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sk101bl: Add LCDC and speaker sound (nw)

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This commit is contained in:
AJR 2019-07-08 22:43:58 -04:00
parent bf3ab8fc13
commit 62018479a2
1 changed files with 57 additions and 13 deletions
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70
src/mame/drivers/sk101bl.cpp
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@ -16,7 +16,11 @@ The main board incorporates two DSWs and a "BLMHYB01" hybrid module containing u
#include "emu.h"
//#include "bus/rs232/rs232.h"
#include "cpu/mcs51/mcs51.h"
//#include "screen.h"
#include "sound/spkrdev.h"
#include "video/hd44780.h"
#include "emupal.h"
#include "screen.h"
#include "speaker.h"
class sk101bl_state : public driver_device
{
@ -24,6 +28,7 @@ public:
sk101bl_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_lcdc(*this, "lcdc")
{
}
@ -31,34 +36,54 @@ public:
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
DECLARE_READ_LINE_MEMBER(p17_r);
HD44780_PIXEL_UPDATE(pixel_update);
u8 p1_r();
void p1_w(u8 data);
void p24_latch_w(u8 data);
void p26_latch_w(u8 data);
void lcd_control_w(u8 data);
void prog_map(address_map &map);
void ext_map(address_map &map);
required_device<i80c31_device> m_maincpu;
required_device<hd44780_device> m_lcdc;
u8 m_p1_state;
u8 m_lcd_data;
u8 m_lcd_control;
};
void sk101bl_state::machine_start()
{
save_item(NAME(m_p1_state));
save_item(NAME(m_lcd_data));
save_item(NAME(m_lcd_control));
}
READ_LINE_MEMBER(sk101bl_state::p17_r)
void sk101bl_state::machine_reset()
{
return 0;
m_lcd_control = 0;
}
HD44780_PIXEL_UPDATE(sk101bl_state::pixel_update)
{
if (pos < 16)
bitmap.pix16(line * 10 + y, pos * 6 + x) = state;
}
u8 sk101bl_state::p1_r()
{
if (BIT(m_lcd_control, 1) && BIT(m_lcd_control, 3))
return m_lcdc->read(BIT(m_lcd_control, 2));
return m_lcd_data;
}
void sk101bl_state::p1_w(u8 data)
{
m_p1_state = data;
m_lcd_data = data;
}
void sk101bl_state::p24_latch_w(u8 data)
@ -66,9 +91,12 @@ void sk101bl_state::p24_latch_w(u8 data)
logerror("%s: Writing %02X to P2.4 latch\n", machine().describe_context(), data);
}
void sk101bl_state::p26_latch_w(u8 data)
void sk101bl_state::lcd_control_w(u8 data)
{
logerror("%s: Writing %02X to P2.6 latch (P1.7-4 = %01X)\n", machine().describe_context(), data, m_p1_state >> 4);
if (BIT(data, 1) && !BIT(data, 3))
m_lcdc->write(BIT(data, 2), m_lcd_data);
m_lcd_control = data;
}
void sk101bl_state::prog_map(address_map &map)
@ -79,7 +107,7 @@ void sk101bl_state::prog_map(address_map &map)
void sk101bl_state::ext_map(address_map &map)
{
map(0x1000, 0x1000).mirror(0x0fff).w(FUNC(sk101bl_state::p24_latch_w));
map(0x4000, 0x4000).mirror(0x0fff).w(FUNC(sk101bl_state::p26_latch_w));
map(0x4000, 0x4000).mirror(0x0fff).w(FUNC(sk101bl_state::lcd_control_w));
map(0xe000, 0xffff).ram(); // TC5565APL-15L
}
@ -91,8 +119,24 @@ void sk101bl_state::sk101bl(machine_config &config)
I80C31(config, m_maincpu, 11.0592_MHz_XTAL);
m_maincpu->set_addrmap(AS_PROGRAM, &sk101bl_state::prog_map);
m_maincpu->set_addrmap(AS_IO, &sk101bl_state::ext_map);
m_maincpu->port_in_cb<1>().set(FUNC(sk101bl_state::p17_r)).bit(7);
m_maincpu->port_in_cb<1>().set(FUNC(sk101bl_state::p1_r));
m_maincpu->port_out_cb<1>().set(FUNC(sk101bl_state::p1_w));
m_maincpu->port_out_cb<3>().set("alarm", FUNC(speaker_sound_device::level_w)).bit(3);
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
screen.set_refresh_hz(50);
screen.set_screen_update("lcdc", FUNC(hd44780_device::screen_update));
screen.set_size(16*6, 20);
screen.set_visarea(0, 16*6-1, 0, 20-1);
screen.set_palette("palette");
HD44780(config, m_lcdc).set_lcd_size(1, 16);
m_lcdc->set_pixel_update_cb(FUNC(sk101bl_state::pixel_update), this);
PALETTE(config, "palette").set_entries(2);
SPEAKER(config, "mono").front_center();
SPEAKER_SOUND(config, "alarm").add_route(ALL_OUTPUTS, "mono", 1.00);
}
ROM_START(sk101bl)
@ -100,4 +144,4 @@ ROM_START(sk101bl)
ROM_LOAD("sk_101_5.0_1ca2.ic7", 0x0000, 0x8000, CRC(f7903ca5) SHA1(66648cc1622c1241cdbd443af706750acbb93502)) // 27256-25
ROM_END
COMP(1988, sk101bl, 0, 0, sk101bl, sk101bl, sk101bl_state, empty_init, "Reuters", "Model SK 101 BL", MACHINE_IS_SKELETON)
COMP(1988, sk101bl, 0, 0, sk101bl, sk101bl, sk101bl_state, empty_init, "Reuters", "Model SK 101 BL", MACHINE_NOT_WORKING)