

<element name="checking_device_led_cn12" ref="red_led"><!-- MAINCPU CHECK LED --><bounds x="1270" y="10" width="5" height="5"/></element>
<element name="checking_device_led_cn12" ref="red_led"><!-- SUBCPU CHECK LED --><bounds x="1270" y="20" width="5" height="5"/></element>

<!-- Labels -->

<element ref="maincpu_text"><bounds x="1235" y="8" width="30" height="8"/></element>
<element ref="subcpu_text"><bounds x="1235" y="18" width="30" height="8"/></element>

<element ref="demo_text"><bounds x="34" y="228" width="20" height="8"/></element>

<element ref="line"><bounds x="106" y="210" width="45" height="1"/></element>
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26 changes: 14 additions & 12 deletions src/mame/matsushita/kn5000.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -13,8 +13,6 @@
#include "machine/gen_latch.h"
#include "machine/upd765.h"
#include "screen.h"
#include "sound/beep.h"
#include "speaker.h"
#include "video/pc_vga.h"
#include "kn5000.lh"

Expand Down Expand Up @@ -103,11 +101,12 @@ class kn5000_state : public driver_device
, m_maincpu_latch(*this, "maincpu_latch")
, m_subcpu_latch(*this, "subcpu_latch")
, m_fdc(*this, "fdc")
, m_checking_device_led_cn11(*this, "checking_device_led_cn11")
, m_extension(*this, "extension")
, m_extension_view(*this, "extension_view")
, m_CPL_SEG(*this, "CPL_SEG%u", 0U)
, m_CPR_SEG(*this, "CPR_SEG%u", 0U)
, m_checking_device_led_cn11(*this, "checking_device_led_cn11")
, m_checking_device_led_cn12(*this, "checking_device_led_cn12")
, m_CPL_LED(*this, "CPL_%u", 0U)
, m_CPR_LED(*this, "CPR_%u", 0U)
, m_led_row(0)
Expand All @@ -123,12 +122,13 @@ class kn5000_state : public driver_device
required_device<generic_latch_8_device> m_maincpu_latch;
required_device<generic_latch_8_device> m_subcpu_latch;
required_device<upd72067_device> m_fdc;
required_device<beep_device> m_checking_device_led_cn11;
required_device<kn5000_extension_device> m_extension;
memory_view m_extension_view;

required_ioport_array<11> m_CPL_SEG; // buttons on "Control Panel Left" PCB
required_ioport_array<11> m_CPR_SEG; // buttons on "Control Panel Right" PCB
output_finder<> m_checking_device_led_cn11;
output_finder<> m_checking_device_led_cn12;
output_finder<50> m_CPL_LED;
output_finder<69> m_CPR_LED;
uint8_t m_led_row;
Expand Down Expand Up @@ -667,14 +667,16 @@ void kn5000_state::machine_start()
}
#endif // EXTENSION_VIEW

m_checking_device_led_cn11.resolve();
m_checking_device_led_cn12.resolve();
m_CPL_LED.resolve();
m_CPR_LED.resolve();
}

void kn5000_state::machine_reset()
{
/* Setup beep */
m_checking_device_led_cn11->set_state(0);
m_checking_device_led_cn11 = 0;
m_checking_device_led_cn12 = 0;
}

void kn5000_state::kn5000(machine_config &config)
Expand Down Expand Up @@ -713,7 +715,7 @@ void kn5000_state::kn5000(machine_config &config)
// bit 0 (input) = "check terminal" switch
// bit 1 (output) = "check terminal" LED
m_maincpu->portc_read().set([this] { return ioport("CN11")->read(); });
m_maincpu->portc_write().set([this] (u8 data) { m_checking_device_led_cn11->set_state(BIT(data, 1) == 0); });
m_maincpu->portc_write().set([this] (u8 data) { m_checking_device_led_cn11 = (BIT(data, 1) == 0); });


// MAINCPU PORT D:
Expand Down Expand Up @@ -781,6 +783,11 @@ void kn5000_state::kn5000(machine_config &config)
// Address bus is set to 8 bits by the pins AM1=GND and AM0=GND
m_subcpu->set_addrmap(AS_PROGRAM, &kn5000_state::subcpu_mem);

// SUBCPU PORT C:
// bit 0 (input) = "check terminal" switch
// bit 1 (output) = "check terminal" LED
m_subcpu->portc_read().set([this] { return ioport("CN12")->read(); });
m_subcpu->portc_write().set([this] (u8 data) { m_checking_device_led_cn12 = (BIT(data, 1) == 0); });

// SUBCPU PORT D:
// bit 0 = (output) SSTAT0
Expand Down Expand Up @@ -836,11 +843,6 @@ void kn5000_state::kn5000(machine_config &config)
vga.set_vram_size(0x100000);

config.set_default_layout(layout_kn5000);

// This is a quick hack to beep whenever the checking device LED is on
// (just because I find it more convenient to listen to the beeps while debugging the driver)
SPEAKER(config, "mono").front_center();
BEEP(config, "checking_device_led_cn11", 12_MHz_XTAL / 3200).add_route(ALL_OUTPUTS, "mono", 0.05);
}

ROM_START(kn5000)
Expand Down

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