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Diffstat (limited to 'src/mame/drivers/wy60.cpp')
-rw-r--r--src/mame/drivers/wy60.cpp73
1 files changed, 60 insertions, 13 deletions
diff --git a/src/mame/drivers/wy60.cpp b/src/mame/drivers/wy60.cpp
index 09381d15ba6..ef05208733c 100644
--- a/src/mame/drivers/wy60.cpp
+++ b/src/mame/drivers/wy60.cpp
@@ -10,6 +10,7 @@
#include "cpu/mcs51/mcs51.h"
//#include "machine/i2cmem.h"
#include "machine/mc2661.h"
+#include "video/scn2674.h"
#include "screen.h"
class wy60_state : public driver_device
@@ -17,7 +18,7 @@ class wy60_state : public driver_device
public:
wy60_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
- , m_screen(*this, "screen")
+ , m_pvtc(*this, "pvtc")
, m_sio(*this, "sio")
{
}
@@ -29,12 +30,18 @@ protected:
virtual void driver_start() override;
private:
- u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
+ SCN2672_DRAW_CHARACTER_MEMBER(draw_character);
+
+ u8 pvtc_r(offs_t offset);
+ void pvtc_w(offs_t offset, u8 data);
+ u8 sio_r(offs_t offset);
+ void sio_w(offs_t offset, u8 data);
void prog_map(address_map &map);
void ext_map(address_map &map);
+ void row_buffer_map(address_map &map);
- required_device<screen_device> m_screen;
+ required_device<scn2672_device> m_pvtc;
required_device<mc2661_device> m_sio;
};
@@ -43,19 +50,49 @@ void wy60_state::machine_start()
{
}
-u32 wy60_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
+SCN2672_DRAW_CHARACTER_MEMBER(wy60_state::draw_character)
{
- return 0;
+}
+
+u8 wy60_state::pvtc_r(offs_t offset)
+{
+ return m_pvtc->read(offset >> 8);
+}
+
+void wy60_state::pvtc_w(offs_t offset, u8 data)
+{
+ m_pvtc->write(offset >> 8, data);
+}
+
+u8 wy60_state::sio_r(offs_t offset)
+{
+ return m_sio->read(offset >> 8);
+}
+
+void wy60_state::sio_w(offs_t offset, u8 data)
+{
+ m_sio->write(offset >> 8, data);
}
void wy60_state::prog_map(address_map &map)
{
// TODO: EA banking?
- map(0x0000, 0xffff).rom().region("wyseprog", 0);
+ map(0x0000, 0xffff).rom().region("coderom", 0);
}
void wy60_state::ext_map(address_map &map)
{
+ map(0x0000, 0x1fff).ram().share("charram");
+ map(0x2000, 0x3fff).ram().share("attrram");
+ map(0xa000, 0xa7ff).mirror(0x1800).rw(FUNC(wy60_state::pvtc_r), FUNC(wy60_state::pvtc_w));
+ map(0xc000, 0xc3ff).mirror(0xc00).r(FUNC(wy60_state::sio_r));
+ map(0xd000, 0xd3ff).mirror(0xc00).w(FUNC(wy60_state::sio_w));
+}
+
+void wy60_state::row_buffer_map(address_map &map)
+{
+ map.global_mask(0x0ff);
+ map(0x000, 0x0ff).ram();
}
@@ -70,12 +107,22 @@ void wy60_state::wy60(machine_config &config)
//X2404(config, m_eeprom);
- SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
- m_screen->set_raw(26.58_MHz_XTAL, 1000, 0, 800, 443, 0, 416); // 26.580 kHz horizontal
- //m_screen->set_raw(39.71_MHz_XTAL, 1494, 0, 1188, 443, 0, 416);
- m_screen->set_screen_update(FUNC(wy60_state::screen_update));
+ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
+ screen.set_raw(26.58_MHz_XTAL, 1000, 0, 800, 443, 0, 416); // 26.580 kHz horizontal
+ //screen.set_raw(39.71_MHz_XTAL, 1494, 0, 1188, 443, 0, 416);
+ screen.set_screen_update("pvtc", FUNC(scn2672_device::screen_update));
+
+ SCN2672(config, m_pvtc, 26.58_MHz_XTAL / 10); // custom-marked as Motorola SC67336P (205001-02)
+ m_pvtc->set_screen("screen");
+ m_pvtc->set_character_width(10); // 9 in 132-column mode
+ m_pvtc->set_addrmap(0, &wy60_state::row_buffer_map);
+ m_pvtc->set_addrmap(1, &wy60_state::row_buffer_map);
+ m_pvtc->set_display_callback(FUNC(wy60_state::draw_character));
+ //m_pvtc->intr_callback().set_inputline("maincpu", MCS51_T0_LINE);
+ //m_pvtc->breq_callback().set_inputline("maincpu", MCS51_INT0_LINE);
MC2661(config, m_sio, 4.9152_MHz_XTAL); // SCN2661B
+ //m_sio->rxrdy_handler().set_inputline("maincpu", MCS51_INT1_LINE);
}
// CPU: 8051(202008-03)
@@ -90,7 +137,7 @@ ROM_START(wy60)
ROM_REGION(0x1000, "maincpu", 0)
ROM_LOAD("202008-03.bin", 0x0000, 0x1000, NO_DUMP)
- ROM_REGION(0x10000, "wyseprog", 0)
+ ROM_REGION(0x10000, "coderom", 0)
ROM_LOAD("193003-01.u9", 0x00000, 0x10000, CRC(26de0ea4) SHA1(91409f98a3990b514fbcb7de2eb45944bf5b95bc))
ROM_END
@@ -98,13 +145,13 @@ ROM_START(wy60a)
ROM_REGION(0x1000, "maincpu", 0)
ROM_LOAD("202008-03.bin", 0x0000, 0x1000, NO_DUMP)
- ROM_REGION(0x10000, "wyseprog", 0)
+ ROM_REGION(0x10000, "coderom", 0)
ROM_LOAD("wy-60_4k.u6", 0x00000, 0x10000, CRC(6daf2824) SHA1(23cd039ec7ae71b0742e8eebf75be8cd5992e3fd))
ROM_END
void wy60_state::driver_start()
{
- uint8_t *rom = memregion("wyseprog")->base();
+ uint8_t *rom = memregion("coderom")->base();
for (offs_t base = 0x00000; base < 0x10000; base += 0x2000)
{
std::vector<uint8_t> orig(&rom[base], &rom[base + 0x2000]);